Detailed comparison and review of Intel Xeon E5640 and AMD EPYC 7261. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.
| GENERAL | Intel Xeon E5640 | AMD EPYC 7261 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Xeon E5640 | AMD EPYC 7261 |
|---|
| Type | Intel Xeon E5640 | AMD EPYC 7261 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1366 Socket | Socket SP3 |
| Core Voltage | 0.8 V - 1.3 V | - |
| Manufacturing Process | 32 nm | - |
| Thermal Design Power | 80 W | 170 W |
| Thermal Specification | 77.6 °C | - |
| Architecture Features | Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology | - |
| PERFORMANCE |
|---|
| Number of Cores | Quad-Core | 8-core |
|---|---|---|
| Number of Threads | 8 threads | 16 threads |
| Clock Speed (Frequency) | 2.66 GHz | 2.5 GHz |
| Max Turbo Speed | 2.93 GHz | 2.9 GHz |
| Bus Speed | 1066 MHz | - |
| 64-bit Computing | Yes | - |
| CACHE MEMORY |
|---|
| Cache | 12 MB | 64 MB |
|---|---|---|
| Cache Memory Details | L2 - 1 MB | 64 MB |
| Installed Size | 12 MB | - |
| EXPANSION & CONNECTIVITY | Intel Xeon E5640 | AMD EPYC 7261 |
|---|
| Compatible Slots | 1 x processor | - |
|---|
| MISCELLANEOUS | Intel Xeon E5640 | AMD EPYC 7261 |
|---|
| Included Accessories | Heat sink | - |
|---|---|---|
| Compliant Standards | RoHS | - |
| Service & Support | Limited warranty - 1 year - on-site | - |
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