In depth comparison and review of AMD Ryzen 9 Pro 3900 and AMD Ryzen 7 5800X3D. 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 Pro 3900 | AMD Ryzen 7 5800X3D |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | AMD Ryzen 9 Pro 3900 | AMD Ryzen 7 5800X3D |
|---|
| Type | AMD Ryzen 9 Pro 3900 | AMD Ryzen 7 5800X3D |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | Socket AM4 | Socket AM4 |
| Manufacturing Process | 7 nm | 7 nm |
| Thermal Design Power | 65 W | 105 W |
| Thermal Specification | 95 °C | 90 °C |
| PCI Express Revision | 4.0 | 4.0 |
| Architecture Features | AMD GuardMI Technology, AMD Memory Guard, DASH 1.2 enabled | AMD Ryzen VR-Ready Premium, "Zen 3" Core Architecture, AMD 3D V-Cache technology, Windows 11 Gaming |
| PERFORMANCE |
|---|
| Number of Cores | 12-core | 8-core |
|---|---|---|
| Number of Threads | 24 threads | 16 threads |
| Clock Speed (Frequency) | 3.1 GHz | 3.4 GHz |
| Max Turbo Speed | 4.3 GHz | 4.5 GHz |
| CACHE MEMORY |
|---|
| Cache | 64 MB | 96 MB |
|---|---|---|
| Cache Memory Details | L1 - 768 KB L2 - 6 MB L3 - 64 MB |
L3 - 96 MB L2 - 4 MB L1 - 512 KB |
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