Intel Core i5-8400 vs Intel Core i7-14700
31.1Single-core81
28.6Multi-core79.6
27.2Gaming67.3
1 spec wins — Intel Core i5-840018 spec wins — Intel Core i7-14700
InnoReviews verdict
Intel Core i7-14700 wins this desktop processor face-off, 77 to 29, pulling ahead mainly in Multi-core (+51) and Single-core (+50). Intel Core i5-8400 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Intel Core i5-8400
- 33% higher Base clock: 2.8 GHz vs 2.1 GHz
- Lower launch price: $182 vs $384
Reasons to pick the Intel Core i7-14700
- Stronger Single-core score: 81 vs 31
- Stronger Multi-core score: 80 vs 29
- Stronger gaming score: 67 vs 27
- 1767% higher L2 cache: 28 MB vs 2 MB
- 433% higher PassMark: 49,000 vs 9,200
General
| Spec | Intel Core i5-8400 | Intel Core i7-14700 |
|---|---|---|
| Announced | 2017 | 2024 |
| Socket | LGA1151-v2 | LGA1700 |
| Process | 14 nm | 10 nm+29% |
| Base TDP | 65 W | 65 W |
| Max turbo power | — | 219 W |
| Unlocked multiplier | No | No |
| Cooler included | Yes | Yes |
Cores & Clocks
| Spec | Intel Core i5-8400 | Intel Core i7-14700 |
|---|---|---|
| Cores | 6 | 20+233% |
| Performance cores | 6 | 8+33% |
| Efficiency cores | 0 | 12 |
| Threads | 6 | 28+367% |
| Base clock | 2.8 GHz+33% | 2.1 GHz |
| Boost clock | 4 GHz | 5.4 GHz+35% |
| L2 cache | 2 MB | 28 MB+1767% |
| L3 cache | 9 MB | 33 MB+267% |
Integrated GPU
| Spec | Intel Core i5-8400 | Intel Core i7-14700 |
|---|---|---|
| iGPU | Intel UHD Graphics 630 | Intel UHD Graphics 770 |
| iGPU clock | 1,050 MHz | 1,600 MHz+52% |
Memory
| Spec | Intel Core i5-8400 | Intel Core i7-14700 |
|---|---|---|
| Memory support | DDR4-2666 | DDR5-5600 / DDR4-3200 |
| Max memory | 64 GB | 192 GB+200% |
| Memory channels | 2 | 2 |
Platform
| Spec | Intel Core i5-8400 | Intel Core i7-14700 |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 16 | 20+25% |
Benchmarks
| Spec | Intel Core i5-8400 | Intel Core i7-14700 |
|---|---|---|
| Geekbench 6 (single) | 1,370Top 75% | 2,920+113%Top 11% |
| Geekbench 6 (multi) | 4,900Top 78% | 17,800+263%Top 13% |
| Cinebench R23 (single) | 1,150Top 75% | 2,130+85%Top 12% |
| Cinebench R23 (multi) | 6,400Top 77% | 32,500+408%Top 9% |
| PassMark | 9,200Top 80% | 49,000+433%Top 11% |
Related comparisons
Intel Core i5-8400vs Intel Core i7-5820KVSIntel Core i5-8400vs Intel Core i5-9400FVSIntel Core i5-8400vs Intel Core i7-5930KVSIntel Core i5-8400vs Intel Core i7-7700KVSIntel Core i7-14700vs AMD Ryzen 7 9800X3DVSIntel Core i7-14700vs Intel Core i7-13700KVSIntel Core i7-14700vs AMD Ryzen 9 7900XVSIntel Core i7-14700vs Intel Core i7-14700KVS