Intel Core Ultra 7 265HX

Intel Core Ultra 7 265HX
  • Cores: 20
  • L3 cache: 30MB (shared)
  • TDP: 45-55 W (max. boost up to 160 W)
  • Transistor size: 3 nm
Core Ultra 7 265HX - laptop processor produced by Intel for socket FCBGA-2114 that has 20 cores and 20 threads. The base clock frequency of the CPU is 2600 MHz, but due to Turbo Boost technology, it can perform up to 5300 MHz. The size of the L3 cache is 30 MB. Please note that this chip has integrated graphics Arc Graphics (4-Cores).

Review

Single-Core Performance
82
Multi-Core Performance
66
Power Efficiency
73
Integrated Graphics
51
NanoReview Final Score
73
Compare Intel Core Ultra 7 265HX with other CPUs

Test in Benchmarks

Performance test of Intel Core Ultra 7 265HX in benchmarks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
125
Cinebench 2024 (Multi)
1598
Cinebench Scores - 59th place

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
2943
Geekbench 6 (Multi-Core)
16539
File compression 1250 MB/sec
Clang compilation 194.4 Klines/sec
HTML 5 Browser 358 pages/sec
PDF Renderer 496.8 Mpixels/sec
Text processing 335.2 pages/sec
Background blur 75.8 images/sec
Photo processing 123.8 images/sec
Ray tracing 40 Mpixels/sec
Sources: GeekBench [1]

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
4475
Passmark CPU (Multi-Core)
47729
Integer math 126.2 GOps/sec
Floating point math 160.5 GOps/sec
Find prime numbers 406M Primes/sec
Random string sorting 62.1M Strings/sec
Data encryption 39.2 GBytes/sec
Data compression 508.4 MBytes/sec
Physics 2983 Frames/sec
Extended instructions 40.5B Matrices/sec
Sources: PassMark [3]385 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
373.89

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 29.1 PPW
Geekbench 6 Multi / Watt 300.7 PPW
Passmark CPU Mark / Watt 867.8 PPW
Blender / Watt 6.8 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Core Ultra 7 265HX technical specifications

General

Vendor Intel
Released January 6, 2025
Type Laptop
Instruction Set x86-64
Codename Arrow Lake
Model number 265HX
Integrated GPU Arc Graphics (4-Cores)
AMD Equivalent - AMD Ryzen AI Max 385
Intel CPU rating - 34th place

CPU

Performance Cores
P-Cores 8
P-Threads 8
Base Frequency (P) 2.6 GHz
Turbo Boost Frequency (P) 5.3 GHz
Efficient Cores
E-Cores 12
E-Threads 12
Base Frequency (E) 2.3 GHz
Turbo Boost Frequency (E) 4.6 GHz
Total
Total Cores 20
Total Threads 20
Bus Frequency 100 MHz
Multiplier 26x
L1 Cache 192K (per core)
L2 Cache 2MB (per core)
L3 Cache 30MB (shared)
Unlocked Multiplier Yes

Package

Fabrication Process 3 nm
TDP (PL1) 45-55 W (configurable)
Max. Boost TDP (PL2) 160 W
Socket FCBGA-2114
Peak Temperature 105°C

iGPU

Integrated Graphics Arc Graphics (4-Cores)
GPU Base Clock 300 MHz
GPU Boost Clock 1900 MHz
Shading Units 512
TMUs 32
ROPs 16
Execution Units 64
TGP 14 W
iGPU FLOPS
1.9 TFLOPS
See also: Intel Arc iGPU (4-Cores) – integrated graphics of Intel Core Ultra 7 265HX

Memory Support

Memory Types - DDR5-6400
Max. Memory Size 256 GB
Memory Channels 2
Max. Memory Bandwidth 102.4 GB/s
ECC Support Yes

Misc

Official Site Intel Core Ultra 7 265HX official page
PCI Express Version 5.0
PCI Express Lanes 24
Technologies
- Compute: ABM, ADX, AI Boost 3.0, AVX-VNNI, BMI1, BMI2, CLMUL, DLBoost 3.0, F16C, IPU 6.0, SHA
- Performance: CFET, EIST, Speed Shift, TBMT 3.0, TBT 2.0, Thread Director
- Virtualization: VT-d, VT-rp, VT-x, VT-x EPT
- Security: MBEC, RDRAND, SIPP, TDT, TME, TXT, XD bit, vPro

Comments

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Noone December 8, 2025 at 05:52 PM
Hey Serhii, i think there is some information about u7 265hx, it does support ecc memory and up to 256gb ddr5 6400mt/s ram.
0 Reply
Serhii December 9, 2025 at 09:00 AM
Appreciate your help.
0 Reply