Detailed comparison and review of AMD EPYC 7H12 and AMD EPYC 7643. 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 | AMD EPYC 7H12 | AMD EPYC 7643 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD EPYC 7H12 | AMD EPYC 7643 |
|---|
| Type | AMD EPYC 7H12 | AMD EPYC 7643 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket SP3 | - |
| Thermal Design Power | 280 W | 225 W |
| PCI Express Revision | 4.0 | - |
| PCI Express Lanes Qty | 128 | - |
| Architecture Features | AMD Infinity Architecture | - |
| PERFORMANCE |
|---|
| Number of Cores | 64-core | 48-core |
|---|---|---|
| Number of Threads | 128 threads | 96 threads |
| Clock Speed (Frequency) | 2.6 GHz | 2.3 GHz |
| Max Turbo Speed | 3.3 GHz | 3.6 GHz |
| CACHE MEMORY |
|---|
| Cache | 256 MB | 256 MB |
|---|---|---|
| Cache Memory Details | L3 - 256 MB | L3 - 256 MB |
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