AMD Ryzen 7 H 255 vs AMD Ryzen 9 6900HX
CPU Specs Compare
General Parameters
Release Date
Aug 2025
Jan 2022
Manufacturer
Amd
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Rembrandt
Integrated Graphics
Radeon 780M
Radeon 680M
Package
Transistor Count
25 billions
-
Manufacturing Process
4 nm
6 nm
Socket
FP8
FP7
Power Consumption
35-54 W
45 W
Peak Operating Temperature
100 °C
95 °C
Die Size
178 mm²
-
CPU Performance
Performance Cores
8
8
Performance Core Threads
16
16
Performance Core Base Frequency
3.8 GHz
3.3 GHz
Performance Core Turbo Frequency
4.9 GHz
4.9 GHz
Total Core Count
8
8
Total Thread Count
16
16
Bus Frequency
100 MHz
100 MHz
Multiplier
38
33x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
16 MB shared
16 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR5-5600,LPDDR5x-7500
DDR5-4800, LPDDR5-6400
Max Memory Size
256 GB
-
Max Memory Channels
2
2
Max Memory Bandwidth
120 GB/s
76.8 GB/s
ECC Memory Support
No
-
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
2000 MHz
GPU Max Dynamic Frequency
2600 MHz
2400 MHz
Shader Units
768
768
Texture Units
48
48
Raster Operation Units
32
32
Execution Units
12
12
Power Consumption
15
15 W
AI Accelerator
Theoretical performance
TOPS
-
📊 Benchmark
Cinebench R23
1,718
1,610
Cinebench R23
16,387
14,096
Geekbench 6
2,551
2,097
Geekbench 6
12,673
10,086
Cinebench 2024
100
-
Cinebench 2024
923
-
Geekbench 5
-
1,583
Geekbench 5
-
10,087
Blender
-
205
Passmark CPU
-
3,421
Passmark CPU
-
24,494