Select Server Model
Choose your Lenovo ThinkSystem platform
Configure any Lenovo ThinkSystem or ThinkEdge server to your exact workload — Intel Xeon Scalable / Xeon 6, AMD EPYC (9004/9005, 8004, 4004) or GPU/AI — with processor, memory, storage, networking, OS and support, and request a competitive UK quote. Servnet is a Lenovo partner.
- Models
- 27 ThinkSystem / ThinkEdge servers — rack, tower, multi-node, edge & GPU/AI
- Platforms
- Intel Xeon Scalable / Xeon 6 · AMD EPYC 9004/9005/8004/4004
- Management
- Lenovo XClarity Controller (XCC2 / XCC3)
Lenovo ThinkSystem & ThinkEdge models you can configure
ThinkSystem V4 — Intel Xeon 6 (Latest Generation)
ThinkSystem SR630 V4
1U Rack · up to 2 sockets · 8 TB · Up to 10 × 2.5" or 4 × EDSFF E3.S
ThinkSystem SR630 V4 — 1U Rack dual-socket Intel Xeon 6 P-core / Intel Xeon 6 E-core server. Up to 144-core processors, 32 DDR5 DIMM slots (8 TB max), up to 10 × 2.5" or 4 × EDSFF E3.S, up to 3 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR630 V4 Server Product Guide (September 8, 2026 (created or updated)).
ThinkSystem SR650 V4
2U Rack · up to 2 sockets · 8 TB · Up to 12 × 3.5" LFF or 8 × 2.5" or 4 × EDSFF E3.S
ThinkSystem SR650 V4 — 2U Rack dual-socket Intel Xeon 6 P-core server. Up to 86-core processors, 32 DDR5 DIMM slots (8 TB max), up to 12 × 3.5" LFF or 8 × 2.5" or 4 × EDSFF E3.S, up to 10 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU, NVIDIA L40S 48GB PCIe Gen4 Passive GPU, NVIDIA RTX 4500 Ada 24GB PCIe Active GPU). Options gated to the official ThinkSystem SR650 V4 Server (September 8, 2026).
ThinkSystem SR850 V4
2U Rack · up to 4 sockets · 16 TB · Up to 8 × 2.5" or 4 × EDSFF E3.S
ThinkSystem SR850 V4 — 2U Rack four-socket Intel Xeon 6 P-core server. Up to 86-core processors, 64 DDR5 DIMM slots (16 TB max), up to 8 × 2.5" or 4 × EDSFF E3.S, up to 4 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU, NVIDIA L40S 48GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR850 V4 Server (September 7, 2026).
ThinkSystem SR860 V4
4U Rack · up to 4 sockets · 16 TB · Up to 8 × 2.5" or 4 × EDSFF E3.S
ThinkSystem SR860 V4 — 4U Rack four-socket Intel Xeon 6 P-core server. Up to 86-core processors, 64 DDR5 DIMM slots (16 TB max), up to 8 × 2.5" or 4 × EDSFF E3.S, up to 8 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU, NVIDIA L40S 48GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR860 V4 Server (September 7, 2026).
ThinkSystem V3 — Intel Xeon Scalable (4th / 5th Gen)
ThinkSystem SR630 V3
1U Rack · up to 2 sockets · 8 TB · Up to 16 × EDSFF E1.S or 10 × 2.5" or 4 × 3.5" LFF
ThinkSystem SR630 V3 — 1U Rack dual-socket 5th Gen Intel Xeon Scalable / 4th Gen Intel Xeon Scalable server. Up to 64-core processors, 32 DDR5 DIMM slots (8 TB max), up to 16 × EDSFF E1.S or 10 × 2.5" or 4 × 3.5" LFF, up to 3 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR630 V3 Server Product Guide (publication date is not printed in the text export).
ThinkSystem SR650 V3
2U Rack · up to 2 sockets · 8 TB · Up to 24 × 2.5" or 12 × 3.5" LFF
ThinkSystem SR650 V3 — 2U Rack dual-socket 5th Gen Intel Xeon Scalable / 4th Gen Intel Xeon Scalable server. Up to 64-core processors, 32 DDR5 DIMM slots (8 TB max), up to 24 × 2.5" or 12 × 3.5" LFF, up to 8 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU, NVIDIA RTX A1000 8GB PCIe Gen4 Active GPU, NVIDIA RTX A400 4GB PCIe Gen4 Active GPU…). Options gated to the official ThinkSystem SR650 V3 Server Product Guide (publication date is not printed in the text export).
