9µs. The R640 system supports: • TwoDI MMs per channel for single -rank and/or dual -rank DIMMs • One or two DIMMs per channel for quad -rank DIMMs For details, see the Memory section. Not bad, not bad at all. Cooling fans specifications PSU specifications The PowerEdge R640 system supports up to two AC or DC power supply units (PSUs). Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell Poweredge R650 - FREE US Delivery. Free Shipping. The bedrock of the data center. 68TB max with PMem + LRDIMM) Supports registered ECC DDR4 DIMMs only Storage controllers Internal bootmemory quickly and securely with System Erase. The PowerEdge R640 is built upon a scalable system architecture and provides the choice and flexibility to easily meet performance demands. Dell EMC PowerEdge R640 Rack Server PSUs. DELL EMC POWEREDGE R640 The PowerEdge R640 is the ideal dual-socket, 1U platform for. 19. If you have any questions concerning our product. The R640 combines density, performance and scalability to optimize application performance and data center density. 68TB max with DPCMM + LRDIMM) Supports registered ECC DDR4 DIMMs only Storage controllers Internal boot Internal Controllers: PERC H330, H730P, H740P, HBA330 Maximum RAM RDIMM 1. 8 x 2. Feature comparison . The R640 combines. Print Check out this page on Dell. The bedrock of the data center. system memory quickly and securely with System Erase. 5" SFF 2 x Intel Xeon Gold 6146 3. 5" and 2. 8 PowerEdge R640 system overviewHere is a quick summary of the table. Dell R640 Memory . 1,5 To max. The R640 combines density, performance and scalability to optimize application performance and data center density. 5-inch hard drives on the back panel. • 35°C maximum ambient temperature Table 7 Dense configuration environmental requirements . Compare to the Dell R640 is a supreme workload accelerator. 1 x 256GB. Avec son architecture à double socket 1U, le PowerEdge R640 est la plate-forme idéale pour vos opérations de calcul sur des . . 0 mm (8. The R640 combines density, performance and scalability to optimize. 7µs. DIMM Speed Up to 2933MT/s Memory Type. POWEREDGE R640 PowerEdge R640 • NVMe direct-attached drives reduce latency Uncompromising performance and density The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. 9 kg (48. com. 192GB (12 x 16GB) DDR3-1333 MHz PC3-10600R ECC Registered Server Memory Upgrade Kit - Dell. 3 mm—1. 6 GHz. PowerEdge R640 • NVMe Direct-attached drives reduce latency. This guide provides an overview of the Dell EMC PowerFlex appliance R640 system, diagnostic tools, and technical specifications. The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out . Ports and connectors specifications. 0 Virtual Media SIP (Server Interface Pod) with CAC (Common Access Card) from Dell ™ support is a high-resolution USB2-based SIP that supports Virtual Media (VM) and smart cards/CAC. 5” SAS SSD, SATA SSD, SAS (10K, 15K), nearline SAS (7. Dell EMC PowerEdge R640 and R630 server. Maximum RAM. Random Access Memory (RAM) is a type of hardware that your computer uses to store information. Intel® Optane™ DC persistent memory Up to 6 per CPU socket. Solution: Check other messages for a faulty memory module. DELL EMC PowerEdge R640 vSAN ReadyNode Solutions 2. 1 and it was updated (some time ago) before iDRAC9 update to. The R640 combines density, performance and scalability to optimize application performance and data center density. 400-AZQO. 128GB. 1. 5-inch hard drives on the front panel, or 10 x 2. VDI FC Initial Login saw the server start below 100µs and go on to peak at 547,765 IOPS with a latency of 235. The R640 features:Dell EMC PowerEdge R640 overview The Dell EMC PowerEdge R640 system is a 1U rack server that supports up to: • Two Intel Xeon Scalable Processors • 24 DIMM slots • 8 x 2. 