Home > CPU Comparison > Core i7 1355U or Ryzen 7 5800H: what's better?

Intel Core i7 1355U vs AMD Ryzen 7 5800H

49 out of 100
Intel Core i7 1355U
VS
46 out of 100
AMD Ryzen 7 5800H
Intel Core i7 1355U
AMD Ryzen 7 5800H

We compared two laptop CPUs: the 1.7 GHz Intel Core i7 1355U with 10-cores against the 3.2 GHz AMD Ryzen 7 5800H 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 5800H and 1355U
Advantages of Intel Core i7 1355U
  • Newer - released 2 years later
  • Supports up to 96 GB DDR5-5200 RAM
  • Has 2 more physical cores
  • Newer PCI Express version – 4.0
  • 26% faster in a single-core Geekbench v6 test - 2466 vs 1957 points
  • 14% higher Turbo Boost frequency (5 GHz vs 4.4 GHz)
Advantages of AMD Ryzen 7 5800H
  • More modern manufacturing process – 7 versus 10 nanometers
  • Has 4 MB larger L3 cache size

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core i7 1355U
vs
Ryzen 7 5800H

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 1355U +26%
2466
Ryzen 7 5800H
1957
Geekbench 6 (Multi-Core)
File compression 519.7 MB/sec 718.1 MB/sec
Clang compilation 58.7 Klines/sec 64.4 Klines/sec
HTML 5 Browser 159 pages/sec 140 pages/sec
PDF Renderer 219.7 Mpixels/sec 254.6 Mpixels/sec
Text processing 221.5 pages/sec 201.4 pages/sec
Background blur 33.4 images/sec 34.9 images/sec
Photo processing 64.2 images/sec 58.7 images/sec
Ray tracing 12.5 Mpixels/sec 16 Mpixels/sec
Sources: GeekBench [1], [2] – 653 & 870 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Core i7 1355U +13%
3370
Ryzen 7 5800H
2988
Passmark CPU (Multi-Core)
Core i7 1355U
13850
Ryzen 7 5800H +48%
20477
Integer math 50.4 GOps/sec 79.1 GOps/sec
Floating point math 33.9 GOps/sec 43.9 GOps/sec
Find prime numbers 48M Primes/sec 48M Primes/sec
Random string sorting 17.2M Strings/sec 27.8M Strings/sec
Data encryption 9.6 GBytes/sec 16.7 GBytes/sec
Data compression 152.3 MBytes/sec 266.6 MBytes/sec
Physics 844 Frames/sec 823 Frames/sec
Extended instructions 8.5B Matrices/sec 18B Matrices/sec
Sources: PassMark [3], [4] – 3976 & 10544 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core i7 1355U
94.87
Ryzen 7 5800H +75%
165.78

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 33.9 PPW 13.1 PPW
Geekbench 6 Multi / Watt 503.5 PPW 150 PPW
Passmark CPU Mark / Watt 923.3 PPW 379.2 PPW
Blender / Watt 6.32 PPW 3.07 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 1355U
DateBenchmarkResult
πŸ“˜ 2026-04-28 (Linode)GeekBench2435 / 7355
Add View all (1)
AMD Ryzen 7 5800H
DateBenchmarkResult
πŸ“˜ 2026-07-29 (Mike)GeekBench1932 / 8068
πŸ“˜ 2026-02-21 (P)Cinebench 202484 / 708
πŸ“˜ 2025-08-18 (Chandra Prakash)Cinebench 202485 / 628
πŸ“˜ 2025-06-30 (Hinge Problems User)GeekBench1898 / 7148
πŸ“˜ 2025-06-30 (Hinge Problems User)Cinebench 202480 / 602
Add View all (6)

Specifications

Full technical specification of Intel Core i7 1355U and AMD Ryzen 7 5800H

General

Vendor Intel Amd
Released January 3, 2023 January 12, 2021
Type Laptop Laptop
Instruction Set x86-64 x86-64
Codename Raptor Lake Zen 3 (Cezanne)
Model number i7-1355U -
Integrated GPU Iris Xe Graphics (96EU) Radeon RX Vega 8
Rival Equivalent - - Intel Core i7 11800H
Successor - Intel Core Ultra 7 255U - AMD Ryzen 7 6800H
Intel CPU rating (#160th place)
AMD Ryzen CPU ranking (#134th place)

CPU

Performance Cores
P-Cores 2 8
P-Threads 4 16
Base Frequency (P) 1.7 GHz 3.2 GHz
Turbo Boost Frequency (P) 5 GHz 4.4 GHz
Efficient Cores
E-Cores 8 -
E-Threads 8 -
Base Frequency (E) 1.2 GHz -
Turbo Boost Frequency (E) 3.7 GHz -
Total
Total Cores 10 8
Total Threads 12 16
Bus Frequency 100 MHz 100 MHz
Multiplier 17x 32x
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

Fabrication Process 10 nm 7 nm
TDP (PL1) 12-15 W (configurable) 35-54 W (configurable)
Max. Boost TDP (PL2) 55 W -
Socket BGA-1744 FP6
Peak Temperature 100Β°C 105Β°C

iGPU

Integrated Graphics Intel Iris Xe Graphics (96EU) Radeon RX Vega 8
GPU Base Clock 300 MHz 300 MHz
GPU Boost Clock 1300 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 1355U
2 TFLOPS
Ryzen 7 5800H
2 TFLOPS
More info: Radeon RX Vega 8 compared to Iris Xe Graphics G7 (96EU)

Memory Support

Memory Types - DDR5-5200
- DDR4-3200
- LPDDR5-6400
- LPDDR5x-6400
- LPDDR4x-4267		 - DDR4-3200
- LPDDR4-4266
Max. Memory Size 96 GB 64 GB
Memory Channels 2 2
Max. Memory Bandwidth - 68.27 GB/s
ECC Support No Yes

Misc

Official Site Intel Core i7 1355U official page AMD Ryzen 7 5800H official page
PCI Express Version 4.0 3.0
PCI Express Lanes 20 16

Cast your vote

Choose between two processors
42 (45.7%)
50 (54.3%)
Total votes: 92

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Comments

So which CPU will you choose: AMD Ryzen 7 5800H or Intel Core i7 1355U?
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