ThinkSystem ST650 V3
Tower / 4U Rack · up to 2 sockets · 4 TB · Up to 8 × 2.5" or 4 × 3.5" LFF
ThinkSystem ST650 V3 — Tower / 4U Rack dual-socket 5th Gen Intel Xeon Scalable / 4th Gen Intel Xeon Scalable server. Up to 32-core processors, 32 DDR5 DIMM slots (4 TB max), up to 8 × 2.5" or 4 × 3.5" LFF, up to 8 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem ST650 V3 Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkSystem SR850 V3
2U Rack · up to 4 sockets · 16 TB · Up to 8 × 2.5"
ThinkSystem SR850 V3 — 2U Rack four-socket 4th Gen Intel Xeon Scalable server. Up to 60-core processors, 64 DDR5 DIMM slots (16 TB max), up to 8 × 2.5", up to 4 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR850 V3 Server Product Guide (publication date is not printed in the text export).
ThinkSystem SR860 V3
4U Rack · up to 4 sockets · 16 TB · Up to 8 × 2.5"
ThinkSystem SR860 V3 — 4U Rack four-socket 4th Gen Intel Xeon Scalable server. Up to 60-core processors, 64 DDR5 DIMM slots (16 TB max), up to 8 × 2.5", up to 8 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR860 V3 Server Product Guide (publication date is not printed in the text export).
ThinkSystem SR950 V3
8U Rack · up to 8 sockets · 32 TB · Up to 4 × 2.5" or 4 × EDSFF E3.S
ThinkSystem SR950 V3 — 8U Rack (two 4U chassis cabled together) eight-socket 4th Gen Intel Xeon Scalable server. Up to 60-core processors, 128 DDR5 DIMM slots (32 TB max), up to 4 × 2.5" or 4 × EDSFF E3.S. Options gated to the official ThinkSystem SR950 V3 Server Product Guide (publication date is not printed in the text export).
ThinkSystem SR780a V3
5U Rack · up to 2 sockets · 4 TB · Up to 8 × 2.5"
ThinkSystem SR780a V3 — 5U Rack dual-socket 5th Gen Intel Xeon Scalable server. Up to 64-core processors, 32 DDR5 DIMM slots (4 TB max), up to 8 × 2.5", up to 8 GPUs (NVIDIA HGX H100 80GB 700W 8-GPU Liquid Cooled Board (SXM5), NVIDIA HGX B200 180GB 1000W 8-GPU Liquid-Cooled Board (SXM6)). Options gated to the official ThinkSystem SR780a V3 Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkSystem — AMD EPYC (9004 / 9005)
ThinkSystem SR635 V3
1U Rack · up to 1 socket · 3 TB · Up to 16 × EDSFF E1.S or 10 × 2.5"
ThinkSystem SR635 V3 — 1U Rack single-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 160-core processors, 12 DDR5 DIMM slots (3 TB max), up to 16 × EDSFF E1.S or 10 × 2.5", up to 5 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR635 V3 Server Product Guide (publication date is not printed in the text export; guide contains 'New as of July 2026' notes).
ThinkSystem SR645 V3
1U Rack · up to 2 sockets · 6 TB · Up to 16 × EDSFF E1.S or 10 × 2.5" or 4 × 3.5" LFF
ThinkSystem SR645 V3 — 1U Rack dual-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 160-core processors, 24 DDR5 DIMM slots (6 TB max), up to 16 × EDSFF E1.S or 10 × 2.5" or 4 × 3.5" LFF, up to 5 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SR645 V3 Server Product Guide (publication date is not printed in the text export; guide contains 'New as of July 2026' notes).
ThinkSystem SR655 V3
2U Rack · up to 1 socket · 3 TB · Up to 24 × 2.5" or 12 × 3.5" LFF
ThinkSystem SR655 V3 — 2U Rack single-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 160-core processors, 12 DDR5 DIMM slots (3 TB max), up to 24 × 2.5" or 12 × 3.5" LFF, up to 8 GPUs (Not TCE Controlled NVIDIA L4 24GB PCIe Gen4 Passive GPU, Not TCE Controlled NVIDIA L40S 48GB PCIe Gen4 Passive GPU, Not TCE Controlled NVIDIA RTX PRO 6000 Blackwell Max-Q Workstation Edition 96GB PCIe Gen5 Active GPU…). Options gated to the official ThinkSystem SR655 V3 Server Product Guide (publication date is not printed in the text export; guide contains 'New as of July 2026' notes).
