In depth comparison and review of AMD EPYC 7402 and AMD Ryzen 9 3900. 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 Ryzen 9 3900 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD EPYC 7402 | AMD Ryzen 9 3900 |
|---|
| Type | AMD EPYC 7402 | AMD Ryzen 9 3900 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket SP3 | Socket AM4 |
| Manufacturing Process | - | 7 nm |
| Thermal Design Power | 180 W | 65 W |
| Thermal Specification | - | 95 °C |
| PCI Express Revision | 4.0 | 4.0 |
| PCI Express Lanes Qty | 128 | - |
| Architecture Features | AMD Infinity Architecture | AMD GuardMI Technology, AMD Memory Guard, DASH 1.2 enabled |
| PERFORMANCE |
|---|
| Number of Cores | 24-core | 12-core |
|---|---|---|
| Number of Threads | 48 threads | 24 threads |
| Clock Speed (Frequency) | 2.8 GHz | 3.1 GHz |
| Max Turbo Speed | 3.35 GHz | 4.3 GHz |
| CACHE MEMORY |
|---|
| Cache | 128 MB | 64 MB |
|---|---|---|
| Cache Memory Details | 128 MB | L1 - 768 KB L2 - 6 MB L3 - 64 MB |
| MISCELLANEOUS | AMD EPYC 7402 | AMD Ryzen 9 3900 |
|---|
| Included Accessories | Standard heatsink | - |
|---|
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