In depth comparison and review of Intel Core i9 12900 (12th Gen) 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 | Intel Core i9 12900 (12th Gen) | AMD Ryzen 7 5800X3D |
|---|
| Product Type | Processor | Processor |
|---|
| PROCESSOR | Intel Core i9 12900 (12th Gen) | AMD Ryzen 7 5800X3D |
|---|
| Type | Intel Core i9 12900 (12th Gen) | AMD Ryzen 7 5800X3D |
|---|
| ARCHITECTURE |
|---|
| Processor Qty | 1 | 1 |
|---|---|---|
| Compatible Processor Socket | LGA1700 Socket | Socket AM4 |
| Manufacturing Process | 10 nm | 7 nm |
| Thermal Design Power | 202 W | 105 W |
| Thermal Specification | 100 °C | 90 °C |
| PCI Express Revision | 4.0/5.0 | 4.0 |
| PCI Express Configurations | 1x16+4, 2x8+4 | - |
| PCI Express Lanes Qty | 20 | - |
| Architecture Features | Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology 2.0, Intel Turbo Boost Max Technology 3.0, Intel Thread Director | AMD Ryzen VR-Ready Premium, "Zen 3" Core Architecture, AMD 3D V-Cache technology, Windows 11 Gaming |
| PERFORMANCE |
|---|
| Number of Cores | 16-core | 8-core |
|---|---|---|
| Number of Threads | 24 threads | 16 threads |
| Clock Speed (Frequency) | 2.4 GHz (P-core) / 1.8 GHz (E-core) | 3.4 GHz |
| Max Turbo Speed | 5.1 GHz (P-core) / 3.8 GHz (E-core) | 4.5 GHz |
| CACHE MEMORY |
|---|
| Cache | 30 MB | 96 MB |
|---|---|---|
| Cache Memory Details | L3 - Smart Cache - 30 MB L2 - 14 MB |
L3 - 96 MB L2 - 4 MB L1 - 512 KB |
| INTEGRATED GRAPHICS (GPU) | Intel Core i9 12900 (12th Gen) | AMD Ryzen 7 5800X3D |
|---|
| Type | Intel UHD Graphics 770 | - |
|---|---|---|
| Base Frequency | 300 MHz | - |
| Max Dynamic Frequency | 1.55 GHz | - |
| Max Supported Resolution | 5120x3200@120Hz (eDP), 7680x4320@60Hz (DP), 4096x2160@60Hz (HDMI) | - |
| Features | Intel Clear Video HD Technology, Intel Quick Sync Video, Quad Display Capable | - |
| MISCELLANEOUS | Intel Core i9 12900 (12th Gen) | AMD Ryzen 7 5800X3D |
|---|
| Service & Support | Limited warranty - 3 years | - |
|---|
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