In depth comparison and review of AMD Ryzen 9 3900X and AMD EPYC 9554. 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 Ryzen 9 3900X | AMD EPYC 9554 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Ryzen 9 3900X | AMD EPYC 9554 |
|---|
| Type | AMD Ryzen 9 3900X | AMD EPYC 9554 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket AM4 | Socket SP5 |
| Manufacturing Process | 7 nm | - |
| Thermal Design Power | 105 W | 360 W |
| PCI Express Revision | 4.0 | 5.0 |
| PCI Express Lanes Qty | 16 | 128 |
| Architecture Features | - | AMD Infinity Architecture, AMD Infinity Guard |
| PERFORMANCE |
|---|
| Number of Cores | 12-core | 64-core |
|---|---|---|
| Number of Threads | 24 threads | 128 threads |
| Clock Speed (Frequency) | 3.8 GHz | 3.1 GHz |
| Max Turbo Speed | 4.6 GHz | 3.75 GHz |
| CACHE MEMORY |
|---|
| Cache | 64 MB | 256 MB |
|---|---|---|
| Cache Memory Details | L3 - 64 MB L2 - 6 MB L1 - 768 KB |
L3 - 256 MB |
| MISCELLANEOUS | AMD Ryzen 9 3900X | AMD EPYC 9554 |
|---|
| Included Accessories | AMD Wraith Prism with RGB LED | - |
|---|---|---|
| Service & Support | Limited warranty - parts and labour - 3 years | - |
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