In depth comparison and review of AMD Ryzen 9 7900X3D and AMD Ryzen 9 Pro 7945. 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 7900X3D | AMD Ryzen 9 Pro 7945 |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Ryzen 9 7900X3D | AMD Ryzen 9 Pro 7945 |
|---|
| Type | AMD Ryzen 9 7900X3D | AMD Ryzen 9 Pro 7945 |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket AM5 | Socket AM5 |
| Manufacturing Process | 5 nm | 5 nm |
| Thermal Design Power | 120 W | 65 W |
| Thermal Specification | 89 °C | 95 °C |
| PCI Express Revision | 5.0 | 5.0 |
| PCI Express Lanes Qty | 28 | - |
| Architecture Features | AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture | "Zen 4" Core Architecture, AMD PRO technologies |
| PERFORMANCE |
|---|
| Number of Cores | 12-core | 12-core |
|---|---|---|
| Number of Threads | 24 threads | 24 threads |
| Clock Speed (Frequency) | 4.4 GHz | 3.7 GHz |
| Max Turbo Speed | 5.6 GHz | 5.4 GHz |
| CACHE MEMORY |
|---|
| Cache | 128 MB | 64 MB |
|---|---|---|
| Cache Memory Details | L3 - 128 MB L2 - 12 MB L1 - 768 KB |
L3 - 64 MB L2 - 12 MB L1 - 768 KB |
| INTEGRATED GRAPHICS (GPU) | AMD Ryzen 9 7900X3D | AMD Ryzen 9 Pro 7945 |
|---|
| Type | Radeon Graphics | Radeon Graphics |
|---|---|---|
| Base Frequency | 400 MHz | - |
| Max Dynamic Frequency | 2200 MHz | 2200 MHz |
| MISCELLANEOUS | AMD Ryzen 9 7900X3D | AMD Ryzen 9 Pro 7945 |
|---|
| Included Accessories | - | AMD Wraith Spire Cooler |
|---|---|---|
| Service & Support | Limited warranty - 3 years | Limited warranty - parts and labour - 3 years |
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