ThinkSystem SR665 V3
2U Rack · up to 2 sockets · 6 TB · Up to 24 × 2.5" or 12 × 3.5" LFF
ThinkSystem SR665 V3 — 2U Rack dual-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 160-core processors, 24 DDR5 DIMM slots (6 TB max), up to 24 × 2.5" or 12 × 3.5" LFF, up to 7 GPUs (NVIDIA L40S 48GB PCIe Gen4 Passive GPU, NVIDIA RTX PRO 6000 Blackwell Max-Q Workstation Edition 96GB PCIe Gen5 Active GPU, NVIDIA A16 64GB Gen4 PCIe Passive GPU…). Options gated to the official ThinkSystem SR665 V3 Server Product Guide (publication date is not printed in the text export; guide contains 'New as of July 2026' notes).
ThinkSystem AI & GPU-dense (SR6x0a / SR675 / SR780a)
ThinkSystem SR650a V4
2U Rack · up to 2 sockets · 8 TB · Up to 8 × 2.5" or 4 × EDSFF E3.S
ThinkSystem SR650a V4 — 2U Rack dual-socket Intel Xeon 6 P-core server. Up to 86-core processors, 32 DDR5 DIMM slots (8 TB max), up to 8 × 2.5" or 4 × EDSFF E3.S, up to 8 GPUs (NVIDIA RTX PRO 4500 Blackwell Server Edition 32GB PCIe Gen5 Passive, NVIDIA L4 24GB PCIe Gen4 Passive, NVIDIA RTX PRO 6000 Blackwell Server Edition 96GB PCIe Gen5 Passive (600W)…). Options gated to the official ThinkSystem SR650a V4 and SR650i V4 Servers (August 27, 2026).
ThinkSystem SR675 V3
3U Rack · up to 2 sockets · 6 TB (intro/memory table: 24x 256GB 3DS RDIMM); spec table states 3 TB with 24x 128GB · Up to 8 × 2.5" or 6 × EDSFF E1.S or 4 × EDSFF E3.S
ThinkSystem SR675 V3 — 3U Rack dual-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 160-core processors, 24 DDR5 DIMM slots (6 TB (intro/memory table: 24x 256GB 3DS RDIMM); spec table states 3 TB with 24x 128GB max), up to 8 × 2.5" or 6 × EDSFF E1.S or 4 × EDSFF E3.S, up to 8 GPUs (NVIDIA H200 NVL 141GB PCIe GPU Gen5 Passive GPU, NVIDIA RTX PRO 6000 Blackwell Server Edition 96GB PCIe Gen5 Passive GPU, NVIDIA A100 80GB PCIe Gen4 Passive GPU w/o CEC…). Options gated to the official ThinkSystem SR675 V3 and SR675i V3 Servers Product Guide (publication date is not printed in the text export; guide contains 'New as of July 2026' notes).
ThinkSystem SR685a V3
8U Rack · up to 2 sockets · 3 TB · Up to 8 × 2.5"
ThinkSystem SR685a V3 — 8U Rack dual-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 128-core processors, 24 DDR5 DIMM slots (3 TB max), up to 8 × 2.5", up to 8 GPUs (AMD Instinct MI300X 192GB 750W 8-GPU Board (OAM), NVIDIA HGX H200 141GB 700W 8-GPU Board (SXM5)). Options gated to the official ThinkSystem SR685a V3 Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkSystem SR680a V3
8U Rack · up to 2 sockets · 4 TB · Up to 8 × 2.5"
ThinkSystem SR680a V3 — 8U Rack dual-socket 5th Gen Intel Xeon Scalable server. Up to 64-core processors, 32 DDR5 DIMM slots (4 TB max), up to 8 × 2.5", up to 8 GPUs (NVIDIA HGX B200 180GB 1000W 8-GPU Board (SXM6)). Options gated to the official ThinkSystem SR680a V3 with B200 Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkSystem SR680a V4
8U Rack · up to 2 sockets · 4 TB · Up to 8 × 2.5"
ThinkSystem SR680a V4 — 8U Rack dual-socket Intel Xeon 6 P-core server. Up to 86-core processors, 32 DDR5 DIMM slots (4 TB max), up to 8 × 2.5", up to 8 GPUs (NVIDIA HGX B300 NVL8 8-GPU Board (NVIDIA SXM B300, 288 GB HBM3e per GPU)). Options gated to the official ThinkSystem SR680a V4 Server (August 28, 2026).
