AMD Ryzen 7 H 255 vs AMD Ryzen AI 5 340
CPU Specs Compare
General Parameters
Release Date
Aug 2025
Jan 2025
Manufacturer
Amd
Amd
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Zen 5 (Krackan Point)
Integrated Graphics
Radeon 780M
Radeon 840M
Package
Transistor Count
25 billions
-
Manufacturing Process
4 nm
4 nm
Socket
FP8
FP8
Power Consumption
35-54 W
15-54 W
Peak Operating Temperature
100 °C
100 °C
Die Size
178 mm²
-
CPU Performance
Performance Cores
8
3
Performance Core Threads
16
6
Performance Core Base Frequency
3.8 GHz
2.0 GHz
Performance Core Turbo Frequency
4.9 GHz
4.8 GHz
Total Core Count
8
6
Total Thread Count
16
12
Bus Frequency
100 MHz
100 MHz
Multiplier
38
20
L1 Cache
64 K per core
80 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
Efficiency Cores
-
3
Efficiency Core Threads
-
6
Efficiency Core Base Frequency
-
2.0 GHz
Efficiency Core Turbo Frequency
-
3.4 GHz
Memory Parameters
Memory Types
DDR5-5600,LPDDR5x-7500
LPDDR5X-8000,DDR5-5600
Max Memory Size
256 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
120 GB/s
-
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
-
GPU Max Dynamic Frequency
2600 MHz
2900 MHz
Shader Units
768
256
Texture Units
48
16
Raster Operation Units
32
8
Execution Units
12
4
Power Consumption
15
15-54
AI Accelerator
Theoretical performance
TOPS
-
📊 Benchmark
Cinebench R23
1,718
1,862
Cinebench R23
16,387
11,727
Geekbench 6
2,551
2,705
Geekbench 6
12,673
11,544
Cinebench 2024
100
117
Cinebench 2024
923
689