AMD Ryzen 5 8540U vs Intel Core Ultra 7 255H
CPU · Specs Compare
General Parameters
Release Date
Dec 2023
Jan 2025
Manufacturer
Amd
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Arrow Lake
Integrated Graphics
Radeon 740M
Arc Graphics 140T
Generation
Ryzen 5 (Zen 4 (Hawk Point))
—
Processor Number
—
255H
Package
Transistor Count
20.9 billions
—
Manufacturing Process
4 nm
3 nm
Socket
FP7
FCBGA-2049
Power Consumption
15-30 W
20-28 W
Peak Operating Temperature
100 °C
110 °C
Foundry
TSMC
—
Die Size
137 mm²
—
Package
FP7, FP7r2
—
Max Turbo Power Consumption
—
115 W
CPU Performance
Performance Cores
2
6
Performance Core Threads
4
6
Performance Core Base Frequency
3.2 GHz
2.0 GHz
Performance Core Turbo Frequency
4.9 GHz
5.1 GHz
Efficiency Cores
4
10
Efficiency Core Threads
8
10
Efficiency Core Base Frequency
3 GHz
1.5 GHz
Efficiency Core Turbo Frequency
3.7 GHz
4.4 GHz
Total Core Count
6
16
Total Thread Count
12
16
Bus Frequency
100 MHz
100 MHz
Multiplier
32x
20
L1 Cache
64 K per core
112 K per core
L2 Cache
1 MB per core
2 MB per core
L3 Cache
16 MB shared
24 MB shared
Unlocked Multiplier
No
No
SMP
1
—
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
—
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
—
GPU Max Dynamic Frequency
2800 MHz
2250 MHz
Shader Units
256
—
Texture Units
16
—
Raster Operation Units
8
—
Execution Units
4
—
Power Consumption
15 W
—
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
14
28
Benchmark
Cinebench R23
1,789
2,029
Cinebench R23
10,405
20,521
Geekbench 6
2,445
2,823
Geekbench 6
9,182
15,662
Passmark CPU
3,759
—
Passmark CPU
18,276
—
Cinebench 2024
—
115
Cinebench 2024
—
1,102
Blender
—
278
▲ Specs Compare
Data sourced from official specifications and benchmark tests.