In depth comparison and review of AMD EPYC 7402 and AMD EPYC 7643. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.
| GENERAL | AMD EPYC 7402 | AMD EPYC 7643 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD EPYC 7402 | AMD EPYC 7643 |
|---|
| Type | AMD EPYC 7402 | AMD EPYC 7643 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket SP3 | - |
| Thermal Design Power | 180 W | 225 W |
| PCI Express Revision | 4.0 | - |
| PCI Express Lanes Qty | 128 | - |
| Architecture Features | AMD Infinity Architecture | - |
| PERFORMANCE |
|---|
| Number of Cores | 24-core | 48-core |
|---|---|---|
| Number of Threads | 48 threads | 96 threads |
| Clock Speed (Frequency) | 2.8 GHz | 2.3 GHz |
| Max Turbo Speed | 3.35 GHz | 3.6 GHz |
| CACHE MEMORY |
|---|
| Cache | 128 MB | 256 MB |
|---|---|---|
| Cache Memory Details | 128 MB | L3 - 256 MB |
| MISCELLANEOUS | AMD EPYC 7402 | AMD EPYC 7643 |
|---|
| Included Accessories | Standard heatsink | - |
|---|
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