Processors comparison
Ryzen 7 7800X3D vs Core i5-14400
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
- Different platforms: the Ryzen 7 7800X3D uses AM5 and the Core i5-14400 uses LGA 1700, so they need different motherboards.
- The Ryzen 7 7800X3D has 8 cores / 16 threads; the Core i5-14400 has 10 cores / 16 threads.
- The Ryzen 7 7800X3D boosts to 5 GHz, 0.3 GHz higher than the Core i5-14400.
- The Core i5-14400 is rated at 65 W TDP against 120 W, so it is easier to cool and puts less load on the power supply.
- The Core i5-14400 comes with a cooler in the box; budget for a separate cooler with the Ryzen 7 7800X3D.
- Memory support differs: Ryzen 7 7800X3D DDR5, Core i5-14400 DDR4, DDR5.
- The Core i5-14400 is £27.69 cheaper at its lowest listed new price (£197.47 against £225.16).
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 | Ryzen 7 7800X3D | Core i5-14400 |
|---|---|---|
| Platform | ||
| SocketDecides which motherboards the processor fits. | AM5 | LGA 1700 |
| Memory support | DDR5 | DDR4, DDR5 |
| Architecture | Zen 4 | Raptor Lake Refresh |
| Series | AMD Ryzen 7 | Intel Core i5 |
| Cores and clocks | ||
| Cores | 8 | 10Higher |
| Threads | 16 | 16 |
| Max boost clock | 5 GHzHigher | 4.7 GHz |
| Power and cooling | ||
| Rated TDPThe maker's thermal design rating, not measured power draw. | 120 W | 65 W |
| Cooler in the box | No | Yes |
| Features | ||
| Integrated graphicsWithout it you need a graphics card to get a picture. | Yes | Yes |
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