53TB LRDIMM 3TB NVDIMM 192GB DCPMM 6. View Details. Noctua NH-D15 82. Memory DIMM Speed Up to 2933MT/s Up to 2400MT/s Memory Type RDIMM RDIMM. PowerEdge T640 delivers ultimate two-socket performance and massive internal storage capacity in a rack or tower platform. System battery specifications. NET! 🇺🇸 Search Menu ≡ ╳Dell EMC PowerEdge R640 node BOM. But 8 memory channels means you need to buy 8 dimms per CPU socket to archive the max. com. 5TB Max Size LRDIMM: 3TB Max Size Intel Optane: 7. Transparent Secure Memory Encryption 1,2: Disabled: Enabled: AX-7525: Systems Security: TPM PPI ByPass Provision 1: Disabled:. Dell™ Branded memory offered in the Memory Selector has gone. 5in Hot-plug AG Drive, 3 DWPD, 4380 TBW. PowerEdge R640 •. 65. 2666MT/s LRDIMMs. Rack Height: 1U CPU Speed: 3. $2,310. Please select the products to be. is it possible?Solution: Xeon 4210 (2. VxRail is backed by Dell Technologies’ world-class support, offering a single point of contact for both hardware and software components and includes Dell Secure Connect Gateway for call-home and proactive twoway remote connection - for remote monitoring, diagnosis, and repair to ensure maximum availability. PowerEdge R640 Features Technical Specification Processor Up to two 2nd Generation Intel® Xeon® Scalable processors, up to 28 cores per processor Memory 24 DDR4 DIMM slots, Supports RDIMM /LRDIMM, speeds up to 2933 MT/s, 3TB max Up to 12 NVDIMM, 192 GB Max Up to 12 Intel® Optane™ persistent memory PMem, 6. 48GB. The R640 is more suited for memory-intensive applications at almost three times the memory capacity. Memory 24 DDR4 DIMM slots, Supports RDIMM /LRDIMM, speeds up to 2933MT/s, 3TB max Up to 12 NVDIMM, 192 GB Max Up to 12 Intel® Optane™ DC persistent memory PMem, 6. 24 Slots. 5" and 2. Std BIOS setting power management—maximum performance. Create & edit digital content. Intel Evo, Intel Optane, Intel Xeon Phi, Iris, Itanium, MAX, Pentium, and Xeon. Dell EMC vSAN R640 Ready Node, Dell EMC vSAN R740xd Ready Node. 24 DIMM slots. For VDI FC Monday Login the R740xd hit a peak of 493,984 IOPS at a latency of 197. DELL EMC POWEREDGE R640 . Switching to VDI. Memory 48 DDR4 DIMM slots, Supports RDIMM /LRDIMM, up to 2933MT/s, 6TB max Up to 12 NVDIMM, 384GB Max Up to 24 Intel® Optane™ DC persistent memory PMem, max 12. 400-AZQO. The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out . Click Yes on the saving changes pop up screen, to confirm the update. 68TB max with DPCMM + LRDIMM) Supports registered ECC DDR4 DIMMs only Storage controllers Internal boot Internal Controllers: PERC H330, H730P, H740P, HBA330 PowerEdge R640 RAM Upgrade. 5TB max Memory Up to 12 NVDIMM, 192 GB Max Supports registered ECC DDR4 DIMMs only. The DP4400 may report a missing or faulty DIMM (Dual Inline Memory Module) during boot. This 1U PowerEdge R640 configuration enables all ten storage slots to NVMe drives. The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. Dell PowerEdge R640 HLH HLH 2 x 750 W . Combined with up to 24 DIMM’s, 12 of which can be PMems or NVDIMMs,. 6 Based on Dell internal analysis using publicly available specs in August 2023 comparing maximum effective capacity for PowerStore 1200 and FlashArray //X20. Note: When orders are placed, the Dell EMC ordering center adds new SKUs and substitutes those shown in the table with current local SKUs. Live Optics is an industry standard method of impartially documenting configuration and performance as well as observing file characteristics of data. 68TB max with DPCMM + LRDIMM) Supports registered ECC DDR4 DIMMs only: 24 x DDR4 DIMM slots, Supports RDIMMS/ LRDIMMS, 3. For a basic test, you can pick Express. Have a Dell R640 server. 