Intel Core Ultra 7 265HX vs Ultra 5 245HX

We compared two laptop CPUs: the 2.6 GHz Intel Core Ultra 7 265HX with 20-cores against the 3.1 GHz Ultra 5 245HX with 14-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
NanoReview Final Score
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Key Differences

What are the key differences between 245HX and 265HX
Advantages of Intel Core Ultra 7 265HX
  • Has 6 more physical cores
  • Has 6 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Supports up to 256 GB DDR5-6400 RAM
  • More powerful Arc Graphics (4-Cores) integrated graphics: 1.9 vs 1.5 TFLOPS
  • 4% higher Turbo Boost frequency (5.3 GHz vs 5.1 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (60th and 73rd place)

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
File compression 1250 MB/sec 1030 MB/sec
Clang compilation 194.4 Klines/sec 147.3 Klines/sec
HTML 5 Browser 358 pages/sec 253 pages/sec
PDF Renderer 496.8 Mpixels/sec 327.9 Mpixels/sec
Text processing 335.2 pages/sec 327.4 pages/sec
Background blur 75.8 images/sec 70.8 images/sec
Photo processing 123.8 images/sec 87.7 images/sec
Ray tracing 40 Mpixels/sec 29.7 Mpixels/sec
Sources: GeekBench [1], [2]

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 126.2 GOps/sec 92.2 GOps/sec
Floating point math 160.5 GOps/sec 120.7 GOps/sec
Find prime numbers 406M Primes/sec 359M Primes/sec
Random string sorting 62.1M Strings/sec 47.6M Strings/sec
Data encryption 39.2 GBytes/sec 30 GBytes/sec
Data compression 508.4 MBytes/sec 393.1 MBytes/sec
Physics 2983 Frames/sec 2526 Frames/sec
Extended instructions 40.5B Matrices/sec 31.2B Matrices/sec
Sources: PassMark [3], [4] – 385 & 22 samples

Blender

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

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 29.1 PPW 26.9 PPW
Geekbench 6 Multi / Watt 300.7 PPW 261.1 PPW
Passmark CPU Mark / Watt 867.8 PPW 692.2 PPW
Blender / Watt 6.8 PPW -
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Full technical specification of Intel Core Ultra 7 265HX and Ultra 5 245HX

General

Vendor Intel Intel
Released January 6, 2025 January 6, 2025
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Arrow Lake Arrow Lake
Model number 265HX 245HX
Integrated GPU Arc Graphics (4-Cores) UHD Graphics Xe G4 (48 EU)
Rival Equivalent - AMD Ryzen AI Max 385 -
Intel CPU rating (34th and 45th place)

CPU

Performance Cores
P-Cores 8 6
P-Threads 8 6
Base Frequency (P) 2.6 GHz 3.1 GHz
Turbo Boost Frequency (P) 5.3 GHz 5.1 GHz
Efficient Cores
E-Cores 12 8
E-Threads 12 8
Base Frequency (E) 2.3 GHz 2.6 GHz
Turbo Boost Frequency (E) 4.6 GHz 4.5 GHz
Total
Total Cores 20 14
Total Threads 20 14
Bus Frequency 100 MHz 100 MHz
Multiplier 26x 31x
L1 Cache 192K (per core) 192K (per core)
L2 Cache 2MB (per core) 3MB (per core)
L3 Cache 30MB (shared) 24MB (shared)
Unlocked Multiplier Yes Yes

Package

Fabrication Process 3 nm 3 nm
TDP (PL1) 45-55 W (configurable) 45-55 W (configurable)
Max. Boost TDP (PL2) 160 W 160 W
Socket FCBGA-2114 FCBGA-2114
Peak Temperature 105°C 105°C
Laptop processors ranking (38th and 57th place)

iGPU

Integrated Graphics Arc Graphics (4-Cores) Intel UHD Graphics Xe G4 (48 EU)
GPU Base Clock 300 MHz 400 MHz
GPU Boost Clock 1900 MHz 1900 MHz
Shading Units 512 384
TMUs 32 24
ROPs 16 12
Execution Units 64 48
TGP 14 W 15 W
iGPU FLOPS
1.9 TFLOPS
1.5 TFLOPS

Memory Support

Memory Types - DDR5-6400 - DDR5-6400
Max. Memory Size 256 GB 192 GB
Memory Channels 2 2
Max. Memory Bandwidth 102.4 GB/s 102.4 GB/s
ECC Support Yes Yes

Misc

Official Site Intel Core Ultra 7 265HX official page Intel Core Ultra 5 245HX official page
PCI Express Version 5.0 5.0
PCI Express Lanes 24 24

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Comments

So which CPU will you choose: Intel Core Ultra 5 245HX or Ultra 7 265HX?
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