AMD Ryzen 7 H 255 vs AMD Ryzen 7 8840HS
CPU Specs Compare
General Parameters
Release Date
Aug 2025
Dec 2023
Manufacturer
Amd
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Hawk Point
Integrated Graphics
Radeon 780M
Radeon 780M
Generation
-
Ryzen 7 (Zen 4 (Hawk Point))
Package
Transistor Count
25 billions
25 billions
Manufacturing Process
4 nm
4 nm
Socket
FP8
FP8
Power Consumption
35-54 W
20-30 W
Peak Operating Temperature
100 °C
100°C
Die Size
178 mm²
178 mm²
Foundry
-
TSMC
Package
-
FP8, FP7, FP7r2
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
5.1 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
1 MB per core
L3 Cache
16 MB shared
16 MB shared
Unlocked Multiplier
No
No
SMP
-
1
Memory Parameters
Memory Types
DDR5-5600,LPDDR5x-7500
DDR5-5600, LPDDR5x-7500
Max Memory Size
256 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
120 GB/s
89.6 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
1500 MHz
GPU Max Dynamic Frequency
2600 MHz
2700 MHz
Shader Units
768
768
Texture Units
48
48
Raster Operation Units
32
32
Execution Units
12
12
Power Consumption
15
15 W
Max Resolution
-
7680x4320 - 60 Hz
AI Accelerator
Theoretical performance
TOPS
-
📊 Benchmark
Cinebench R23
1,718
1,720
Cinebench R23
16,387
16,034
Geekbench 6
2,551
2,293
Geekbench 6
12,673
11,597
Cinebench 2024
100
102
Cinebench 2024
923
866
Blender
-
204