Intel Core i5 1235U vs AMD Ryzen 5 6600U

We compared two laptop CPUs: the 1.3 GHz Intel Core i5 1235U with 10-cores against the 2.9 GHz AMD Ryzen 5 6600U with 6-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


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
Generic CPU rating

Key Differences

What are the key differences between 6600U and 1235U
Advantages of Intel Core i5 1235U
  • Has 4 more physical cores
Advantages of AMD Ryzen 5 6600U
  • More modern manufacturing process – 6 versus 10 nanometers
  • Has 4096 KB larger L3 cache size
  • 2% higher Turbo Boost frequency (4.5 GHz vs 4.4 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks

Cinebench R23

Reputable cross-platform benchmark for high-performance processors
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)

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 735.6 MB/sec 760.9 MB/sec
Clang compilation 48.3 Klines/sec 47.6 Klines/sec
HTML 5 Browser 209.8 pages/sec 158.4 pages/sec
PDF Renderer 220.8 Mpixels/sec 176.5 Mpixels/sec
Text processing 203.8 pages/sec 200.9 pages/sec
Background blur 28 images/sec 30.3 images/sec
Photo processing 45.6 images/sec 64.4 images/sec
Ray tracing 4.96 Mpixels/sec 10.2 Mpixels/sec
Sources: GeekBench [1], [2]


Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Integer math 51.8 GOps/sec 62.7 GOps/sec
Floating point math 34.7 GOps/sec 33.9 GOps/sec
Find prime numbers 38M Primes/sec 54M Primes/sec
Random string sorting 18M Strings/sec 21.4M Strings/sec
Data encryption 9.8 GBytes/sec 12.8 GBytes/sec
Data compression 153 MBytes/sec 199.1 MBytes/sec
Physics 749 Frames/sec 871 Frames/sec
Extended instructions 8.5B Matrices/sec 13B Matrices/sec
Sources: PassMark [3], [4]


Full technical specification of Intel Core i5 1235U and AMD Ryzen 5 6600U


Vendor Intel AMD
Released February 23, 2022 January 4, 2022
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Alder Lake Zen 3+ (Rembrandt)
Model number i5-1235U -
Integrated GPU Iris Xe Graphics (80EU) Radeon 660M


Performance Cores
P-Cores 2 6
P-Threads 4 12
Base Frequency (P) 1.3 GHz 2.9 GHz
Turbo Boost Frequency (P) 4.4 GHz 4.5 GHz
Efficient Cores
E-Cores 8 -
E-Threads 8 -
Base Frequency (E) 0.9 GHz -
Turbo Boost Frequency (E) 3.3 GHz -
Total Cores 10 6
Total Threads 12 12
Bus Frequency 100 MHz 100 MHz
Multiplier 13x 29x
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


Fabrication process 10 nm 6 nm
TDP (PL1) 12-15 W (configurable) 15-28 W (configurable)
Max. Boost TDP (PL2) 55 W -
Socket BGA-1744 FP7
Peak temperature 100°C 95°C


Integrated Graphics Intel Iris Xe Graphics (80EU) AMD Radeon 660M
GPU Base Clock 300 MHz 1500 MHz
GPU Boost Clock 1200 MHz 1900 MHz
Shading Units 640 384
TMUs 40 24
ROPs 20 16
Execution Units 80 6
TGP 15 W 15 W

Memory Support

Memory types - DDR5-4800
- DDR4-3200
- LPDDR5-5200
- LPDDR4x-4267
- DDR5-4800
- LPDDR5-6400
Memory Size 64 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth - 76.8 GB/s
ECC Support No No


Official site Intel Core i5 1235U official page AMD Ryzen 5 6600U official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
10 (7.9%)
117 (92.1%)
Total votes: 127


So which CPU will you choose: AMD Ryzen 5 6600U or Intel Core i5 1235U?
Kjaditya 09 February 2023 04:45
Intel completely beats AMD this time, with more cores, better power efficiency, better igpu, and ddr4 support also. Just wish AMD also comes with a big-little arch.
+9 Reply
MKPROHD 03 May 2023 20:08
Better efficiency and iGPU lol, I am shocked at how wrong you are.
+6 Reply