7µs. Max 12 for 2S configuration. Memory Configuration: 3TB Max (24 x 128GB LRDIMM) 768GB Max (24 x 32GB RDIMM) Installed Memory: Instantly check how much Memory you currently have installed. The PowerEdge R640 is a general purpose platform expandable up to 7. Memory specifications. 2666MT/s Memory Mode with Intel Optane Memory + HK$0. CPU Cooler Fan. Security. The storage controllers are certified with a higher version than the regular certification version of "Dell EMC PowerEdge" Servers. The PowerEdge R640 supports USB ports, NIC ports, VGA ports, serial connector, and an IDSDM/vFlash card that supports an optional flash memory card and one internal dual SD module. 32 GB RDIMM, 2933 MHz. 3200MT/s RDIMMs Selected. View the Dell PowerEdge R640 Rack Server and shop all of our Servers at Dell. But 8 memory channels means you need to buy 8 dimms per CPU socket to archive the max. Dell EMC PowerEdge R640 Memory Upgrades from Data Memory Systems. M. Dell EMC PowerEdge R640 Spec Sheet. In 15Gen the R650 comes with 8 memory channels and up 3200mhz memory speed with the right CPU but R450 will still on 4 memory channels for example. DIMM Speed Up to 2933MT/s Memory Type. 2 available for Boot Optimized Storage System (BOSS) Drive bays Front: Up to 2 x 2. Overview. View the Dell PowerEdge R740 Rack Server and shop all of our Servers at Dell. 5TB NVDIMM 192GB DCPMM 6. 8 mm—21. MTA9ASF1G72PZ-3G2R1R. Dell EMC PowerEdge FC640 system weight System Maximum weight 2 x 2. Further technical memory. Dell PowerEdge R640 RAM modules increase. com. Assuming you have 2 6-core processors at 2. Max of 8 SAS/SATA, 3 PCIe Slots, 2 CPU only May delay your delivery date. Two redundant power supply units (PSU) or single cabled PSU (no longer offering)戴尔易安信 PowerEdge R640 是一款可扩展的1U机架式服务器， 设计用于通过双路平台进行计算和存储。 R640被描述为性能、成本和密度之间的一种平衡， 它用于处理一系列不同数据中心用例带来的工作负载，特别是密集的软件定义存储、服务提供商、应用层、密集的私有云、虚拟化和 高性能计算(HPC)等。Dell PowerEdge R640, R740, R740XD, R840, R940, R940xa, MX740c, MX840c, and, Dell Precision 7920 Rack Workstation BIOS contain a stack-based buffer overflow vulnerability in systems with Intel Optane DC Persistent Memory installed. O R640 combina densidade, desempenho e escalabilidade para otimizar o desempenho do aplicativo e a densidade de datacenter. 5 Inch Hard-Drive. PayPal Credit. 0. maximum scalability, and safe and reliable service. Data storage . The options available are Optimizer. Enhancement to address the security vulnerabilities (Common Vulnerabilities and Exposures - CVE) such as CVE-2021-28210, CVE-2021-28211 and code change for bug fix. For VDI Full Clone (FC) Boot, the Dell EMC PowerEdge R740xd peaked at 1,839,481 IOPS at a latency of 193. Use 8 or 16 DIMMs per 2nd Generation AMD EPYC™ CPU for a balanced configuration. Storage Spaces Direct R640 Ready Node, Storage Spaces. View the Dell PowerEdge R640 Rack Server and shop all of our Servers at Dell. Drivers & Downloads. Processor Speed: 2. Max of 8 SAS/SATA, 3 PCIe Slots, 2 CPU only + £2. The Dell EMC PowerEdge R250 is an easy to use entry-level rack server designed for general purpose business applications for budget-conscious businesses. . Pre-Configured or custom build available. Processor. 5TB max Up to 12 NVDIMM, 192 GB Max Supports registered ECC DDR4 DIMMs onlyMTA18ASF4G72PZ-3G2F1R. 58-inches) 535. Intel Evo, Intel Optane, Intel Xeon Phi, Iris, Itanium, MAX, Pentium, and Xeon. Rack Height: 1U CPU Speed: 3. Software performance will vary depending on what memory region is being used and performance will be non-deterministic. 5M Cache, HT (165 W) DDR4-2933. Processor specifications. 24-core . 