Home Comparison Intel Core Ultra 7 255HX vs AMD Ryzen 7 5800H

Intel Core Ultra 7 255HX vs AMD Ryzen 7 5800H

Intel Core Ultra 7 255HX
VS
AMD Ryzen 7 5800H
Intel Core Ultra 7 255HX
AMD Ryzen 7 5800H
We compared two laptop CPUs: Intel Core Ultra 7 255HX with 20 cores 2.4GHz and AMD Ryzen 7 5800H with 8 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 7 255HX 's Advantages
Released 4 years late
Higher specification of memory (6400 vs 4266)
Larger memory bandwidth (102.4GB/s vs 68.27GB/s)
Newer PCIe version (5 vs 3.0)
Larger L3 cache size (24MB vs 16MB)
More modern manufacturing process (3nm vs 7nm)
AMD Ryzen 7 5800H 's Advantages
Higher base frequency (3.2GHz vs 2.4GHz)
Lower TDP (54W vs 55W)

Score

Intel Core Ultra 7 255HX
VS
AMD Ryzen 7 5800H

General Parameters

Jan 2025
Release Date
Jan 2021
Intel
Manufacturer
AMD
Laptop
Type
Laptop
-
Instruction Set
x86-64
Arrow Lake
Core Architecture
Cezanne
Intel Socket 1851
Socket
FP6
Arc Xe-LPG
Integrated Graphics
Radeon RX Vega 8
Ultra 7 (Arrow Lake)
Generation
-

Package

3 nm
Manufacturing Process
7 nm
17-55 W
Power Consumption
35-54 W
100 °C
Peak Operating Temperature
105 °C
Intel
Foundry
-

CPU Performance

8
Performance Cores
8
8
Performance Core Threads
16
2.4 GHz
Performance Core Base Frequency
3.2 GHz
5.2 GHz
Performance Core Turbo Frequency
4.4 GHz
12
Efficiency Cores
-
12
Efficiency Core Threads
-
1.8 GHz
Efficiency Core Base Frequency
-
4.5 GHz
Efficiency Core Turbo Frequency
-
20
Total Core Count
8
20
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
24
Multiplier
32x
112 KB per core
L1 Cache
64 K per core
23 MB
L2 Cache
512 K per core
24 MB shared
L3 Cache
16 MB shared
No
Unlocked Multiplier
No
1
SMP
-

Memory Parameters

DDR5-6400
Memory Types
DDR4-3200, LPDDR4-4266
256 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
102.4 GB/s
Max Memory Bandwidth
68.27 GB/s
Yes
ECC Memory Support
Yes

Graphics Card Parameters

true
Integrated Graphics
true
1900 MHz
GPU Max Dynamic Frequency
2000 MHz
-
Shader Units
512
-
Texture Units
32
-
Raster Operation Units
8
64
Execution Units
-
-
Power Consumption
15 W

Miscellaneous

Official Website
AMD Ryzen 7 5800H
5
PCIe Version
3.0
PCIe Lanes
16

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