AMD Ryzen 9 9955HX vs AMD Ryzen 5 6600H
CPU · Specs Compare
General Parameters
Release Date
Jan 2025
Jan 2022
Manufacturer
Amd
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 5 (Fire Range)
Rembrandt
Processor Number
9955HX
—
Integrated Graphics
Radeon 610M
Radeon 660M
Series
Ryzen 9000 Series
—
Package
Manufacturing Process
4 nm
6 nm
Socket
FL1
FP7
Power Consumption
55-75 W
45 W
Max Turbo Power Consumption
101 W
—
Peak Operating Temperature
100 °C
95 °C
CPU Performance
Performance Cores
16
6
Performance Core Threads
32
12
Performance Core Base Frequency
2.5 GHz
3.3 GHz
Performance Core Turbo Frequency
5.4 GHz
4.5 GHz
Total Core Count
16
6
Total Thread Count
32
12
Bus Frequency
100 MHz
100 MHz
Multiplier
25
33x
L1 Cache
80 K per core
64 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
64 MB shared
16 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-5600
DDR5-4800, LPDDR5-6400
Max Memory Size
96 GB
—
Max Memory Channels
2
4
Max Memory Bandwidth
89.6 GB/s
76.8 GB/s
ECC Memory Support
No
—
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
400 MHz
1500 MHz
GPU Max Dynamic Frequency
2200 MHz
1900 MHz
Shader Units
128
384
Texture Units
8
24
Raster Operation Units
4
16
Execution Units
2
6
Power Consumption
15
15 W
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
28
20
Benchmark
Cinebench R23
2,154
1,449
Cinebench R23
35,887
10,215
Geekbench 6
3,228
1,340
Geekbench 6
19,559
4,715
Cinebench 2024
129
—
Cinebench 2024
2,057
—
Blender
545
129
Geekbench 5
—
1,438
Geekbench 5
—
8,046
Passmark CPU
—
3,229
Passmark CPU
—
18,774
▲ Specs Compare
Data sourced from official specifications and benchmark tests.