AMD Ryzen 9 3900X VS Intel Core i9-12900
amd
Brand12/24
Cores/Threads3.8GHz
Base Clock105W
TDPAMD Ryzen 9 3900X
intel
Brand16/24
Cores/Threads2.4GHz
Base Clock65W
TDPIntel Core i9-12900
AMD Ryzen 9 3900X
AMD Ryzen 9 3900X
N/A • Jul 2019
Intel Core i9-12900
$519 • Jan 2022
Intel Core i9-12900
Specs Comparison
| Specification | AMD Ryzen 9 3900X | Intel Core i9-12900 |
|---|---|---|
| Cores | 12 | 16 |
| Threads | 24 | 24 |
| Hybrid Cores | N/A | P-Cores: 8, E-Cores: 8 |
| Base Clock | 3.8 GHz | 2.4 GHz |
| Boost Clock | 4.6 GHz | 5.1 GHz |
| Multiplier Unlocked | ✓ Yes | ✓ Yes |
| Multiplier | 38 X | 24 X |
| TDP | 105 W | 65 W |
| Memory Support | DDR4 | DDR4, DDR5 |
| Cache L1 | 64 KB | 80 KB |
| Cache L2 | 0.50 MB | 1.25 MB |
| Cache L3 | 64.00 MB | 30.00 MB |
| Integrated GPU | N/A | UHD Graphics 770 |
| Architecture | Ryzen 9 (Zen 2 (Matisse)) | Core i9 (Alder Lake-S) |
| Process Size | 7nm | 10nm |
| Socket | amd socket am4 | intel socket 1700 |
| Foundry | TSMC | Intel |
| Die Size | 2 mm² | 215 mm² |
| PCI Express | Gen 4, 24 Lanes(CPU only) | Gen 5, 20 Lanes(CPU only) |
| Transistors | 7600 million | N/A |
| Max Temperature | N/A | 100°C |
Comparison in Tools
Cinebench R23
Industry-leading 3D rendering benchmark that measures real-world CPU processing power and performance
Single Core Performance
AMD Ryzen 9 3900X
Intel Core i9-12900
Multi Core Performance
AMD Ryzen 9 3900X
Intel Core i9-12900
Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
AMD Ryzen 9 3900X
Intel Core i9-12900
Multi Core Performance
AMD Ryzen 9 3900X
Intel Core i9-12900
PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
AMD Ryzen 9 3900X
Intel Core i9-12900
Blender Benchmark
Measures CPU rendering speed in Blender, reported in frames per second (FPS). Higher FPS means faster completion of 3D rendering tasks.
Blender FPS
AMD Ryzen 9 3900X
Intel Core i9-12900
Comparison in Games
No benchmark data available for this combination of CPUs yet.
We're working on collecting performance data for this combination of CPUs. Please check back later.
Intel Core i9-12900 Wins!
Based on 4 synthetic benchmarks
AMD Ryzen 9 3900X
AMD • 12/24 • 3.8GHz
Intel Core i9-12900
INTEL • 16/24 • 2.4GHz
Check out more comparisons
Comments & Discussion
Share your thoughts and experiences