Dell PowerEdge R640 Server
Dell PowerEdge R640 Server
Enterprise stock · tested · export documentation available
Dell PowerEdge R640 Server — Product Documentation List & Specifications
Product Overview
The Dell EMC PowerEdge R640 is a 1U, dual-socket rack server designed for dense scale-out data center computing. It combines density, performance, and scalability to optimize application performance in space-constrained environments . The platform is well-suited for demanding workloads including virtualization, dense private cloud, high-performance computing (HPC), and software-defined storage .
The R640 supports up to two 2nd Generation Intel Xeon Scalable processors with up to 28 cores each, 24 DDR4 DIMM slots, and flexible storage configurations with up to 10 front-accessible 2.5-inch drives plus optional rear drives . It features PCIe 3.0 expansion slots, iDRAC9 with Lifecycle Controller for advanced systems management, and redundant hot-plug power supplies for high availability .
Product Documentation List
| Document Type | Description |
|---|---|
| Technical Specifications | Detailed hardware specifications including processor, memory, storage, and expansion capabilities |
| Installation and Service Manual | Procedures for setup, component installation, removal, and system maintenance |
| Owner’s Manual | System overview, configuration guidelines, and operational instructions |
| iDRAC User’s Guide | Remote management configuration and usage for Integrated Dell Remote Access Controller |
| RACADM CLI Guide | Command-line interface reference for remote access controller administration |
| OpenManage Systems Management Overview | Systems management software suite documentation |
| PERC RAID Controller Documentation | Storage controller features and deployment guidance |
| Rail Installation Guide | Rack mounting instructions |
| Getting Started Guide | Initial system setup and configuration |
Technical Specifications
| Feature | Specification |
|---|---|
| Form Factor | 1U rack server |
| Processors | Up to two 2nd Generation Intel Xeon Scalable processors; up to 28 cores per processor |
| Processor Sockets | 2 sockets; not hot-pluggable |
| Internal Interconnect | Up to 3 Intel Ultra Path Interconnect (UPI); up to 11.2 GT/s |
| Chipset | Intel C620 series |
| Memory Slots | 24 DDR4 DIMM slots (12 NVDIMM or 12 DCPMM only supported) |
| Memory Type | RDIMM, LRDIMM, NVDIMM-N, Intel Optane DC Persistent Memory (DCPMM) |
| Memory Speed | Up to 2933 MT/s |
| Maximum RAM | RDIMM: 1.53 TB; LRDIMM: 3 TB; NVDIMM: 192 GB; DCPMM: 6.14 TB (7.68 TB with LRDIMM) |
| Front Drive Bays | Up to 10 x 2.5″ (with up to 8 NVMe), SAS/SATA/SSD/NVMe, max 76.8 TB; Up to 4 x 3.5″ SAS/SATA, max 56 TB |
| Rear Drive Bays | Up to 2 x 2.5″ SAS/SATA/SSD/NVMe, max 15.36 TB |
| Storage Controllers (Internal) | PERC H330, H730P, H740P, HBA330 |
| Software RAID | S140 |
| External HBA (Non-RAID) | 12 Gbps SAS HBA |
| External PERC (RAID) | H840 |
| Boot Optimized Storage | HWRAID with 2 x M.2 SSDs (120 GB or 240 GB) |
| PCIe Slots | Up to 3 x PCIe 3.0 slots (all x16) plus dedicated PERC and rNDC slots |
| Embedded NIC | 4 x 1GbE; or 2 x 10GbE + 2 x 1GbE; or 4 x 10GbE; or 2 x 25GbE |
| Network Options | Up to 6 PCIe add-on NIC cards |
| Remote Management | iDRAC9 with Lifecycle Controller; iDRAC Direct; Redfish RESTful API |
| Power Supplies | 495W, 750W, 1100W, 1600W Platinum; 750W Titanium; 750W 240HVDC; 1100W 48VDC |
| Power Supply Type | Hot-plug, fully redundant options |
| Cooling Fans | Up to 8 hot-plug fans with full redundancy |
| TPM | TPM 1.2/2.0, TCM 2.0 (optional) |
| Accelerators | Up to 1 single-width FPGA; up to 1 single-width GPU |
| Height | 42.8 mm (1.68 inches) |
| Width | 434.0 mm (17.08 inches) |
| Weight (Maximum) | 21.9 kg (48.28 lbs) |













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