
amd
Brand12/24
Cores/Threads3.9GHz
Base Clock105W
TDPAMD Ryzen 9 3900XT

intel
Brand10/16
Cores/Threads3.7GHz
Base Clock125W
TDPIntel Core i5-12600K

AMD Ryzen 9 3900XT
AMD Ryzen 9 3900XT
$499 • Jul 2020
Intel Core i5-12600K
$289 • Nov 2021
Intel Core i5-12600K

Specs Comparison
Specification | AMD Ryzen 9 3900XT | Intel Core i5-12600K |
---|---|---|
Cores | 12 | 10 |
Threads | 24 | 16 |
Hybrid Cores | N/A | P-Cores: 6, E-Cores: 4 |
Base Clock | 3.9 GHz | 3.7 GHz |
Boost Clock | 4.7 GHz | 4.9 GHz |
Multiplier Unlocked | ✓ Yes | ✓ Yes |
Multiplier | 39 X | 37 X |
TDP | 105 W | 125 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 | 20.00 MB |
Integrated GPU | N/A | UHD Graphics 770 |
Architecture | Ryzen 9 (Zen 2 (Matisse)) | Core i5 (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 4, 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 3900XT
Intel Core i5-12600K
Multi Core Performance
AMD Ryzen 9 3900XT
Intel Core i5-12600K


Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
AMD Ryzen 9 3900XT
Intel Core i5-12600K
Multi Core Performance
AMD Ryzen 9 3900XT
Intel Core i5-12600K


PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
AMD Ryzen 9 3900XT
Intel Core i5-12600K


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 3900XT
Intel Core i5-12600K
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.
It's a Tie!
Based on 4 synthetic benchmarks

AMD Ryzen 9 3900XT
AMD • 12/24 • 3.9GHz

Intel Core i5-12600K
INTEL • 10/16 • 3.7GHz
Check out more comparisons
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