AMD Ryzen 9 4900H vs Intel Core Ultra 7 255H
CPU Specs Compare
General Parameters
Release Date
Mar 2020
Jan 2025
Manufacturer
AMD
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2
Arrow Lake
Integrated Graphics
Radeon Vega 8
Arc Graphics 140T
Processor Number
-
255H
Package
Manufacturing Process
7 nm
3 nm
Socket
FP6
FCBGA-2049
Power Consumption
35-54 W
20-28 W
Peak Operating Temperature
105 °C
110 °C
Max Turbo Power Consumption
-
115 W
CPU Performance
Performance Cores
8
6
Performance Core Threads
16
6
Performance Core Base Frequency
3.3 GHz
2.0 GHz
Performance Core Turbo Frequency
4.4 GHz
5.1 GHz
Total Core Count
8
16
Total Thread Count
16
16
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
20
L2 Cache
512 K per core
2 MB per core
L3 Cache
8 MB shared
24 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
-
10
Efficiency Core Threads
-
10
Efficiency Core Base Frequency
-
1.5 GHz
Efficiency Core Turbo Frequency
-
4.4 GHz
L1 Cache
-
112 K per core
Memory Parameters
Memory Types
DDR4-3200, LPDDR4X-4266
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
64 GB
128 GB
Max Memory Channels
4
2
Max Memory Bandwidth
68.27 GB/s
-
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
1750 MHz
2250 MHz
Shader Units
512
-
Texture Units
32
-
Raster Operation Units
8
-
Power Consumption
15 W
-
📊 Benchmark
Cinebench R23
1,265
2,029
Cinebench R23
11,230
20,521
Geekbench 6
1,678
2,823
Geekbench 5
1,210
-
Geekbench 6
6,103
15,662
Geekbench 5
7,541
-
Passmark CPU
2,703
-
Passmark CPU
19,102
-
Cinebench 2024
-
115
Cinebench 2024
-
1,102
Blender
-
278