Lenovo ThinkSystem SR655 Server

The Lenovo ThinkSystem SR655 is a 1-socket 2U server that features the AMD EPYC 7002 "Rome" and AMD EPYC 7003 "Milan" families of processors. With up to 64 cores per processor and support for the PCIe 4.0 standard for I/O, the SR655 offers the ultimate in single-socket server performance. With up to 128 PCIe lanes, the server is ideal for workloads that can take advantage of GPU processing and high-performance NVMe drives.

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Specifications

Machine types

7Y00 - 1 year warranty

7Z01 - 3 year warranty

Form factor

2U rack.

Processor

One AMD EPYC 7002 Series processor (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

16 DIMM slots. The processor has 8 memory channels, with 2 DIMMs per channel. Lenovo

TruDDR4 RDIMMs are supported. DIMMs are available in two speeds: 3200 MHz and 2933 MHz.

With 3200 MHz memory, the server supports a 3200 MHz memory bus speed at 1 DIMM per

channel (DPC) and 2933 MHz at 2 DPC. With 2933 MHz memory, the server supports a 2933 MHz

memory bus speed at both 1 and 2 DPC.

Memory maximum

Up to 2TB with 16x 128GB 3DS RDIMMs

Lenovo ThinkSystem SR655 Server 7

Persistent memory

Not supported.

Memory protection

ECC, SDDC, Patrol/Demand Scrubbing, DRAM Address Command Parity with Replay, DRAM

Uncorrected ECC Error Retry, Post Package Repair

Disk drive bays

Up to 20x 3.5-inch or 32x 2.5-inch hot-swap drive bays*:

-Front: up to 12x 3.5-inch or 24x 2.5-inch, hot-swap bays

-Mid (internal): up to 4x 3.5-inch or 8x 2.5-inch, hot-swap bays

-Rear: up to 4x 3.5-inch or 4x 2.5-inch hot-swap bays

With 2.5-inch drive bays, mid (internal) bays and rear drives are mutually exclusive. SeeSupported drive bay combinations for details. Mid bays are hot-swap drive bays and are accessible by removing the top cover of the server. 4x 3.5-inch front drive bays can be configured as AnyBay supporting SAS, SATA or NVMe. 2.5-inch drive bays can be configured as NVMe, supporting 28x NVMe drives with direct connections (no oversubscription), or 32x NVMe drives with 2:1 oversubscription.

* Note: The server supports at most 32 drives, even though there are 36 physical 2.5-inch drive bays.

Maximum internal storage

2.5-inch drives:

245.76TB using 32x 7.68TB 2.5-inch SAS/SATA SSDs

368.64TB using 24x 15.36TB 2.5-inch NVMe SSDs

76.8TB using 32x 2.4TB 2.5-inch HDDs

3.5-inch drives:

400TB using 20x 20TB 3.5-inch HDDs

153.6TB using 20x 7.68TB 3.5-inch SAS/SATA SSDs

30.72TB using 4x 7.68TB 3.5-inch NVMe SSDs

Storage controller

Onboard SATA supporting up to 16 SATA drives (no RAID)

12 Gb SAS/SATA RAID adapters:

RAID 530i (cacheless) supports RAID 0, 1, 10, 5, 50

RAID 730-8i with 1GB cache supports RAID 0, 1, 10, 5, 50

RAID 730-8i with 2GB flash-backed cache supports RAID 0, 1, 10, 5, 50, 6, 60

RAID 930-8i with 2GB flash-backed cache supports RAID 0, 1, 10, 5, 50, 6, 60

RAID 930-16i and 24i with 4GB or 8GB flash-backed cache supports RAID 0, 1, 10,

5, 50, 6, 60

12 Gb SAS/SATA non-RAID: 430-8i and 430-16i HBAs

Optical drive bays

No internal optical drive.

Tape drive bays

No internal backup drive.

Network interfaces

Dedicated OCP 3.0 SFF slot with PCIe 4.0 x16 host interface. Supports a variety of 2-port and 4-port adapters with 1GbE, 10GbE and 25GbE network connectivity. One port can optionally be shared with the ASPEED management processor for Wake-on-LAN and NC-SI support.

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Frequently asked questions

When will I receive my order?

We process the orders same day after getting the purchase order and is shipped within 2 days. Depending on the shipping address, your order will be delivered within 2 days after shipping.

Do you take international orders?

Yes, we deliver your order around the globe.

Do you keep ready stock?

Yes, most of our assets are always in stock, some items may be sourced. All the information will be provided by our sales team before confirming the order.

What is your returns and refunds policy?

Returns and refunds will happen on a case to case basis. Kindly contact rma@ctsipl.co.in to know more.

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