ThinkSystem SR650i V4
2U Rack · up to 2 sockets · 512 GB as configured (8 x 64GB; chassis supports 8 TB) · Up to 8 × 2.5"
ThinkSystem SR650i V4 — 2U Rack dual-socket Intel Xeon 6 P-core server. Up to 32-core processors, 32 DDR5 DIMM slots (512 GB as configured (8 x 64GB; chassis supports 8 TB) max), up to 8 × 2.5", up to 2 GPUs (NVIDIA RTX PRO 6000 Blackwell Server Edition 96GB PCIe Gen5 Passive (600W)). Options gated to the official ThinkSystem SR650a V4 and SR650i V4 Servers (August 27, 2026).
ThinkSystem Neptune — direct water-cooled HPC/AI (SC / SD)
ThinkSystem SC750 V4 Neptune
Multi-Node (1U tray) · up to 2 sockets · 3 TB · 6 x E3.S NVMe per node (internal, non-hot-swap); max 92.16TB using 6x 15.36TB E3.S
ThinkSystem SC750 V4 Neptune — Multi-Node (1U tray, 2 nodes per tray, N1380 enclosure) dual-socket Intel Xeon 6 P-core / Intel Xeon 6 E-core server. Up to 288-core processors, 24 DDR5 DIMM slots (3 TB max), 6 x E3.S NVMe per node (internal, non-hot-swap); max 92.16TB using 6x 15.36TB E3.S. Options gated to the official ThinkSystem SC750 V4 Neptune Server (July 27, 2026).
ThinkSystem SC777 V4 Neptune
Multi-Node (water-cooled tray) · up to 2 sockets · 960 GB LPDDR5X (CPU) + 744 GB HBM3e (GPU) · 10 x E3.S 1T NVMe (8 data + 2 boot); 153.6 TB using 10 x 15.36 TB
ThinkSystem SC777 V4 Neptune — Multi-Node (water-cooled tray) dual-socket NVIDIA Grace server. Up to 72-core processors, 0 DDR5 DIMM slots (960 GB LPDDR5X (CPU) + 744 GB HBM3e (GPU) max), 10 x E3.S 1T NVMe (8 data + 2 boot); 153.6 TB using 10 x 15.36 TB, up to 4 GPUs (NVIDIA Blackwell B200 (GB200 NVL4)). Options gated to the official ThinkSystem SC777 V4 Neptune Server (July 15, 2026).
ThinkSystem SD665 V3 Neptune DWC
Multi-Node (1U tray) · up to 2 sockets · 3 TB · 4 x E3.S 1T NVMe, or 4 x 2.5-inch 7mm (SATA or NVMe), or 2 x 2.5-inch 15mm NVMe per node (only with no PCIe slots); plus 1 x M.2 NVMe
ThinkSystem SD665 V3 Neptune DWC — Multi-Node (1U tray) dual-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 160-core processors, 24 DDR5 DIMM slots (3 TB max), 4 x E3.S 1T NVMe, or 4 x 2.5-inch 7mm (SATA or NVMe), or 2 x 2.5-inch 15mm NVMe per node (only with no PCIe slots); plus 1 x M.2 NVMe. Options gated to the official ThinkSystem SD665 V3 Neptune DWC Server (August 18, 2026).
ThinkSystem — Entry (Xeon 6300 / Xeon E / EPYC 4004)
ThinkSystem SR250 V3
1U Rack · up to 1 socket · 128 GB · Up to 8 × 2.5" or 4 × 3.5" LFF
ThinkSystem SR250 V3 — 1U Rack single-socket Intel Xeon 6300 / Intel Xeon E-2400 server. Up to 8-core processors, 4 DDR5 DIMM slots (128 GB max), up to 8 × 2.5" or 4 × 3.5" LFF, up to 1 GPU (NVIDIA RTX A400 4GB PCIe Gen4 Active GPU, NVIDIA RTX A1000 8GB PCIe Gen4 Active GPU). Options gated to the official ThinkSystem SR250 V3 Server Product Guide (publication date is not printed in the text export).
