AMD Ryzen 7 H 255 vs Intel Core i9 7900X
CPU · Specs Compare
General Parameters
Release Date
Aug 2025
May 2017
Manufacturer
Amd
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Skylake
Integrated Graphics
Radeon 780M
N/A
Processor Number
—
i9-7900X
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
14 nm
Socket
FP8
LGA-2066
Power Consumption
35-54 W
140 W
Peak Operating Temperature
100 °C
95 °C
Die Size
178 mm²
—
CPU Performance
Performance Cores
8
10
Performance Core Threads
16
20
Performance Core Base Frequency
3.8 GHz
3.3 GHz
Performance Core Turbo Frequency
4.9 GHz
4.3 GHz
Total Core Count
8
10
Total Thread Count
16
20
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
14 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR5-5600,LPDDR5x-7500
DDR4-2666
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
4
Max Memory Bandwidth
120 GB/s
79.47 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
—
GPU Base Frequency
800 MHz
—
GPU Max Dynamic Frequency
2600 MHz
—
Shader Units
768
—
Texture Units
48
—
Raster Operation Units
32
—
Execution Units
12
—
Power Consumption
15
—
AI Accelerator
Theoretical performance
TOPS
—
Miscellaneous
PCIe Version
4.0
3.0
PCIe Lanes
20
44
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2, AVX-512
Benchmark
Cinebench R23
1,718
1,203
Cinebench R23
16,387
14,998
Geekbench 6
2,551
1,323
Geekbench 6
12,673
8,536
Cinebench 2024
100
—
Cinebench 2024
923
—
Passmark CPU
—
2,556
Passmark CPU
—
20,991
▲ Specs Compare
Data sourced from official specifications and benchmark tests.