AMD Ryzen 7 H 255 vs Intel Core i9 12900HK
CPU · Specs Compare
General Parameters
Release Date
Aug 2025
Jan 2022
Manufacturer
Amd
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Alder Lake
Integrated Graphics
Radeon 780M
Iris Xe Graphics (96EU)
Processor Number
—
i9-12900HK
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
10 nm
Socket
FP8
BGA-1744
Power Consumption
35-54 W
35-45 W
Peak Operating Temperature
100 °C
100°C
Die Size
178 mm²
—
Max Turbo Power Consumption
—
115 W
CPU Performance
Performance Cores
8
6
Performance Core Threads
16
12
Performance Core Base Frequency
3.8 GHz
2.5 GHz
Performance Core Turbo Frequency
4.9 GHz
5 GHz
Total Core Count
8
14
Total Thread Count
16
20
Bus Frequency
100 MHz
100 MHz
Multiplier
38
25x
L1 Cache
64 K per core
80 K per core
L2 Cache
1 MB per core
1280 K per core
L3 Cache
16 MB shared
24 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
—
8
Efficiency Core Threads
—
8
Efficiency Core Base Frequency
—
1.8 GHz
Efficiency Core Turbo Frequency
—
3.8 GHz
Memory Parameters
Memory Types
DDR5-5600,LPDDR5x-7500
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size
256 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
120 GB/s
76.8 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
300 MHz
GPU Max Dynamic Frequency
2600 MHz
1450 MHz
Shader Units
768
768
Texture Units
48
48
Raster Operation Units
32
24
Execution Units
12
96
Power Consumption
15
15 W
AI Accelerator
Theoretical performance
TOPS
—
Miscellaneous
PCIe Version
4.0
4.0
PCIe Lanes
20
28
Benchmark
Cinebench R23
1,718
1,934
Cinebench R23
16,387
18,257
Geekbench 6
2,551
2,361
Geekbench 6
12,673
12,172
Cinebench 2024
100
—
Cinebench 2024
923
—
Geekbench 5
—
1,793
Geekbench 5
—
13,317
Blender
—
253
Passmark CPU
—
3,676
Passmark CPU
—
27,949
▲ Specs Compare
Data sourced from official specifications and benchmark tests.