Intel Core Ultra 7 255HX vs AMD Ryzen 9 9950X
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Jun 2024
Manufacturer
Intel
Amd
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Zen 5 (Granite Ridge)
Processor Number
255HX
9950X
Integrated Graphics
Arc Graphics (4-Cores)
Radeon Graphics
Generation
Ultra 7 (Arrow Lake)
Zen 5 (Granite Ridge)
Series
—
Ryzen 9000 Series
Package
Manufacturing Process
3 nm
4 nm
Socket
FCBGA-2114
AM5
Power Consumption
45-55 W
170 W
Max Turbo Power Consumption
160 W
230 W
Peak Operating Temperature
105 °C
95 °C
Foundry
Intel
TSMC
Package
FC-LGA18V
FC-LGA1718
Transistor Count
—
13.1 billions
I/O Process Size
—
6 nm
CPU Performance
Performance Cores
8
16
Performance Core Threads
8
32
Performance Core Base Frequency
2.4 GHz
4.3 GHz
Performance Core Turbo Frequency
5.2 GHz
5.7 GHz
Efficiency Cores
12
—
Efficiency Core Threads
12
—
Efficiency Core Base Frequency
1.8 GHz
—
Efficiency Core Turbo Frequency
4.5 GHz
—
Total Core Count
20
16
Total Thread Count
20
32
Bus Frequency
100 MHz
100 MHz
Multiplier
24
43
L1 Cache
112 K per core
80 K per core
L2 Cache
2 MB per core
1 MB per core
L3 Cache
30 MB shared
64 MB shared
Unlocked Multiplier
Yes
Yes
SMP
1
1
Memory Parameters
Memory Types
DDR5-6400
DDR5-5600
Max Memory Size
192 GB
192 GB
Max Memory Channels
2
2
Max Memory Bandwidth
102.4 GB/s
89.6 GB/s
ECC Memory Support
Yes
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
1500 MHz
GPU Max Dynamic Frequency
1850 MHz
2200 MHz
Shader Units
512
—
Texture Units
32
—
Raster Operation Units
16
—
Execution Units
64
2
Power Consumption
14
—
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
24
28
Benchmark
Cinebench R23
2,030
2,243
Cinebench R23
25,611
42,074
Geekbench 6
3,102
3,419
Geekbench 6
15,879
21,762
Cinebench 2024
132
137
Cinebench 2024
1,590
2,287
Passmark CPU
—
4,743
Passmark CPU
—
66,476
▲ Specs Compare
Data sourced from official specifications and benchmark tests.