AMD Ryzen 9 6900HX vs AMD Ryzen 5 Pro 9645
CPU · Specs Compare
General Parameters
Release Date
Jan 2022
Jan 2026
Manufacturer
AMD
Amd
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Rembrandt
Zen 5 (Granite Ridge)
Integrated Graphics
Radeon 680M
Radeon Graphics
Processor Number
—
9645
Package
Manufacturing Process
6 nm
4 nm
Socket
FP7
AM5
Power Consumption
45 W
65 W
Peak Operating Temperature
95 °C
95 °C
CPU Performance
Performance Cores
8
6
Performance Core Threads
16
12
Performance Core Base Frequency
3.3 GHz
3.9 GHz
Performance Core Turbo Frequency
4.9 GHz
5.4 GHz
Total Core Count
8
6
Total Thread Count
16
12
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
39
L1 Cache
64 K per core
80 K per core
L2 Cache
512 K per core
1 MB per core
L3 Cache
16 MB shared
32 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR5-4800, LPDDR5-6400
DDR5-5600
Max Memory Channels
2
—
Max Memory Bandwidth
76.8 GB/s
—
ECC Memory Support
—
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
2000 MHz
400 MHz
GPU Max Dynamic Frequency
2400 MHz
2200 MHz
Shader Units
768
128
Texture Units
48
8
Raster Operation Units
32
4
Execution Units
12
2
Power Consumption
15 W
15
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
16
28
Benchmark
Cinebench R23
1,610
2,150
Cinebench R23
14,096
17,163
Geekbench 6
2,097
3,285
Geekbench 5
1,583
—
Geekbench 6
10,086
13,515
Geekbench 5
10,087
—
Blender
205
—
Passmark CPU
3,421
4,641
Passmark CPU
24,494
31,474
Cinebench 2024
—
132
Cinebench 2024
—
969
▲ Specs Compare
Data sourced from official specifications and benchmark tests.