intel
Brand6/12
Cores/Threads3.4GHz
Base Clock140W
TDPIntel Core i7-6800K
intel
Brand16/24
Cores/Threads3.2GHz
Base Clock125W
TDPIntel Core i9-12900K
Intel Core i7-6800K
Intel Core i7-6800K
$434 • May 2016
Intel Core i9-12900K
$599 • Nov 2021
Intel Core i9-12900K
Specs Comparison
| Specification | Intel Core i7-6800K | Intel Core i9-12900K |
|---|---|---|
| Cores | 6 | 16 |
| Threads | 12 | 24 |
| Hybrid Cores | N/A | P-Cores: 8, E-Cores: 8 |
| Base Clock | 3.4 GHz | 3.2 GHz |
| Boost Clock | 3.6 GHz | 5.2 GHz |
| Multiplier Unlocked | ✓ Yes | ✓ Yes |
| Multiplier | 34 X | 32 X |
| TDP | 140 W | 125 W |
| Memory Support | DDR4 | DDR4, DDR5 |
| Cache L1 | 64 KB | 80 KB |
| Cache L2 | 0.25 MB | 1.25 MB |
| Cache L3 | 15.00 MB | 30.00 MB |
| Integrated GPU | N/A | UHD Graphics 770 |
| Architecture | Core i7 (Broadwell-E) | Core i9 (Alder Lake-S) |
| Process Size | 14nm | 10nm |
| Socket | intel socket 2011-3 | intel socket 1700 |
| Foundry | Intel | Intel |
| Die Size | 246 mm² | 215 mm² |
| PCI Express | Gen 3, 28 Lanes(CPU only) | Gen 5, 20 Lanes(CPU only) |
| Transistors | 3400 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
Intel Core i7-6800K
Intel Core i9-12900K
Multi Core Performance
Intel Core i7-6800K
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 i7-6800K
Intel Core i9-12900K
Multi Core Performance
Intel Core i7-6800K
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 i7-6800K
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 i7-6800K
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 i7-6800K
INTEL • 6/12 • 3.4GHz
Intel Core i9-12900K
INTEL • 16/24 • 3.2GHz
Check out more comparisons
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