ThinkSystem ST250 V3
Tower · up to 1 socket · 128 GB · Up to 8 × 2.5" or 4 × 3.5" LFF
ThinkSystem ST250 V3 — Tower single-socket Intel Xeon 6300 / Intel Xeon E-2400 server. Up to 8-core processors, 4 DDR5 DIMM slots (128 GB max), up to 8 × 2.5" or 4 × 3.5" LFF, up to 1 GPU (NVIDIA RTX A400 4GB PCIe Gen4 Active GPU, NVIDIA RTX A1000 8GB PCIe Gen4 Active GPU, NVIDIA T1000 8GB PCIe Active GPU…). Options gated to the official ThinkSystem ST250 V3 Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkSystem ST45 V3
Tower · up to 1 socket · 64 GB · Up to 3 × 3.5" LFF or 1 × 2.5"
ThinkSystem ST45 V3 — Tower single-socket AMD EPYC 4004/4005 server. Up to 16-core processors, 2 DDR5 DIMM slots (64 GB max), up to 3 × 3.5" LFF or 1 × 2.5". Options gated to the official ThinkSystem ST45 V3 Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkSystem ST50 V3
Tower · up to 1 socket · 128 GB · 3 x 3.5-inch + 1 x 2.5-inch (non-hot-swap SATA) + 2 x M.2
ThinkSystem ST50 V3 — Tower single-socket Intel Xeon 6300 / Intel Xeon E-2400 server. Up to 8-core processors, 4 DDR5 DIMM slots (128 GB max), 3 x 3.5-inch + 1 x 2.5-inch (non-hot-swap SATA) + 2 x M.2. Options gated to the official ThinkSystem ST50 V3 Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkEdge / Multi-Node — Edge & AMD EPYC 8004
ThinkSystem SD535 V3
Multi-Node (1U sled) · up to 1 socket · 1.5 TB · Up to 6 × 2.5"
ThinkSystem SD535 V3 — Multi-Node (1U sled) single-socket AMD EPYC 9005 / AMD EPYC 9004 server. Up to 192-core processors, 12 DDR5 DIMM slots (1.5 TB max), up to 6 × 2.5", up to 1 GPU (NVIDIA L4 24GB PCIe Gen4 Passive GPU). Options gated to the official ThinkSystem SD535 V3 Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkEdge SE100
Edge · up to 1 socket · 64 GB · 1 x M.2 2280 boot (SATA/NVMe) + 2 x M.2 2280 or 22110 NVMe data; no 2.5/3.5-inch drives
ThinkEdge SE100 — Edge single-socket Intel Core Ultra server. Up to 16-core processors, 2 DDR5 DIMM slots (64 GB max), 1 x M.2 2280 boot (SATA/NVMe) + 2 x M.2 2280 or 22110 NVMe data; no 2.5/3.5-inch drives, up to 1 GPU (NVIDIA RTX A1000 8GB PCIe Gen4 Active GPU, NVIDIA RTX 2000E Ada 16GB PCIe Active GPU). Options gated to the official ThinkEdge SE100 Edge Server Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
ThinkEdge SE455 V3
Edge · up to 1 socket · 768 GB · Up to 4 × 2.5"
ThinkEdge SE455 V3 — Edge single-socket AMD EPYC 8004 server. Up to 64-core processors, 6 DDR5 DIMM slots (768 GB max), up to 4 × 2.5", up to 6 GPUs (NVIDIA L4 24GB PCIe Gen4 Passive GPU, NVIDIA L40S 48GB PCIe Gen4 Passive GPU, AMD Alveo V70 Datacenter Accelerator Adapter). Options gated to the official ThinkEdge SE455 V3 and SE455i V3 Servers Product Guide (no revision date printed in text (related-publication timestamps run to 2026-07-14)).
Why configure your Lenovo ThinkSystem with Servnet
Genuine Lenovo hardware, partner pricing
Servnet is a Lenovo partner — every ThinkSystem is brand-new, fully warranted and quoted at competitive UK pricing.
Validated to your exact spec
The configurator only offers components your chosen ThinkSystem model actually supports, so your build is compatible before it ever reaches a quote.
UK delivery & lifetime support
Configured, supplied and supported from the UK, with optional next-business-day or 4-hour mission-critical service.
Free, no-obligation quote
Build and price your server in minutes, share the link with your team, and request a quote with zero commitment.
Frequently asked questions
Which ThinkSystem models can I configure?
All 27 current Lenovo data-centre servers — entry (SR250/ST250/ST50 V3, ST45 V3), mainstream rack (SR630/SR650 V3 & V4), AMD EPYC (SR635/645/655/665 V3), large-memory 4S/8S (SR850/SR860 V3 & V4, SR950 V3), multi-node (SD535 V3), edge (SE100, SE455 V3) and GPU/AI (SR650a V4, SR675/SR685a/SR780a V3, SR680a V3/V4).
Is the option list accurate to what Lenovo actually ships?
Yes — each model is gated to its real orderable processor, memory and power-supply set, sourced directly from the Lenovo Data Center Solution Configurator.
Do you publish prices?
Configurations are quote-based. Build your spec, then request a competitive UK quote — we confirm pricing and availability.
Can Servnet supply and configure Lenovo servers across the UK?
Yes — we configure, supply and support Lenovo ThinkSystem and ThinkEdge servers for organisations throughout the UK, with optional on-site deployment.
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