03-11-2021 19:00 PM. Object . Use 8 or 16 DIMMS per 3rd Generation Intel Xeon Scalable CPU. 5" Hot Swap SAS, SATA and Near Line SAS, NVMe SSD RISER: 3 PCIe Slots (Half Height) or 2 PCIe Slots (1 Full Height, 1 Half. The R640 can handle demanding workloads such as virtualization, dense private cloud, High Performance Computing (HPC) and software-defined storage. Processor specifications. $213. Server: Dell EMC PowerEdge R640 1U 10x 2. 01. PowerEdge R. Windows Vista® automatically allocates a certain amount of memory for system use. I currently have a couple of Consumer SSD's and Enterprise SSD's in it. Click on System Profile Settings. We'll also show you how to install 384GB of memory. Mojo Systems opened for business in 2003. 2 240G, R1, LP1Std BIOS setting power management—maximum performance. 5-inch hard drives or 4 x 3. Max Memory Capacity. 5TB max System Maximum weight (with all hard drives/SSDs) PowerEdge R640 21. 25. Processor Type: Intel Xeon Gold. x86_64. 403-BCHI . Memory Type RDIMM Memory Module Slots. 6 Based on Dell internal analysis using publicly available specs in August 2023 comparing maximum effective capacity for PowerStore 1200 and FlashArray //X20. 3200MT/s LRDIMMs. Maximize your data storage capabilities with R640s expandable memory options of up to 1TB DDR4. Document Library; Document Library. Documentation. 36TB Enterprise SSD Storage, RAID, Dual Power, iDRAC, Rail Kit, Server 2022 Standard Model #: 840104322420 Item #: 9SIAA65JYA2602 Memory 24 DDR4 DIMM slots, Supports RDIMM /LRDIMM, speeds up to 2933 MT/s, 3TB max Up to 12 NVDIMM, 192 GB Max Up to 12 Intel® Optane™ persistent memory PMem, 6. 2666MT/s LRDIMMs $0. 8 kg (12. maherkhalil. Intel Xeon Gold 6238R 2. 5-inch hard drives on the front panel, or 10 x 2. 256GB Module. 36TB NVMe 16TB Max, cache available 3. After updating the setting, click Back. 48GB. 5 inch drives, and flexible I/O options. Flex IO LOM board, 2x1 Gb with BCM5720 LAN. 0. For example, the Dell EMC PowerEdge R640 has 24 memory slots with 12 slots per processor. 36TB max with PMem and LDRIMM) 2933 MT/s DDR4 Memory The 2nd Generation Intel® Xeon® Processor Scalable family support up to 2933 MT/s memory. 5-inch hard drives on the front panel with optionalThe Dell R640 supports memory speeds of 2133MT/s, 2400MT/s, 2666MT/s, 2933MT/s, and 3200MT/s. 3-inches) 40. Memory Module Slots 24 DDR4 DIMM slots (12 NVDIMM or 12 DCPMM only) Supports registered ECC DDR4 DIMMs only Maximum RAM RDIMM 1. A variety of storage drive configurations is a big highlight for the PowerEdge R660. 68TB to 16TB 7. 8TB 7. Diagnostics & Tools. Assumes average 4:1 data reduction for PowerStore, 5:1 for Pure Storage. General Server Details: CPU(s): Up to 2 x Intel Xeon SP Multi Core Memory: 32 DDR4 DIMM Slots (Max 4TB) RAID: PERC H745, H345, HBA355I, H755, H755N HDD: 3. 8 x 2. system memory quickly and securely with System Erase. Automated features and built-in telemetry streaming give you added productivity and better server management. Storage. The Dell EMC PowerEdge R640 system is a 1U rack server that supports up to: Two 2 nd generation Intel Xeon Scalable Processors ; 24 DIMM slots 8 x 2. Acoustics for previous Dell EMC servers, e. 25-05-2018 08:00 AM. Four NVMe drives on 10 x 2. Why may there be various speeds of Dell EMC R640 memory? Some servers often have various configurations and versions. 5” or 3. 800 GB SSD SAS Mix Use 12Gbps512e 2. MTA18ASF4G72PZ-3G2F1R. Memory configurations can either be balanced, near balanced or unbalanced basedMemory 16 DDR4 DIMMs in total; Supports RDIMM /LRDIMM speeds up to 2933MT/s, 2TB Max ECC Registered DDR4 Storage controllers Internal controllers: Software RAID S140, PERC9 H330, H730P Internal Dual SD Module M. So if the requirements isnt a high memory server this doesnt matter. Buy system specific Dell PowerEdge. 09-inches) System weight Table 2. 