Description
The Lenovo ThinkSystem SR645 7D2X1007NA is a high-performance, dual-socket 1U rack server engineered for modern data-intensive workloads. Powered by a single AMD EPYC™ 7643 48-core processor with support for up to two processors and a massive 8 TB TruDDR4 memory capacity, it delivers exceptional computing power and scalability for virtualization, analytics, cloud computing, and enterprise applications.
With support for PCIe 4.0, multiple RAID levels, and high-speed NVMe SSDs, the SR645 ensures superior throughput and reduced latency for demanding workloads. It features 8 hot-swappable SFF bays, redundant 1100 W power supplies, and robust security features including TPM 2.0 and chassis intrusion detection.
Ideal for environments where space is at a premium but performance is paramount, the SR645 offers exceptional reliability, expandability, and energy efficiency — making it a trusted platform for next-generation data centers and enterprise infrastructure.
| Category | Specification |
|---|---|
| Manufacturer | Lenovo Group Limited |
| Part Number | 7D2X1007NA |
| Product Line | ThinkSystem |
| Series / Model | SR645 |
| Form Factor | 1U Rack Server |
| Processor | 1 x AMD EPYC 7643, 48 cores, 2.30 GHz (supports up to 2 processors) |
| Processor Cache | 256 MB |
| Memory (Standard / Max) | 32 GB / up to 8 TB TruDDR4 ECC Registered (Buffered), 32 DIMM slots |
| Memory Speed | 3200 MHz |
| Storage | 1 x 1.92 TB SSD, Serial ATA/600 |
| Storage Bays | 8 x 2.5" SFF hot-swappable bays |
| RAID Support | 0, 1, 5, 6, 10, 50, 60 (12Gb/s SAS 930-8i controller) |
| PCIe Expansion | 2 x PCIe 4.0 x16 slots (1x LP, 1x FHHL) |
| Graphics | G200 controller, 16 MB video memory |
| Network | Gigabit Ethernet |
| Ports | 6 x USB (1 x USB 2.0), 2 x VGA, RJ-45 |
| Remote Management | Lenovo XClarity Controller (XCC) Enterprise |
| Operating Systems Supported | Windows Server 2016/2019/2022, Red Hat Enterprise Linux 8.3-9.2, SUSE Linux Enterprise Server 12 SP5 & 15 SP2-SP5, Ubuntu 22.04 LTS |
| Power Supply | 2 x 1100 W hot-swappable, redundant |
| Input Voltage | 120 V AC / 230 V AC |
| Security Features | TPM 2.0, chassis intrusion switch, power-on/admin passwords |
| Dimensions (H x W x D) | 1.7" x 17.3" x 30.4" |
| Weight | 44.53 lb (approx. 20.2 kg) |
| Energy Efficiency | ENERGY STAR 3.0, RoHS compliant |
| Warranty | 3-year CRU and onsite limited warranty with 9x5 next business day support |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
