Side by side comparison and review of AMD EPYC 7443 (3rd Gen) and AMD Ryzen 9 7900X. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.
| GENERAL | AMD EPYC 7443 (3rd Gen) | AMD Ryzen 9 7900X |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD EPYC 7443 (3rd Gen) | AMD Ryzen 9 7900X |
|---|
| Type | AMD EPYC 7443 (3rd Gen) | AMD Ryzen 9 7900X |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket SP3 | Socket AM5 |
| Socket Count | 1P/2P | - |
| Manufacturing Process | - | 5 nm |
| Thermal Design Power | 200 W | 170 W |
| Thermal Specification | - | 95 °C |
| PCI Express Revision | 4.0 | 4.0 |
| PCI Express Lanes Qty | 128 | - |
| Architecture Features | AMD Infinity Architecture, AMD Infinity Guard | AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture |
| PERFORMANCE |
|---|
| Number of Cores | 24-core | 12-core |
|---|---|---|
| Number of Threads | 48 threads | 24 threads |
| Clock Speed (Frequency) | 2.85 GHz | 4.7 GHz |
| Max Turbo Speed | 4 GHz | 5.6 GHz |
| CACHE MEMORY |
|---|
| Cache | 128 MB | 64 MB |
|---|---|---|
| Cache Memory Details | L3 - 128 MB | L1 - 768 KB L2 - 12 MB L3 - 64 MB |
| INTEGRATED GRAPHICS (GPU) | AMD EPYC 7443 (3rd Gen) | AMD Ryzen 9 7900X |
|---|
| Type | - | Radeon Graphics |
|---|---|---|
| Base Frequency | - | 400 MHz |
| Max Dynamic Frequency | - | 2.2 GHz |
| MISCELLANEOUS | AMD EPYC 7443 (3rd Gen) | AMD Ryzen 9 7900X |
|---|
| Service & Support | - | Limited warranty - parts and labour - 3 years |
|---|
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