Intel Core Ultra 7 255H vs AMD Ryzen 9 8945HX
We compared two laptop CPUs: Intel Core Ultra 7 255H with 16 cores 2.0GHz and AMD Ryzen 9 8945HX with 16 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core Ultra 7 255H 's Advantages
Integrated graphics card
Higher specification of memory (8400 vs 5200)
More modern manufacturing process (3nm vs 5nm)
Lower TDP (28W vs 55W)
AMD Ryzen 9 8945HX 's Advantages
Newer PCIe version (5 vs 5.0)
Higher base frequency (2.5GHz vs 2.0GHz)
Larger L3 cache size (64MB vs 24MB)
Score
General Parameters
Jan 2025
Release Date
Apr 2025
Intel
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
-
Arrow Lake
Core Architecture
Dragon Range
255H
Processor Number
-
FCBGA-2049
Socket
AMD Socket FL1
Arc Graphics 140T
Integrated Graphics
Radeon 610M
-
Generation
Ryzen 9 (Zen 4 (Dragon Range))
Package
-
Transistor Count
13.14 billions
3 nm
Manufacturing Process
5 nm
20-28 W
Power Consumption
55 W
115 W
Max Turbo Power Consumption
-
110 °C
Peak Operating Temperature
100°C
-
Foundry
TSMC
-
Die Size
2x71 mm²
-
I/O Process Size
6 nm
-
I/O Die Size
122 mm²
CPU Performance
6
Performance Cores
-
6
Performance Core Threads
-
2.0 GHz
Performance Core Base Frequency
2.5 GHz
5.1 GHz
Performance Core Turbo Frequency
5.4 GHz
10
Efficiency Cores
-
10
Efficiency Core Threads
-
1.5 GHz
Efficiency Core Base Frequency
-
4.4 GHz
Efficiency Core Turbo Frequency
-
16
Total Core Count
16
16
Total Thread Count
32
100 MHz
Bus Frequency
100 MHz
20
Multiplier
24.0
112 K per core
L1 Cache
64 KB per core
2 MB per core
L2 Cache
1 MB per core
24 MB shared
L3 Cache
64 MB shared
No
Unlocked Multiplier
Yes
-
SMP
1
Memory Parameters
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Memory Types
DDR5-5200
128 GB
Max Memory Size
-
2
Max Memory Channels
2
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
2250 MHz
GPU Max Dynamic Frequency
-
