
intel
Brand6/12
Cores/Threads2.9GHz
Base Clock65W
TDPIntel Core i5-10400F

intel
Brand16/24
Cores/Threads3.2GHz
Base Clock125W
TDPIntel Core i9-12900K

Intel Core i5-10400F
Intel Core i5-10400F
$ • Apr 2020
Intel Core i9-12900K
$599 • Nov 2021
Intel Core i9-12900K

Specs Comparison
Specification | Intel Core i5-10400F | Intel Core i9-12900K |
---|---|---|
Cores | 6 | 16 |
Threads | 12 | 24 |
Hybrid Cores | N/A | P-Cores: 8, E-Cores: 8 |
Base Clock | 2.9 GHz | 3.2 GHz |
Boost Clock | 4.3 GHz | 5.2 GHz |
Multiplier Unlocked | ✓ Yes | ✓ Yes |
Multiplier | 29 X | 32 X |
TDP | 65 W | 125 W |
Memory Support | DDR4 | DDR4, DDR5 |
Cache L1 | 64 KB | 80 KB |
Cache L2 | 0.25 MB | 1.25 MB |
Cache L3 | 12.00 MB | 30.00 MB |
Integrated GPU | N/A | UHD Graphics 770 |
Architecture | Core i5 (Comet Lake) | Core i9 (Alder Lake-S) |
Process Size | 14nm | 10nm |
Socket | intel socket 1200 | intel socket 1700 |
Foundry | Intel | Intel |
Die Size | N/A | 215 mm² |
PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 5, 20 Lanes(CPU only) |
Transistors | N/A | N/A |
Max Temperature | 100°C | 100°C |
Comparison in Tools


Cinebench R23
Industry-leading 3D rendering benchmark that measures real-world CPU processing power and performance
Single Core Performance
Intel Core i5-10400F
Intel Core i9-12900K
Multi Core Performance
Intel Core i5-10400F
Intel Core i9-12900K


Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
Intel Core i5-10400F
Intel Core i9-12900K
Multi Core Performance
Intel Core i5-10400F
Intel Core i9-12900K


PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
Intel Core i5-10400F
Intel Core i9-12900K


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
Intel Core i5-10400F
Intel Core i9-12900K
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 i9-12900K Wins!
Based on 4 synthetic benchmarks

Intel Core i5-10400F
INTEL • 6/12 • 2.9GHz

Intel Core i9-12900K
INTEL • 16/24 • 3.2GHz
Check out more comparisons
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