AMD Ryzen 9 9950X vs Intel Core Ultra 7 255U
CPU · Specs Compare
General Parameters
Release Date
Jun 2024
Jan 2025
Manufacturer
Amd
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 5 (Granite Ridge)
Arrow Lake
Processor Number
9950X
255U
Integrated Graphics
Radeon Graphics
Arc Graphics (4-Cores)
Generation
Zen 5 (Granite Ridge)
—
Series
Ryzen 9000 Series
—
Package
Transistor Count
13.1 billions
—
Manufacturing Process
4 nm
3 nm
Socket
AM5
FCBGA-2049
Power Consumption
170 W
12-15 W
Max Turbo Power Consumption
230 W
57 W
Peak Operating Temperature
95 °C
110 °C
Foundry
TSMC
—
I/O Process Size
6 nm
—
Package
FC-LGA1718
—
CPU Performance
Performance Cores
16
2
Performance Core Threads
32
4
Performance Core Base Frequency
4.3 GHz
2.0 GHz
Performance Core Turbo Frequency
5.7 GHz
5.2 GHz
Total Core Count
16
12
Total Thread Count
32
14
Bus Frequency
100 MHz
100 MHz
Multiplier
43
20
L1 Cache
80 K per core
112 K per core
L2 Cache
1 MB per core
2 MB per core
L3 Cache
64 MB shared
12 MB shared
Unlocked Multiplier
Yes
No
SMP
1
—
Efficiency Cores
—
10
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
1.7 GHz
Efficiency Core Turbo Frequency
—
4.2 GHz
Memory Parameters
Memory Types
DDR5-5600
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
192 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
—
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
1500 MHz
—
GPU Max Dynamic Frequency
2200 MHz
2100 MHz
Execution Units
2
—
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
28
20
Benchmark
Cinebench R23
2,243
1,803
Cinebench R23
42,074
11,888
Geekbench 6
3,419
2,582
Geekbench 6
21,762
10,941
Cinebench 2024
137
101
Cinebench 2024
2,287
588
Passmark CPU
4,743
—
Passmark CPU
66,476
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.