Side by side comparison and review of AMD Ryzen 9 3900X and AMD EPYC 9754. 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 Ryzen 9 3900X | AMD EPYC 9754 |
|---|
| Product Type | Processor | Processor |
|---|
| DIMENSIONS |
|---|
| Height | - | 1.25 cm |
|---|---|---|
| Width | - | 29.74 cm |
| Depth | - | 7.6 cm |
| Weight | - | 610 g |
| PROCESSOR | AMD Ryzen 9 3900X | AMD EPYC 9754 |
|---|
| Type | AMD Ryzen 9 3900X | AMD EPYC 9754 |
|---|
| 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 | 128-core |
|---|---|---|
| Number of Threads | 24 threads | 256 threads |
| Clock Speed (Frequency) | 3.8 GHz | 2.25 GHz |
| Max Turbo Speed | 4.6 GHz | 3.1 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 9754 |
|---|
| Included Accessories | AMD Wraith Prism with RGB LED | - |
|---|---|---|
| Service & Support | Limited warranty - parts and labour - 3 years | - |
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