AMD Ryzen 9 7900X vs Intel Core Ultra 7 255H
CPU · Specs Compare
General Parameters
Release Date
Sep 2022
Jan 2025
Manufacturer
AMD
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Raphael
Arrow Lake
Integrated Graphics
AMD Radeon™ Graphics
Arc Graphics 140T
Processor Number
—
255H
Package
Manufacturing Process
5 nm
3 nm
Socket
AM5
FCBGA-2049
Power Consumption
170 W
20-28 W
Peak Operating Temperature
95 °C
110 °C
Max Turbo Power Consumption
—
115 W
CPU Performance
Performance Cores
12
6
Performance Core Threads
24
6
Performance Core Base Frequency
4.7 GHz
2.0 GHz
Performance Core Turbo Frequency
5.6 GHz
5.1 GHz
Total Core Count
12
16
Total Thread Count
24
16
Bus Frequency
100 MHz
100 MHz
Multiplier
47x
20
L2 Cache
12 MB shared
2 MB per core
L3 Cache
64 MB shared
24 MB shared
Unlocked Multiplier
Yes
No
Efficiency Cores
—
10
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
1.5 GHz
Efficiency Core Turbo Frequency
—
4.4 GHz
L1 Cache
—
112 K per core
Memory Parameters
Memory Types
DDR5-5200
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
83.2 GB/s
—
ECC Memory Support
—
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
—
2250 MHz
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
24
28
Benchmark
Cinebench R23
2,033
2,029
Cinebench R23
29,242
20,521
Geekbench 6
2,942
2,823
Geekbench 5
2,277
—
Geekbench 6
19,092
15,662
Geekbench 5
20,503
—
Passmark CPU
4,317
—
Passmark CPU
52,013
—
Cinebench 2024
—
115
Cinebench 2024
—
1,102
Blender
—
278
▲ Specs Compare
Data sourced from official specifications and benchmark tests.