Detailed comparison and review of AMD Ryzen 9 7900 and AMD Ryzen 7 7800X3D. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.
| GENERAL | AMD Ryzen 9 7900 | AMD Ryzen 7 7800X3D |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Ryzen 9 7900 | AMD Ryzen 7 7800X3D |
|---|
| Type | AMD Ryzen 9 7900 | AMD Ryzen 7 7800X3D |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket AM5 | Socket AM5 |
| Manufacturing Process | 5 nm | 5 nm |
| Thermal Design Power | 65 W | 120 W |
| Thermal Specification | 95 °C | 120 °C |
| PCI Express Revision | 5.0 | 5.0 |
| PCI Express Lanes Qty | 28 | 28 |
| Architecture Features | AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture | AMD Ryzen Master Utility, AMD EXPO Technology, AMD RyzenTechnologies, "Zen 4" Core Architecture |
| PERFORMANCE |
|---|
| Number of Cores | 12-core | 8-core |
|---|---|---|
| Number of Threads | 24 threads | 16 threads |
| Clock Speed (Frequency) | 3.7 GHz | 4.2 GHz |
| Max Turbo Speed | 5.4 GHz | 5 GHz |
| CACHE MEMORY |
|---|
| Cache | 64 MB | 96 MB |
|---|---|---|
| Cache Memory Details | L1 - 768 KB L2 - 12 MB L3 - 64 MB |
L3 - 96 MB L2 - 8 MB L1 - 512 KB |
| INTEGRATED GRAPHICS (GPU) | AMD Ryzen 9 7900 | AMD Ryzen 7 7800X3D |
|---|
| Type | Radeon Graphics | Radeon Graphics |
|---|---|---|
| Base Frequency | 400 MHz | 400 MHz |
| Max Dynamic Frequency | 2.2 GHz | 2200 MHz |
| MISCELLANEOUS | AMD Ryzen 9 7900 | AMD Ryzen 7 7800X3D |
|---|
| Included Accessories | AMD Wraith Prism | - |
|---|---|---|
| Service & Support | Limited warranty - parts and labour - 3 years | Limited warranty - 3 years |
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