68TB max with DCPMM and LDRIMM) iDRAC9 with Lifecycle Controller The new embedded systems management solution for the Dell EMC systems Dell EMC systems do allow mixing different memory modules, and this is described in more detail in the server owner manual. 5TB with LRDIMMs) The R640 offers up to 3TB of RAM with load-reduced DIMMs, while the R650 raises the bar with an impressive maximum memory capacity of up to 12TB. Processor specifications. Add to Cart. Tools Dell EMC Repository Manager Dell EMC Update Package Dell EMC System Update Dell EMC Server Update Utility iDRAC Service Module OpenManage Server Administrator OpenManage Storage Services Security TPM 1. Start a Conversation. Crucial Memory and SSD upgrades - 100% Compatibility Guaranteed for Dell PowerEdge R640. 5in Chassis with up to 10 Hard Drives and 3 x16 LP PCIe slots 2 x Intel Xeon Gold 5218 2. 900. 5-inch hard drives on View the Dell PowerEdge R640 Rack Server and shop all of our Servers at Dell. Powered by 2nd Generation dual Intel Xeon Scalable. Memory. diagnostics and SupportAssist, the R640 delivers maximum uptime in a worry-free environment. 0 optional Cryptographically signed firmware Silicon Root of Trust Secure Boot System Lockdown (requires. R640. Each processor’s set of 12 slots is organized across 6 channels with 2 slots per channel. Maximum RAM RDIMM 1 TB. A RAID controller can prevent groups of. Experience Everest performance of Dell PowerEdge R640 1U Rack Server with Cyber resilient security, Scalable Storage & Memory Options. 28. 5-inch hard drives on the front panel, or 10 x 2. Get Dell PowerEdge R640 Server in India at Cheap Deal price. Drivers & Downloads. The storage controllers are certified with a higher version than the regular certification version of "Dell EMC PowerEdge" Servers. Dell provided multiple hard drive backplane options when they released the R640 server to meet the needs of most server environments. *768GB max memory is recommended for performance optimized configurations. DCPMM. 5 inch drives, and flexible I/O options. Free shipping!. 0. PowerEdge R. 1. 5 SFF Drive, U. These drives are not recognized at all. 400-BELT. PowerEdge R640. 2 min – 8 max. Create and access a list of your products. Trending at $115. Storage controller specifications. Refurbished Dell PowerEdge EMC R640 Server 10B 2. Dell EMC PowerEdge R740 Technical Specifications). Asset Tag - ProSupport. 768GB. Will 2133 and 2400 ECC Reg work inside the R640? Thank you Ninjas. Let us show you our awesome upgrade ideas for the. 00. 128GB x 4 = 512GB. 92TB Micron 7300 NVMe U. Dell PowerEdge R730: Memory Configuration. Cooling fan specifications. 14TB (7. NOTE If system with 1600 W PSUs operates from 100 to 120 V, then the power rating per PSU is derated to 800 W. Rack Height: 1U; CPU Speed. 2TB SAS drives it came with, and purchased (4) 1. The bedrock of the data center. 68TB with LRDIMM) Storage. The R640 can handle demanding workloads such as virtualization, dense private cloud, High Performance System memory holds the instructions that are executed by the processor. 5" SFF 2 x Intel Xeon Gold 6146 3. Cooling fan specifications. Flex IO LOM board, 2x1 Gb with BCM5720 LAN controller In addition, Dell Rewards Members who open a new Dell Business Credit (DBC) account on or after 7/28/2023 receive 5,000 Dell Rewards Points as a bonus. 5-inch hard drives or 4 x 3. com. 5-inch hard drives on the front panel with optional support for 2 X 2. Memory Type: DDR4 SDRAM. Hi Currently my dell server comes with. Up to 2933MT/s DIMM speed; 24 DDR4 DIMM slots; Memory types and maximum RAM: RDIMM (max 1. In 15Gen the R650 comes with 8 memory channels and up 3200mhz memory speed with the right CPU but R450 will still on 4 memory channels for example. The technical and environmental specifications of your system are outlined in this section. 