Intel Core i5-8400 VS Intel Core Ultra 7 265K
intel
Brand6/6
Cores/Threads2.8GHz
Base Clock65W
TDPIntel Core i5-8400
intel
Brand20/20
Cores/Threads3.9GHz
Base Clock125W
TDPIntel Core Ultra 7 265K
Intel Core i5-8400
Intel Core i5-8400
$299.99 • Oct 2017
Intel Core Ultra 7 265K
$394 • Oct 2024
Intel Core Ultra 7 265K
Specs Comparison
| Specification | Intel Core i5-8400 | Intel Core Ultra 7 265K |
|---|---|---|
| Cores | 6 | 20 |
| Threads | 6 | 20 |
| Hybrid Cores | N/A | P-Cores: 8, E-Cores: 12 |
| Base Clock | 2.8 GHz | 3.9 GHz |
| Boost Clock | 4.0 GHz | 5.5 GHz |
| Multiplier Unlocked | ✓ Yes | ✓ Yes |
| Multiplier | 28 X | 39 X |
| TDP | 65 W | 125 W |
| Memory Support | DDR4 | DDR5 |
| Cache L1 | 64 KB | 192 KB |
| Cache L2 | 0.25 MB | 3.00 MB |
| Cache L3 | 9.00 MB | 30.00 MB |
| Integrated GPU | N/A | Arc Xe-LPG Graphics 64EU |
| Architecture | Core i5 (Coffee Lake) | Ultra 7 (Arrow Lake) |
| Process Size | 14nm | 3nm |
| Socket | intel socket 1151 | intel socket 1851 |
| Foundry | Intel | TSMC |
| Die Size | N/A | 243 mm² |
| PCI Express | Gen 3, 16 Lanes(CPU only) | Gen 5, 20 Lanes(CPU only) |
| Transistors | N/A | 17800 million |
| Max Temperature | N/A | 105°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 i5-8400
Intel Core Ultra 7 265K
Multi Core Performance
Intel Core i5-8400
Intel Core Ultra 7 265K
Geekbench 5
Popular cross-platform CPU benchmark measuring single and multi-core performance in real-world tasks
Single Core Performance
Intel Core i5-8400
Intel Core Ultra 7 265K
Multi Core Performance
Intel Core i5-8400
Intel Core Ultra 7 265K
PassMark
PassMark CPU Mark is a popular synthetic benchmark that scores overall CPU performance (higher is better).
Overall CPU Score
Intel Core i5-8400
Intel Core Ultra 7 265K
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 i5-8400
Intel Core Ultra 7 265K
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 Ultra 7 265K Wins!
Based on 4 synthetic benchmarks
Intel Core i5-8400
INTEL • 6/6 • 2.8GHz
Intel Core Ultra 7 265K
INTEL • 20/20 • 3.9GHz
Where to Buy
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