Home > CPU Comparison > Core i7 12650H or Core i7 1255U: what's better?

Intel Core i7 12650H vs i7 1255U

50 out of 100
Intel Core i7 12650H
VS
45 out of 100
Intel Core i7 1255U
Intel Core i7 12650H
Intel Core i7 1255U

We compared two 10-core laptop CPUs: the 2.3 GHz Intel Core i7 12650H against the 1.7 GHz i7 1255U. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

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
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
๐Ÿ”Œ Usage Scenario:

Key Differences

What are the key differences between 1255U and 12650H
Advantages of Intel Core i7 12650H
  • Has 12 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
Advantages of Intel Core i7 1255U
  • More powerful Intel Iris Xe Graphics (96EU) integrated graphics: 1.9 vs 1.4 TFLOPS

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i7 12650H
vs
Core i7 1255U

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Submit your benchmark results

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)
Core i7 12650H +46%
10434
Core i7 1255U
7160
File compression 786 MB/sec 626.4 MB/sec
Clang compilation 76 Klines/sec 49.1 Klines/sec
HTML 5 Browser 237.9 pages/sec 179.7 pages/sec
PDF Renderer 302.7 Mpixels/sec 201.5 Mpixels/sec
Text processing 234.7 pages/sec 217.7 pages/sec
Background blur 47.2 images/sec 31.6 images/sec
Photo processing 88.5 images/sec 71.1 images/sec
Ray tracing 17.3 Mpixels/sec 9.8 Mpixels/sec
Sources: GeekBench [1], [2] โ€“ 1022 & 1162 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Core i7 12650H +10%
3474
Core i7 1255U
3149
Passmark CPU (Multi-Core)
Core i7 12650H +64%
21281
Core i7 1255U
12978
Integer math 71.9 GOps/sec 47.7 GOps/sec
Floating point math 53.5 GOps/sec 32.2 GOps/sec
Find prime numbers 88M Primes/sec 38M Primes/sec
Random string sorting 26M Strings/sec 16.8M Strings/sec
Data encryption 13.6 GBytes/sec 9.1 GBytes/sec
Data compression 241.9 MBytes/sec 145.7 MBytes/sec
Physics 1374 Frames/sec 750 Frames/sec
Extended instructions 15B Matrices/sec 8.2B Matrices/sec
Sources: PassMark [3], [4] โ€“ 4012 & 4528 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i7 12650H +105%
158.32
Core i7 1255U
77.28

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 16 PPW 29.7 PPW
Geekbench 6 Multi / Watt 231.9 PPW 477.3 PPW
Passmark CPU Mark / Watt 472.9 PPW 865.2 PPW
Blender / Watt 3.52 PPW 5.15 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core i7 12650H
No benchmark results yet
Add
Intel Core i7 1255U
DateBenchmarkResult
๐Ÿ“˜ 2026-02-13 -> Lello75Geekbench 6 CPU2315 / 7219
๐Ÿ“˜ 2025-04-13 (kapple)Cinebench 202495 / 446
Add View all (2)

Specifications

Full technical specification of Intel Core i7 12650H and i7 1255U

General

Vendor Intel Intel
Released January 4, 2022 February 23, 2022
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Alder Lake Alder Lake
Model number i7-12650H i7-1255U
Integrated GPU UHD Graphics (64EU) Iris Xe Graphics (96EU)
Rival Equivalent - AMD Ryzen 7 6800H -
Successor - - Intel Core Ultra 7 255U
Intel CPU rating (156th and 186th place)

CPU

Performance Cores
P-Cores 6 2
P-Threads 12 4
Base Frequency (P) 2.3 GHz 1.7 GHz
Turbo Boost Frequency (P) 4.7 GHz 4.7 GHz
Efficient Cores
E-Cores 4 8
E-Threads 4 8
Base Frequency (E) 1.7 GHz 1.2 GHz
Turbo Boost Frequency (E) 3.5 GHz 3.5 GHz
Total
Total Cores 10 10
Total Threads 16 12
Bus Frequency 100 MHz 100 MHz
Multiplier 23x 17x
L1 Cache 80K (per core) 80K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 24MB (shared) 12MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 10 nm 10 nm
TDP (PL1) 35-45 W (configurable) 12-15 W (configurable)
Max. Boost TDP (PL2) 115 W 55 W
Socket BGA-1744 BGA-1744
Peak Temperature 100ยฐC 100ยฐC

iGPU

Integrated Graphics Intel UHD Graphics (64EU) Intel Iris Xe Graphics (96EU)
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1400 MHz 1250 MHz
Shading Units 512 768
TMUs 32 48
ROPs 16 24
Execution Units 64 96
TGP 15 W 15 W
iGPU FLOPS
Core i7 12650H
1.4 TFLOPS
Core i7 1255U +36%
1.9 TFLOPS
More info: Iris Xe Graphics G7 (96EU) compared to UHD Graphics (64 EU)

Memory Support

Memory Types - DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267		 - DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267
Max. Memory Size 64 GB 64 GB
Memory Channels 2 2
ECC Support No No

Misc

Official Site Intel Core i7 12650H official page Intel Core i7 1255U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 28 20

Cast your vote

Choose between two processors
73 (79.3%)
19 (20.7%)
Total votes: 92

Competitors

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4. Intel Core i7 1255U vs AMD Ryzen 7 5700U
5. Intel Core i7 1255U vs Intel Core i5 1335U (2)
6. Intel Core i7 12650H vs AMD Ryzen 7 7735HS
7. Intel Core i7 12650H vs Intel Core i7 12700H
8. Intel Core i7 12650H vs AMD Ryzen 7 7840HS
9. Intel Core i7 12650H vs AMD Ryzen 7 5800H
10. Intel Core i7 12650H vs Intel Core i5 12450H (1)
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Comments

So which CPU will you choose: Intel Core i7 1255U or i7 12650H?
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