Home > CPU Comparison > Core i7 1255U or Ryzen 7 7730U: what's better?

Intel Core i7 1255U vs AMD Ryzen 7 7730U

45 out of 100
Intel Core i7 1255U
VS
46 out of 100
AMD Ryzen 7 7730U
Intel Core i7 1255U
AMD Ryzen 7 7730U

We compared two laptop CPUs: the 1.7 GHz Intel Core i7 1255U with 10-cores against the 2.0 GHz AMD Ryzen 7 7730U with 8-cores. 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.
πŸ”Œ Usage Scenario:

Key Differences

What are the key differences between 7730U and 1255U
Advantages of Intel Core i7 1255U
  • Has 2 more physical cores
  • Newer PCI Express version – 4.0
  • 11% faster in a single-core Geekbench v6 test - 2248 vs 2027 points
  • 4% higher Turbo Boost frequency (4.7 GHz vs 4.5 GHz)
Advantages of AMD Ryzen 7 7730U
  • More modern manufacturing process – 7 versus 10 nanometers
  • Has 4 MB larger L3 cache size
  • Newer - released 10 months later

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i7 1255U
vs
Ryzen 7 7730U

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)
Core i7 1255U +11%
2248
Ryzen 7 7730U
2027
Geekbench 6 (Multi-Core)
Core i7 1255U
7160
Ryzen 7 7730U +19%
8485
File compression 626.4 MB/sec 781.6 MB/sec
Clang compilation 49.1 Klines/sec 69 Klines/sec
HTML 5 Browser 179.7 pages/sec 163.2 pages/sec
PDF Renderer 201.5 Mpixels/sec 266.1 Mpixels/sec
Text processing 217.7 pages/sec 217.6 pages/sec
Background blur 31.6 images/sec 35.8 images/sec
Photo processing 71.1 images/sec 64.7 images/sec
Ray tracing 9.8 Mpixels/sec 17.5 Mpixels/sec
Sources: GeekBench [1], [2] – 1162 & 1141 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Core i7 1255U
12978
Ryzen 7 7730U +31%
16974
Integer math 47.7 GOps/sec 68.6 GOps/sec
Floating point math 32.2 GOps/sec 36.7 GOps/sec
Find prime numbers 38M Primes/sec 42M Primes/sec
Random string sorting 16.8M Strings/sec 22.4M Strings/sec
Data encryption 9.1 GBytes/sec 13.4 GBytes/sec
Data compression 145.7 MBytes/sec 213 MBytes/sec
Physics 750 Frames/sec 701 Frames/sec
Extended instructions 8.2B Matrices/sec 13.8B Matrices/sec
Sources: PassMark [3], [4] – 4528 & 2990 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i7 1255U
77.28
Ryzen 7 7730U +70%
131.16

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 29.7 PPW 40.1 PPW
Geekbench 6 Multi / Watt 477.3 PPW 565.7 PPW
Passmark CPU Mark / Watt 865.2 PPW 1131.6 PPW
Blender / Watt 5.15 PPW 8.74 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 1255U
DateBenchmarkResult
πŸ“˜ 2026-02-13 -> Lello75Geekbench 6 CPU2315 / 7219
πŸ“˜ 2025-04-13 (kapple)Cinebench 202495 / 446
Add View all (2)
AMD Ryzen 7 7730U
DateBenchmarkResult
πŸ“˜ 2026-06-13 (johnson nick)Geekbench 6 CPU1848 / 6099
Add View all (1)

Specifications

Full technical specification of Intel Core i7 1255U and AMD Ryzen 7 7730U

General

Vendor Intel Amd
Released February 23, 2022 January 5, 2023
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Alder Lake Zen 3 (Cezanne)
Model number i7-1255U -
Integrated GPU Iris Xe Graphics (96EU) Radeon RX Vega 8
Rival Equivalent - - Intel Core i7 1360P
Successor - Intel Core Ultra 7 255U -
Intel CPU rating (#185th place)
AMD Ryzen CPU ranking (#131st place)

CPU

Performance Cores
P-Cores 2 8
P-Threads 4 16
Base Frequency (P) 1.7 GHz 2.0 GHz
Turbo Boost Frequency (P) 4.7 GHz 4.5 GHz
Efficient Cores
E-Cores 8 -
E-Threads 8 -
Base Frequency (E) 1.2 GHz -
Turbo Boost Frequency (E) 3.5 GHz -
Total
Total Cores 10 8
Total Threads 12 16
Bus Frequency 100 MHz 100 MHz
Multiplier 17x 20x
L1 Cache 80K (per core) 64K (per core)
L2 Cache 1280K (per core) 512K (per core)
L3 Cache 12MB (shared) 16MB (shared)
Unlocked Multiplier No No

Package

Transistors - 10.7 billions
Fabrication Process 10 nm 7 nm
TDP (PL1) 12-15 W (configurable) 15 W
Max. Boost TDP (PL2) 55 W -
Socket BGA-1744 FP6
Peak Temperature 100Β°C 95Β°C

iGPU

Integrated Graphics Intel Iris Xe Graphics (96EU) Radeon RX Vega 8
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1250 MHz 2000 MHz
Shading Units 768 512
TMUs 48 32
ROPs 24 8
Execution Units 96 8
TGP 15 W 25 W
iGPU FLOPS
Core i7 1255U
1.9 TFLOPS
Ryzen 7 7730U +5%
2 TFLOPS
More info: Radeon RX Vega 8 compared to Iris Xe Graphics G7 (96EU)

Memory Support

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

Misc

Official Site Intel Core i7 1255U official page AMD Ryzen 7 7730U official page
PCI Express Version 4.0 3.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
76 (21.2%)
282 (78.8%)
Total votes: 358

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Comments

So which CPU will you choose: AMD Ryzen 7 7730U or Intel Core i7 1255U?
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