Intel Core i7-5820K vs Intel Core i9-14900KF
20.7Single-core—
30.2Multi-core88.8
37.1Gamingspec-based73.2
3 spec wins — Intel Core i7-5820K13 spec wins — Intel Core i9-14900KF
InnoReviews verdict
No overall winner yet: Intel Core i9-14900KF lacks the published benchmark results an Inno Score requires, so there is no Inno Score to compare — we don't rank chips on their spec sheet alone. The spec table below still shows every difference we track.
Which would you pick?
Key differences
Reasons to pick the Intel Core i7-5820K
- 100% higher Memory channels: 4 vs 2
- 40% higher CPU PCIe lanes: 28 vs 20
- Lower launch price: $389 vs $564
Reasons to pick the Intel Core i9-14900KF
- Stronger multi-core score: 89 vs 30
- 2033% higher L2 cache: 32 MB vs 2 MB
- 357% higher PassMark: 58,069 vs 12,700
- 300% higher cores: 24 vs 6
- 200% higher Max memory: 192 GB vs 64 GB
General
| Spec | Intel Core i7-5820K | Intel Core i9-14900KF |
|---|---|---|
| Announced | 2014 | 2023 |
| Socket | LGA2011-v3 | LGA1700 |
| Process | 22 nm | 10 nm+55% |
| Base TDP | 140 W | 125 W+11% |
| Max turbo power | — | 253 W |
| Unlocked multiplier | Yes | Yes |
| Cooler included | No | No |
Cores & Clocks
| Spec | Intel Core i7-5820K | Intel Core i9-14900KF |
|---|---|---|
| Cores | 6 | 24+300% |
| Performance cores | 6 | 8+33% |
| Efficiency cores | 0 | 16 |
| Threads | 12 | 32+167% |
| Base clock | 3.3 GHz+3% | 3.2 GHz |
| Boost clock | 3.6 GHz | 6 GHz+67% |
| L2 cache | 2 MB | 32 MB+2033% |
| L3 cache | 15 MB | 36 MB+140% |
Memory
| Spec | Intel Core i7-5820K | Intel Core i9-14900KF |
|---|---|---|
| Memory support | DDR4-2133 | DDR5-5600 / DDR4-3200 |
| Max memory | 64 GB | 192 GB+200% |
| Memory channels | 4+100% | 2 |
Platform
| Spec | Intel Core i7-5820K | Intel Core i9-14900KF |
|---|---|---|
| PCIe version | 3 | 5+67% |
| CPU PCIe lanes | 28+40% | 20 |
Benchmarks
| Spec | Intel Core i7-5820K | Intel Core i9-14900KF |
|---|---|---|
| Geekbench 6 (single) | 1,040Bottom 6% | — |
| Geekbench 6 (multi) | 5,100Bottom 24% | — |
| Cinebench R23 (single) | 890Bottom 5% | — |
| Cinebench R23 (multi) | 6,400Bottom 19% | — |
| PassMark | 12,700Bottom 20% | 58,069+357%Top 11% |
Related comparisons
Intel Core i7-5820Kvs Intel Core i5-8400VSIntel Core i7-5820Kvs Intel Core i3-10100FVSIntel Core i7-5820Kvs Intel Core i7-5930KVSIntel Core i7-5820Kvs Intel Core i5-9400FVSIntel Core i9-14900KFvs Intel Core i9-14900KVSIntel Core i9-14900KFvs Intel Core i9-13900KVSIntel Core i9-14900KFvs Intel Core i9-14900KSVSIntel Core i9-14900KFvs Intel Core Ultra 9 285KVS