Lenovo ThinkSystem SR650 V3 2U Rack Server
The Lenovo ThinkSystem SR650 V3 is a high-performance 2U rack server designed for enterprise-grade workloads like AI, cloud computing, and virtualization. Built on the 5th Generation Intel Xeon Scalable processor platform, it offers an optimal balance of high core counts, massive memory capacity, and flexible storage options.
Key Technical Specifications
- Processor: Supports up to two 4th or 5th Gen Intel Xeon Scalable processors with up to 64 cores and a TDP of 385W per socket
- Memory: Features 32 DDR5 DIMM slots, supporting up to 8TB of system memory when using 256GB 3DS RDIMMs
- Storage: Highly configurable with three drive bay zones (front, middle, and rear) supporting up to 40x 2.5-inch or 20x 3.5-inch hot-swap drives
- Expansion: Offers up to 12 PCIe Gen 4/5 slots and a dedicated OCP 3.0 slot for flexible networking and I/O options
- GPU Support: Can house up to 8 single-width (75W) or 3 double-width (300W) GPUs for graphics-intensive or AI/ML workloads
Enterprise Features
- Flexibility: Utilizes Lenovo AnyBay™ technology, allowing for a mix of SAS, SATA, and NVMe drives in the same drive bays
- Reliability: Rated #1 for reliability by ITIC, it includes hot-swap redundant power supplies (up to 2600W) and fans
- Management: Integrated with Lenovo XClarity Controller 2 (XCC2) for enhanced remote management and ThinkShield for hardware-level security
- Boot Options: Supports dual 7mm hot-swap drives or internal M.2 drives with RAID 1 for secure operating system boot functions
Server Comparison: SR650 V3 vs Competitors
| Item | Lenovo SR650 V3 | Dell R650 | Dell R660 | HPE DL380 Gen11 |
|---|
| Form Factor | 2U | 1U | 1U | 2U |
| CPU Generation | 4th / 5th Gen Xeon | 3rd Gen Xeon | 4th Gen Xeon | 4th / 5th Gen Xeon |
| Max CPU | 2 * CPU | 2 * CPU | 2 * CPU | 2 * CPU |
| Max Cores | 64 cores per CPU | 40 cores | 60 cores | 60 cores |
| Memory Type | DDR5 | DDR4 | DDR5 | DDR5 |
| Memory Slots | 32 DIMMs | 32 DIMMs | 32 DIMMs | 32 DIMMs |
| Max Memory | Up to 8TB | Up to 8TB | Up to 8TB | Up to 8TB |
| Memory Speed | Up to 5600 MT/s | Up to 3200 MT/s | Up to 4800 MT/s | Up to 5600 MT/s |
| Storage Bays | Up to 40 * 2.5" | Up to 10 * 2.5" | Up to 10 * 2.5" | Up to 24 * 2.5" |
| NVMe Support | Up to 36 NVMe | Limited | Up to 8–10 NVMe | Up to 20 NVMe |
| PCIe Version | Gen5 | Gen4 | Gen5 | Gen5 |
| GPU Support | Yes (strong) | Limited | Limited | Moderate |
| Power Supply | Up to 2400W | Up to 1100W | Up to 1800W | Up to 1800W |
| Management | XClarity | iDRAC9 | iDRAC9 | iLO 6 |
| Best Use Case | Virtualization / Storage / AI | Entry-level | General compute | Enterprise workloads |
| Positioning | High expansion | Budget | Balanced | Stable enterprise |
Detailed Technical Specifications
| Model | Lenovo ThinkSystem SR650 V3 |
|---|
| Form Factor | 2U Rack Server |
|---|
| Processor | 1–2 * 4th / 5th Gen Intel Xeon Scalable |
|---|
| Max CPU Cores | Up to 64 cores per CPU |
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| Socket | LGA 4677 |
|---|
| Memory Type | DDR5 RDIMM |
|---|
| Memory Slots | 32 DIMM Slots |
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| Max Memory | Up to 8TB |
|---|
| Memory Speed | Up to 5600 MT/s |
|---|
| Storage Options | SAS / SATA / NVMe |
|---|
| Drive Bays | Up to 40 * 2.5" or 20 * 3.5" |
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| NVMe Support | Up to 36 NVMe SSD |
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| Boot Options | M.2 SSD / Rear boot drives |
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| RAID Controller | ThinkSystem RAID 9350 / 940 Series |
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| Network | OCP 3.0 NIC (1/10/25/100Gb) |
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| Expansion Slots | Up to 12 * PCIe (Gen4 / Gen5) |
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| GPU Support | Up to 8 single-width or 3 double-width GPUs |
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| Power Supply | 1100W / 1600W / 1800W / 2400W (Redundant) |
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| Cooling | Air cooling / Optional liquid cooling |
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| Management | Lenovo XClarity Controller |
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| Security | Root of Trust / Secure Boot |
|---|
| Operating System | Windows Server / Linux / VMware |
|---|
| Dimensions | 2U Rack |
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Company Overview
Frequently Asked Questions
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