Intel Xeon E5-1603 v3 processor SR20K
Used Intel Xeon E5-1603 v3 processor (Socket LGA2011-v3, 2.80 GHz clock, 10MB cache, 140W TDP, SR20K). Reliable quad-core CPU with DDR4 support.




Intel Xeon E5-1603 v3 Workstation & Server Processor (Socket LGA2011-v3) – Reliable 4-Core CPU with DDR4 Support (SR20K)
Are you looking for a reliable and affordable replacement part to repair or service a professional workstation or entry-level server using modern DDR4 memory? The Intel Xeon E5-1603 v3 (S-Spec SR20K), built on the advanced 22nm Haswell-EP architecture, offers a dependable computing foundation for system maintenance and 24/7 continuous operation where maximum reliability and ECC memory support are required.
The processor features 4 physical cores operating at a fixed base frequency of 2.80 GHz. Combined with a generous 10 MB Intel Smart Cache and a fast quad-channel DDR4 memory controller, it provides steady bandwidth for light CAD workloads, database administration, compute nodes, and industrial control systems.
Key Features of the Intel Xeon E5-1603 v3 Processor
- 4 physical cores / 4 threads delivering reliable and predictable performance.
- Fixed base clock frequency of 2.80 GHz for general server and workstation tasks.
- Large 10 MB Intel Smart Cache for fast data access.
- Quad-Channel DDR4 memory controller (up to 1866 MHz) with **ECC support**.
- Advanced 22nm Haswell-EP architecture with high reliability and a **140W TDP**.
- Support for AVX2 instruction set, AES-NI, and hardware virtualization (VT-x / VT-d).
- Designed for professional motherboards and workstations with Socket LGA2011-v3.
Ideal for Workstation Maintenance and Entry Servers
The Intel Xeon E5-1603 v3 acts as a cost-effective service component for getting pre-built workstations, diagnostic units, or local file servers back up and running. Paired with a fast NVMe/SATA SSD and DDR4 ECC RAM, it ensures crash-free operation without memory-related system errors.
Compatibility and Motherboards
This processor is designed for motherboards equipped with the **Socket LGA2011-v3** (Socket R3) interface featuring the **Intel C612** server chipset or the **Intel X99** desktop chipset.
It acts as a great replacement part for popular brand workstations:
- HP Z440 / HP Z640
- Dell Precision T5810 / Precision T7810
- Lenovo ThinkStation P500 / ThinkStation P700
- LGA2011-v3 motherboards from ASUS, MSI, Gigabyte, and Supermicro
Technical Specifications
| Parameter | Value |
|---|---|
| Model / S-Spec | Intel Xeon E5-1603 v3 (SR20K) |
| Architecture / Generation | Haswell-EP (22 nm) |
| Processor Type | Workstation / Server |
| Socket | Socket LGA2011-v3 (LGA2011-3) |
| Cores / Threads | 4 / 4 |
| Processor Frequency | 2.80 GHz (2800 MHz) |
| Cache | 10 MB Intel® Smart Cache |
| Thermal Design Power (TDP) | 140 W |
| Integrated Graphics | None (Requires discrete graphics card) |
| Memory Support | DDR4 1600/1866 MHz (Quad-Channel, ECC) |
Additional parameters
| Category: | PC processors |
|---|---|
| EAN: | 5032037068597 |
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