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Intel

Intel Core Ultra 7 265K

Arrow Lake · Core Ultra Series 2 · Socket LGA1851 · 20 cores and 20 threads

Intel Core Ultra 7 265K

Specifications

Manufacturer data. Some data is still pending verification.

Processing

Cores
20 (8P + 12E)
Threads
20
Base frequency
3.9 GHz
Boost / turbo frequency
5.5 GHz
L2 cache
36 MB
L3 cache
30 MB
L2 + L3 cache
66 MB

Power and temperature

TDP / base power
125 W
Maximum power (PPT / turbo)
250 W
Maximum temperature (Tjmax)
Data not available

Platform

Socket
LGA1851
RAM
DDR5
Official RAM speed
6,400 MT/s
PCIe
PCIe 5.0 y 4.0
Integrated graphics
Intel Graphics (4 Xe cores)
Architecture
Arrow Lake
Generation
Core Ultra Series 2
Release
October 2024
Unlocked multiplier
Yes

Verification (04/10/2026). Cross-checked on 2026-10-04 against retailer listings and media reviews that replicate Intel ARK data. Still to be confirmed on the official Intel ARK page.

Loaded but yet to be confirmed: PCIe version, Release date (month).

Not loaded, to avoid making them up: Maximum temperature (Tjmax).

Benchmarks

Each result states its source and the date it was taken.

  • Productivity

    66

    Blender Open Data

Gaming

No sourced gaming benchmarks.

Productivity

Power draw

No sourced power measurements. What we do have is the manufacturer's official power rating (specifications table).

Temperatures

No sourced temperature measurements. The official maximum temperature (Tjmax) appears in the table when it has been verified.

Compatibility

Which motherboard and memory you need, with a warning if a combination won't work.

  1. CPU

    Intel Core Ultra 7 265K

  2. Socket

    LGA1851

  3. Chipset

    H810 / B860 / H870 / Z890

  4. RAM

    DDR5

  5. GPU

    PCIe 5.0 y 4.0 (any current PCIe GPU)

Check your combination

Choose a chipset or a RAM type to see if they fit this processor.

Price on Amazon

Key features

Objective summary based on the official specifications.

  • 20 (8P + 12E) cores and 20 threads (hybrid architecture: performance and efficiency cores).
  • Maximum frequency of 5.5 GHz on the performance cores.
  • 66 MB of L2 + L3 cache (36 MB L2 and 30 MB L3).
  • LGA1851 socket and DDR5 memory.
  • Includes integrated graphics (Intel Graphics (4 Xe cores)).
  • Unlocked multiplier for overclocking.
  • 125 W TDP / base power and up to 250 W maximum power.

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