Dell PowerEdge R440 Specifications
| Specification | Details |
|---|---|
| Form Factor | 1U Rack |
| Processors | Up to 2x Intel Xeon Scalable (up to 22 cores per socket) |
| Max Cores | 44 total |
| Memory Slots | 16x DDR4 RDIMM/LRDIMM |
| Max Memory | 1 TB (up to 2666 MT/s) |
| Drive Bays | 10x 2.5" SAS/SATA (up to 4 NVMe) or 4x 3.5" SAS/SATA |
| RAID Controllers | S140 (SW), H330, H730P, H740P, HBA330, H840 (external) |
| BOSS Card | 2x M.2 SATA (120/240 GB) RAID1 |
| PCIe Slots | 2x half-height/half-length or 1x full-height/half-length |
| Embedded NIC | 2x 1GbE LOM + optional riser (up to 2x 10GbE) |
| Management | iDRAC9 with Lifecycle Controller, Redfish API, Quick Sync 2 |
| Power Supply | 450W Bronze or 550W Platinum |
| Security | TPM 1.2/2.0, Silicon Root of Trust, Secure Boot, System Lockdown |
| Dimensions | 42.8mm (H) x 482mm (W) x 714-728mm (D) |
Dell R440 vs R640 — Budget vs Full-Featured 14G 1U
| Feature | R440 (Budget) | R640 (Full-Featured) |
|---|---|---|
| Max Cores Per CPU | 22 | 28 |
| DIMM Slots | 16 | 24 |
| Max Memory | 1 TB | 3 TB (LRDIMM) |
| NVMe Support | Up to 4 | Up to 10 CPU direct-attach |
| PCIe Slots | 2 (limited height) | 3 (all x16) |
| Persistent Memory | None | NVDIMM-N + Intel Optane |
| NDC | 2x 1GbE LOM + optional riser | Dedicated NDC slot (up to 25GbE) |
| PSU | 450-550W | 495-1600W |
| GPU | None | Up to 3x 75W T4 |
| Price | Lower | Higher |
Choose the R440 when Xeon Scalable performance is needed at the lowest price. Choose the R640 when you need more than 1 TB RAM, GPU support, NVMe direct-attach, persistent memory, or higher networking speeds.
Frequently Asked Questions
What generation is the Dell R440?
The Dell PowerEdge R440 is a 14th Generation (14G) server using Intel Xeon Scalable processors. The 13th Gen predecessor is the R430; the 15th Gen successor is the R450.
What is the difference between the Dell R440 and R640?
Same Xeon Scalable processor family, but the R440 has 16 DIMM slots (vs 24), max 1 TB RAM (vs 3 TB), 2 PCIe slots (vs 3), no GPU support, no NVMe direct-attach, no persistent memory, and lower PSU options (550W max vs 1600W). The R440 is the budget 1U; the R640 is the full-featured 1U.
How much does a refurbished Dell R440 cost?
Pricing depends on processor, memory, and storage configuration. Use the configurator on this page to request a quote. Enterasource builds every R440 to order with a 2-year warranty and free ground shipping to the lower 48 states.
Browse all Dell PowerEdge servers available at Enterasource.

