AMD Ryzen 9 4900H vs AMD Ryzen 9 9955HX
CPU Specs Compare
General Parameters
Release Date
Mar 2020
Jan 2025
Manufacturer
AMD
Amd
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2
Zen 5 (Fire Range)
Integrated Graphics
Radeon Vega 8
Radeon 610M
Processor Number
-
9955HX
Series
-
Ryzen 9000 Series
Package
Manufacturing Process
7 nm
4 nm
Socket
FP6
FL1
Power Consumption
35-54 W
55-75 W
Peak Operating Temperature
105 °C
100 °C
Max Turbo Power Consumption
-
101 W
CPU Performance
Performance Cores
8
16
Performance Core Threads
16
32
Performance Core Base Frequency
3.3 GHz
2.5 GHz
Performance Core Turbo Frequency
4.4 GHz
5.4 GHz
Total Core Count
8
16
Total Thread Count
16
32
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
25
L2 Cache
512 K per core
1 MB per core
L3 Cache
8 MB shared
64 MB shared
Unlocked Multiplier
No
Yes
L1 Cache
-
80 K per core
Memory Parameters
Memory Types
DDR4-3200, LPDDR4X-4266
DDR5-5600
Max Memory Size
64 GB
96 GB
Max Memory Channels
4
2
Max Memory Bandwidth
68.27 GB/s
89.6 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Max Dynamic Frequency
1750 MHz
2200 MHz
Shader Units
512
128
Texture Units
32
8
Raster Operation Units
8
4
Power Consumption
15 W
15
GPU Base Frequency
-
400 MHz
Execution Units
-
2
📊 Benchmark
Cinebench R23
1,265
2,154
Cinebench R23
11,230
35,887
Geekbench 6
1,678
3,228
Geekbench 5
1,210
-
Geekbench 6
6,103
19,559
Geekbench 5
7,541
-
Passmark CPU
2,703
-
Passmark CPU
19,102
-
Cinebench 2024
-
129
Cinebench 2024
-
2,057
Blender
-
545