Intel Core Ultra 7 255HX vs AMD Ryzen 5 6600HS
We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and AMD Ryzen 5 6600HS with 6 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 255HX 's Advantages
Released 3 years late
Better graphics card performance
Larger memory bandwidth (102.4GB/s vs 76.8GB/s)
Newer PCIe version (5.0 vs 4.0)
Larger L3 cache size (30MB vs 16MB)
More modern manufacturing process (3nm vs 6nm)
AMD Ryzen 5 6600HS 's Advantages
Higher specification of memory (6400 vs 6400)
Higher base frequency (3.3GHz vs 2.4GHz)
Lower TDP (35W vs 55W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core Ultra 7 255HX
+39%
2030
AMD Ryzen 5 6600HS
1455
Cinebench R23 Multi Core
Intel Core Ultra 7 255HX
+183%
25611
AMD Ryzen 5 6600HS
9045
Geekbench 6 Single Core
Intel Core Ultra 7 255HX
+64%
3102
AMD Ryzen 5 6600HS
1884
Geekbench 6 Multi Core
Intel Core Ultra 7 255HX
+94%
15879
AMD Ryzen 5 6600HS
8159
General Parameters
Jan 2025
Release Date
Jan 2022
Intel
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Arrow Lake
Core Architecture
Rembrandt
255HX
Processor Number
-
FCBGA-2114
Socket
FP7
Arc Graphics (4-Cores)
Integrated Graphics
Radeon 660M
Ultra 7 (Arrow Lake)
Generation
-
Package
3 nm
Manufacturing Process
6 nm
45-55 W
Power Consumption
35 W
160 W
Max Turbo Power Consumption
-
105 °C
Peak Operating Temperature
95 °C
Intel
Foundry
-
CPU Performance
8
Performance Cores
6
8
Performance Core Threads
12
2.4 GHz
Performance Core Base Frequency
3.3 GHz
5.2 GHz
Performance Core Turbo Frequency
4.5 GHz
12
Efficiency Cores
-
12
Efficiency Core Threads
-
1.8 GHz
Efficiency Core Base Frequency
-
4.5 GHz
Efficiency Core Turbo Frequency
-
20
Total Core Count
6
20
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
24
Multiplier
33x
112 K per core
L1 Cache
64 K per core
2 MB per core
L2 Cache
512 K per core
30 MB shared
L3 Cache
16 MB shared
Yes
Unlocked Multiplier
No
1
SMP
-
Memory Parameters
DDR5-6400
Memory Types
DDR5-4800, LPDDR5-6400
192 GB
Max Memory Size
-
2
Max Memory Channels
4
102.4 GB/s
Max Memory Bandwidth
76.8 GB/s
Yes
ECC Memory Support
-
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
1500 MHz
1850 MHz
GPU Max Dynamic Frequency
1900 MHz
512
Shader Units
384
32
Texture Units
24
16
Raster Operation Units
16
64
Execution Units
6
14
Power Consumption
15 W
1.9 TFLOPS
Graphics Performance
1.46 TFLOPS