5" servers. The Dell EMC Host Bus Adapter (HBA) card family consists of the Dell HBA330 MMZ, Dell HBA330 MX, Dell 12 Gbps SAS HBA controller, Dell HBA330 adapter card and Dell HBA330 mini monolithic card. Dell Memory Upgrade - 32GB - 2RX4 DDR4 RDIMM 3200MHz 8Gb BASE. system memory quickly and securely with System Erase. 5” SAS/SATA (HDD/SSD), NVMe. The offered memory is a DDR4 RAM memory. Form Factor: Rack Mountable. 20GHz 16 Core 128GB DDR4. The technical and environmental specifications of your system are outlined in this section. 5-inch hard drives or 4 x 3. com 2 Model Dell PowerEdge R640 HPE DL360 G10The Dell EMC PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. 96GB. Dell R640 Memory. Memory, CPU, NIC, and drive configurations are preferred but not mandated. in balanced memory configuration. 5” drive bays (12Gb SAS) ME484: 84 x 3. 03-11-2021 19:00 PM. O R640 combina densidade, desempenho e escalabilidade para otimizar o desempenho do aplicativo e a densidade de datacenter. 6 x 960/800 GB . System dimensions. 400-BELT. 53TB RDIMM 786GB LRDIMM 3TB LRDIMM 1. 1. 400-BELT. 2GHz) has a maximum speed on the ram of 2666MHz, but the Xeon 4210R (2. Memory specifications Table 6. MpMemory allows you to check the state of your memory. DDR4-3200MT/s • 32GB Module Capacity • 16Gb Die Density • RDIMM • 1 Rank x 4 • PC4-25600 • CL=22 • Ext Timing 22-22-22 • 1. Expires 90. 10 over 12 months with 0% interest. Ideal balance of density and scalability. 5" and 2. 5µs. The memory controller is on the CPU. 16GB. Maximum number of PCIe lanes: Integrated 64 PCIe 4. 5” drives for data storage. Maximum 8 DIMMs per processor and 16. Model Drive Types PCI Support SAS Connections Cache Memory Write Back Cache RAID Levels Max Drive Support RAID Support; H800 Adapter: 6 Gb/s SAS: PCI-E 2. But the problem with this thing is, that it continually runs at 74% fan speed. DELL EMC POWEREDGE R640 The PowerEdge R640 is the ideal dual-socket, 1U platform for. 8 x 2. 400-BELT. 53TB LRDIMM 3TB. View the Dell PowerEdge R640 Rack Server and shop all of our Servers at Dell. Memory specifications. iDRAC Settings Enables you to configure the. After you perform the memory swap clear the memory log. Memory 24 DDR4 DIMM slots, Supports RDIMM /LRDIMM, speeds up to 2933MT/s, 3TB max Up to 12 NVDIMM, 192 GB Max Up to 12 Intel® Optane™ DC persistent memory PMem, 6. $10,425. 2TB HDD H740p Raid. (Max 2 for XC640 models, max 4 for XC-740xd models and max 8 for XC940-24): Intel i350 2x1GbE-T, Intel i350 4x1GbE-T. LRDIMMs are commonly used to maximize Dell PowerEdge R640. PowerEdge R640 Deliver fast performance and reduce latency with NVMe drivesView the Dell PowerEdge R640 Rack Server and shop all of our Servers at Dell. com. Assumes average 4:1 data reduction for PowerStore, 5:1 for Pure Storage. The PowerEdge R640 is a general purpose platform expandable up to 1. 5” with up to 8 NVMe, SAS/SATA/SSD/NVMe, max 58TB. 2,. g. Drives. Combined with up to 24 DIMM’s, 12 of which can be PMems or NVDIMMs, you have the resources to maximize application performance with the optimum configuration in only a 1U chassis. com. 00. We. The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. Memory Type & Info. 24 Slots. 28 lbs) Processor specifications The PowerEdge R640 system supports two Intel Xeon Scalable Processors, up to 28 cores per processor. The R440 features: 2nd Generation Intel Xeon Scalable Processor product family (with up to 24 cores and two threads per core) Up to six channels with two DIMMs per channel per CPU and 16 DIMMs (supports DDR4 RDIMM and LRDIMM)Unbuffered, non-registered DIMM memory modules have no buffer/register component between the DRAM modules and the motherboard memory controller. Uncorrectable memory errors may also be reported on the affected slot/DIMM.