AMD Ryzen 7 H 255 vs Intel Core i9 12900T
CPU · Specs Compare
General Parameters
Release Date
Aug 2025
Jan 2022
Manufacturer
Amd
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
—
Core Architecture
Zen 4 (Hawk Point)
Alder Lake-S
Integrated Graphics
Radeon 780M
UHD Graphics 770
Generation
—
Core i9 (Alder Lake-S)
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
10 nm
Socket
FP8
Intel Socket 1700
Power Consumption
35-54 W
35 W
Peak Operating Temperature
100 °C
72 °C
Die Size
178 mm²
215 mm²
Foundry
—
Intel
Package
—
FC-LGA16A
CPU Performance
Performance Cores
8
8
Performance Core Threads
16
16
Performance Core Base Frequency
3.8 GHz
1.4 GHz
Performance Core Turbo Frequency
4.9 GHz
4.9 GHz
Total Core Count
8
16
Total Thread Count
16
24
Bus Frequency
100 MHz
100 MHz
Multiplier
38
14.0
L1 Cache
64 K per core
80 KB per core
L2 Cache
1 MB per core
1.25 MB per core
L3 Cache
16 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
Efficiency Cores
—
8
Efficiency Core Threads
—
8
Efficiency Core Base Frequency
—
1000 MHz
Efficiency Core Turbo Frequency
—
3.6 GHz
SMP
—
1
Memory Parameters
Memory Types
DDR5-5600,LPDDR5x-7500
DDR4-3200, DDR5-4800
Max Memory Size
256 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
1550 MHz
Shader Units
768
—
Texture Units
48
—
Raster Operation Units
32
—
Execution Units
12
32
Power Consumption
15
—
AI Accelerator
Theoretical performance
TOPS
—
Miscellaneous
PCIe Version
4.0
5
PCIe Lanes
20
20
Benchmark
Cinebench R23
1,718
1,865
Cinebench R23
16,387
22,804
Geekbench 6
2,551
2,362
Geekbench 6
12,673
12,384
Cinebench 2024
100
—
Cinebench 2024
923
—
Blender
—
153
▲ Specs Compare
Data sourced from official specifications and benchmark tests.