Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Intel - Core i7-14700K | Intel - Core Ultra 7 265 |
|---|---|---|
| TDP | 125 W | 65 W |
| L3 cache | 33 MB | 30 MB |
| Boost clock | 5.6 GHz | 5.3 GHz |
| Cinebench R23 (multi) | 35200 | 33800 |
Between the Core i7-14700K and Core Ultra 7 265, the Core i7-14700K comes out ahead in l3 cache / boost clock, while the Core Ultra 7 265 wins on tdp. Overall, the Core i7-14700K scores 57.8 and the Core Ultra 7 265 scores 56.2 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (57.8 vs 56.2). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Core i7-14700K if you push the hardware — gaming, on-device AI, heavy multitasking — and the extra compute headroom is worth the trade-offs. The biggest gaps in its favor are l3 cache, boost clock, cinebench r23 (multi). The single most decisive one: L3 cache — 10.00% more. 33 MB vs 30 MB.
Pick the Core Ultra 7 265 if you care most about tdp. Its strongest claims are tdp. The single most decisive one: TDP — 60.00 W less. 65 vs 125.
Both ship with comparable cores, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: Intel - Core i7-14700K or Intel - Core Ultra 7 265?
Intel - Core i7-14700K leads the current Mars Score by 1.6 points.The more useful decision is the trade-off behind that result: compare boost clock, tdp against the way you will actually use the product.
Choose Intel - Core i7-14700K if…
Intel - Core i7-14700K has the measurable edge on cache l3 mb, boost clock ghz, cinebench r23 multi.
Choose Intel - Core Ultra 7 265 if…
Intel - Core Ultra 7 265 has the measurable edge on tdp w.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Intel - Core i7-14700K wins
- ▲L3 cache — 10.00% more. 33 MB vs 30 MB.
- ▲Boost clock — 5.66% more. 5.6 GHz vs 5.3 GHz.
- ▲Cinebench R23 (multi) — 4.14% more. 35200 vs 33800.
Why Intel - Core Ultra 7 265 wins
- ▲TDP — 60.00 W less. 65 vs 125.
Spec comparison
Cores
| Spec | Intel - Core i7-14700K | Intel - Core Ultra 7 265 |
|---|---|---|
| Coresⓘ | 20 | 20 |
| Threadsⓘ | 28lead | 20 |
| Base clockⓘ | 3.4 GHzlead | 2.4 GHz |
| Boost clockⓘ | 5.6 GHzlead | 5.3 GHz |
| L3 cacheⓘ | 33 MBlead | 30 MB |
Platform
| Spec | Intel - Core i7-14700K | Intel - Core Ultra 7 265 |
|---|---|---|
| Socketⓘ | LGA1700 | LGA1851 |
| TDPⓘ | 125 W | 65 Wlead |
| Integrated graphicsⓘ | true | true |
| DDR5ⓘ | true | true |
Benchmarks
| Spec | Intel - Core i7-14700K | Intel - Core Ultra 7 265 |
|---|---|---|
| Cinebench R23 (multi)ⓘ | 35200lead | 33800 |
| Cinebench R23 (single)ⓘ | 2120 | 2120 |