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Intel
Intel Core Ultra 7 265K
Socket LGA 1851 · DDR5
- Cores / threads 20 (8 P + 12 E) / 20
- Cache 30 MB Intel Smart Cache
- Power 125 W base · 250 W max turbo
- Cooler in box No
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Price, availability and customer reviews are on Amazon.
Amazon listing: “Intel Core Ultra 7 Desktop Processor 265K - 20 cores (8 P-cores + 12 E-cores) up to 5.5 GHz” · ASIN B0DFK2MH2D
Who it’s for
Someone who prefers Intel and wants 20 cores for mixed work and gaming.
Pros
- 20 cores (8 performance + 12 efficient)
- Up to 5.5 GHz (Intel)
Cons
- Up to 250 W at max turbo: needs a strong cooler
- No cooler in the box
Pros and cons come from the maker’s specs below, not from testing this unit. How we pick.
Specifications
| Cores / threads | 20 (8 P + 12 E) / 20 |
|---|---|
| Cache | 30 MB Intel Smart Cache |
| Power | 125 W base · 250 W max turbo |
| Cooler in box | No |
Source: Intel Core Ultra 7 265K specifications · Amazon listing checked 2026-09-29.
Compare with other processors
| Product | Cores / threads | Cache | Power | Cooler in box |
|---|---|---|---|---|
| AMD Ryzen 5 9600X | 6 / 12 | 32 MB L3 | 65 W default TDP | No — AMD recommends a premium air cooler |
| AMD Ryzen 7 9700X | 8 / 16 | 32 MB L3 | 65 W default TDP | No — AMD recommends a premium air cooler |
| AMD Ryzen 7 9800X3D | 8 / 16 | 96 MB L3 (3D V-Cache) | 120 W default TDP | No — AMD recommends a liquid cooler |
| Intel Core Ultra 5 245KF | 14 (6 P + 8 E) / 14 | 24 MB Intel Smart Cache | 125 W base · 159 W max turbo | Not listed by Intel — plan to buy one |
| Intel Core Ultra 7 265KThis product | 20 (8 P + 12 E) / 20 | 30 MB Intel Smart Cache | 125 W base · 250 W max turbo | No |
| AMD Ryzen 9 9950X | 16 / 32 | 64 MB L3 | 170 W default TDP | No — AMD recommends a liquid cooler |
| AMD Ryzen 9 9950X3D | 16 / 32 | 128 MB L3 (3D V-Cache) | 170 W default TDP | No — AMD recommends a liquid cooler |