Processors comparison
Core Ultra 5 245K vs Core Ultra 5 225
Specs, platform, power, size and UK prices side by side. Every value comes from the product listing; anything we don't hold is marked unknown.
Key differences
- Both use the LGA 1851 socket. Check a motherboard's CPU support list before swapping one for the other; older boards can need a BIOS update.
- The Core Ultra 5 245K has 14 cores / 14 threads; the Core Ultra 5 225 has 10 cores / 10 threads.
- The Core Ultra 5 245K boosts to 5.2 GHz, 0.3 GHz higher than the Core Ultra 5 225.
- The Core Ultra 5 225 is rated at 65 W TDP against 125 W, so it is easier to cool and puts less load on the power supply.
- The Core Ultra 5 225 is £30.00 cheaper at its lowest listed new price (£175.47 against £205.47).
Performance
We don't have measured benchmark results for these parts yet, and we don't publish estimated scores. Specs like core count, clock speed and video memory are a guide, not a measure of speed in games or apps.
Specifications
| Specification | Core Ultra 5 245K | Core Ultra 5 225 |
|---|---|---|
| Platform | ||
| SocketDecides which motherboards the processor fits. | LGA 1851 | LGA 1851 |
| Memory support | DDR5 | DDR5 |
| Architecture | Arrow Lake | Arrow Lake |
| Series | Intel Core Ultra 5 | Intel Core Ultra 5 |
| Cores and clocks | ||
| Cores | 14Higher | 10 |
| Threads | 14Higher | 10 |
| Max boost clock | 5.2 GHzHigher | 4.9 GHz |
| Power and cooling | ||
| Rated TDPThe maker's thermal design rating, not measured power draw. | 125 W | 65 W |
| Cooler in the box | No | Unknown |
| Features | ||
| Integrated graphicsWithout it you need a graphics card to get a picture. | Yes | Yes |
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