Lenovo ThinkSystem SR650 V3 2U Rack Server Configure-to-Order
The Lenovo ThinkSystem SR650 V3 is an ideal 2-socket 2U rack server for small businesses up to large enterprises that need industry-leading reliability, management, and security, as well as maximizing performance and flexibility for future growth. Designed for demanding workloads such as virtualization, cloud computing, and data analytics, the SR650 V3 delivers exceptional scalability and performance.
Key Features
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Dual Intel Xeon Scalable Processors: Supports up to two 5th Gen Intel Xeon Scalable processors with up to 64 cores and 385W TDP, or 4th Gen processors with up to 60 cores and 350W TDP
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Massive Memory Capacity: 32 DDR5 DIMM slots supporting up to 8TB of TruDDR5 memory operating at speeds up to 5600 MHz
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Flexible Storage Options: Supports up to 40 × 2.5-inch or 20 × 3.5-inch drives, with up to 36 NVMe drives supported via PCIe retimer adapters
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Advanced Expansion: Up to 12 PCIe 4.0/5.0 slots plus 1 OCP 3.0 slot for high-speed networking and I/O
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GPU Ready: Accommodates up to 8 single-width GPUs or 3 double-width GPUs for AI, machine learning, and high-performance computing
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Enterprise Management: Lenovo XClarity Controller for comprehensive systems management
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Redundant Power: Dual redundant AC and DC power supplies available in multiple wattages with Platinum and Titanium efficiency ratings
Exceptional Performance for Modern Workloads
The SR650 V3 has been designed to take full advantage of the latest 5th Gen Intel Xeon Scalable processors, delivering outstanding performance for virtualization, databases, cloud platforms, and enterprise applications. With support for DDR5 memory at 5600 MHz and PCIe Gen 5.0, the SR650 V3 provides the low-latency, high-capacity performance necessary to tackle today's most demanding workloads.
Scalable Storage and I/O
Configure your storage to match your workload requirements with support for SATA, SAS, and NVMe drives. The SR650 V3 offers flexible drive bay configurations including up to 40 × 2.5-inch hot-swap bays or 20 × 3.5-inch bays, plus 2 × 2.5-inch rear hot-swap boot drives and internal M.2 boot options. Direct NVMe, VROC/VMD, and onboard SATA with software RAID (0, 1, 5, 10) provide comprehensive storage management.
Reliable and Secure
Built with Lenovo ThinkShield security features and designed for maximum uptime, the SR650 V3 delivers the reliability enterprises demand. Advanced thermal management with intelligent cooling ensures optimal performance even under heavy loads, while comprehensive hardware health monitoring and predictive failure analysis help prevent downtime.
Universal Connectivity
- Front: 1 × USB 3.1 Gen 1, 1 × USB 2.0 with XClarity Mobile support
- Rear: 3 × USB 3.1 Gen 1, 1 × VGA, 1 × 1GbE RJ-45 management port
- Optional: Front VGA, rear serial port, second 1GbE management port in OCP slot location
- Networking: OCP 3.0 slot with PCIe Gen 5 ×16 interface plus additional PCIe networking adapters
What's in the Box
- Lenovo ThinkSystem SR650 V3 Server Chassis (7D76CTO1WW - Configure-to-Order Base)
- Rack mounting hardware
- Power cord(s) (region-specific)
- Documentation kit
Note: The 7D76CTO1WW is a Configure-to-Order (CTO) model with a 3-year warranty. Specific processor, memory, storage, network, and power supply configurations are customized at time of order.
Full Specifications
System
| Form Factor |
2U rack server |
| Machine Type |
7D76 (3-year warranty) |
| Model |
7D76CTO1WW (Configure-to-Order) |
| Chipset |
Intel C741 "Emmitsburg" |
Processor
| Processor Sockets |
2 × LGA-4677 |
| Supported Processors |
5th Gen Intel Xeon Scalable (up to 64 cores, 385W TDP, 3.9 GHz)
4th Gen Intel Xeon Scalable (up to 60 cores, 350W TDP, 3.7 GHz) |
| Architecture |
Intel Mesh UPI (Ultra Path Interconnect) |
Memory
| DIMM Slots |
32 (16 per processor) |
| Memory Type |
TruDDR5 RDIMMs, 9×4 RDIMMs, 3DS RDIMMs |
| Memory Speed |
Up to 5600 MHz (5th Gen), up to 4800 MHz (4th Gen) |
| Maximum Capacity |
8TB (32 × 256GB 3DS RDIMMs) |
| Minimum Memory |
16GB |
Storage
| Front Drive Bays |
Up to 40 × 2.5-inch or 20 × 3.5-inch hot-swap drives |
| Rear Drive Bays |
2 × 2.5-inch 7mm SATA/NVMe hot-swap boot drives (RAID supported) |
| Internal Storage |
2 × M.2 SATA/NVMe boot drives (RAID supported) |
| NVMe Support |
Up to 36 NVMe drives (with PCIe retimer adapters)
Direct NVMe, VROC/VMD supported |
| RAID Support |
Onboard SATA with software RAID (0, 1, 5, 10)
Common building blocks including PCIe RAID/HBA adapters |
Expansion
| PCIe Slots |
Up to 12 × PCIe 4.0/5.0 slots |
| OCP Slot |
1 × OCP 3.0 slot with PCIe Gen 5 ×16 interface |
| GPU Support |
Up to 8 × single-width GPUs or 3 × double-width GPUs |
| Internal Adapter |
1 × cabled internal HBA/RAID adapter (does not occupy PCIe slot) |
I/O Interfaces
| Front Ports |
1 × USB 3.1 Gen 1
1 × USB 2.0 (XClarity Mobile support)
1 × VGA (optional)
1 × External diagnostics handset port (optional) |
| Rear Ports |
3 × USB 3.1 Gen 1
1 × VGA
1 × 1GbE RJ-45 (management)
1 × Serial port (optional)
2nd 1GbE management port (optional in OCP location) |
| Network Interface |
LOM adapter in OCP 3.0 slot
Optional front-accessible OCP
Additional PCIe networking adapters |
Power & Cooling
| Power Supplies |
Dual redundant AC & DC (multiple wattages)
Platinum & Titanium efficiency
750W PT/TT, 1100W PT/TT, 1800W PT/TT, 2400W PT, 2600W TT, 1100W -48V DC PT |
| Cooling |
Intelligent air cooling (standard)
Open-loop water cooling (optional) |
Systems Management
| Management Controller |
Lenovo XClarity Controller |
| Video |
Integrated Aspeed AST2600 in XClarity Controller |
| Operating Systems |
Microsoft Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware vSphere (ESXi), Red Hat OpenShift, Red Hat OpenStack |
Physical
| Dimensions (W × H × D) |
445mm × 87mm × 766mm (17.5 in. × 3.4 in. × 30.1 in.) |
| Weight |
Maximum 38.8 kg (85.5 lb) |
| Environmental |
ASHRAE Class A2 compliant (most configurations)
ASHRAE Class A3/A4 compliant (depending on configuration) |
Warranty & Support
| Warranty |
3 years (machine type 7D76) |
| Optional Services |
4-hour or 2-hour response time
6-hour fix time
1-year or 2-year warranty extension
Software support for Lenovo hardware and third-party applications |
Specifications are sourced from the official Lenovo Press product page and may be updated. The 7D76CTO1WW is a base Configure-to-Order model; final specifications depend on configuration selected at time of order.
