Lenovo ThinkSystem SR665 Rackmount Server

Alta Technologies buys & sells new, used, and refurbished Lenovo ThinkSystem SR665 Servers and upgrades. Whether you need a fully configured server or simply require a feature or part, we specialize in used Lenovo ThinkServer hardware.

We also buy your excess Lenovo server and storage equipment.

Contact us about complete systems or parts for the Lenovo ThinkSystem SR665 Rackmount Server (to buy or sell)

SR665 Information

The AMD EPYC 7002 "Rome" and AMD EPYC 7003 "Milan" processor families are used in the Lenovo ThinkSystem SR665 2-socket 2U server. The SR665 offers the maximum in two-socket server performance in a 2U form size, with up to 64 cores per processor and compatibility for the latest PCIe 4.0 standard for I/O. The server has been built to take advantage of the EPYC 7002 and EPYC 7003 processors' characteristics, such as 280W 64-core performance, 3200 MHz memory support, and PCIe Gen 4.0 support. The server offers hot-swap drives, supporting RAID redundancy for data protection and greater system uptime.

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Lenovo SR665 Specifications

Form factor: 2U rack

Processor: One or two AMD EPYC 7002 Series processors (formerly codenamed "Rome") or AMD EPYC 7003 Series processors (formerly codenamed "Milan"). Supports processors up to 64 cores, core speeds of up to 4.1 GHz, and TDP ratings of up to 280W

Memory: 32 DIMM slots with two processors (16 DIMM slots per processor). Each processor has 8 memory channels, with 2 DIMMs per channel (DPC). Lenovo TruDDR4 RDIMMs and 3DS RDIMMs are supported:

  • Performance+ RDIMMs: 1 DPC at 3200 MHz, 2 DPC at 3200 MHz
  • RDIMMs: 1 DPC at 3200 MHz, 2 DPC at 2933 MHz
  • 3DS RDIMMs: 1 DPC at 2933 MHz, 2 DPC at 2666 MHz


Memory maximum: Up to 8TB with 32x 256GB 3DS RDIMMs

Power supply: Up to two hot-swap redundant AC power supplies, 80 PLUS Platinum or 80 PLUS Titanium certification. 500 W, 750 W, 1100 W and 1800 W AC options, supporting 220 V AC. 500 W, 750 W and 1100 W options also support 110V input supply. In China only, all power supply options support 240 V DC. Also available is a 1100W power supply with a -48V DC input.

Dimensions: Width: 445 mm (17.5 in.), height: 87 mm (3.4 in.), depth: 764 mm (30.1 in.).

Weight: Maximum: 38.8 kg (85.5 lb)

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