AMD Ryzen 5 8640HS vs AMD Ryzen 9 8945HX
CPU · Specs Compare
General Parameters
Release Date
Dec 2023
Apr 2025
Manufacturer
AMD
Amd
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Hawk Point
Zen 4 (Dragon Range)
Integrated Graphics
Radeon 760M
Radeon 610M
Generation
Ryzen 5 (Zen 4 (Hawk Point))
Ryzen 9 (Zen 4 (Dragon Range))
Package
Transistor Count
25 billions
13.14 billions
Manufacturing Process
4 nm
5 nm
Socket
FP8
FL1
Power Consumption
28 W
55 W
Peak Operating Temperature
100°C
100 °C
Foundry
TSMC
TSMC
Die Size
178 mm²
2x71 mm²
Package
FP8, FP7, FP7r2
µFC-BGAFL1
Max Turbo Power Consumption
—
75 W
I/O Process Size
—
6 nm
I/O Die Size
—
122 mm²
CPU Performance
Performance Cores
6
16
Performance Core Threads
12
32
Performance Core Base Frequency
3.5 GHz
2.5 GHz
Performance Core Turbo Frequency
4.9 GHz
5.4 GHz
Total Core Count
6
16
Total Thread Count
12
32
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
24
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
16 MB shared
64 MB shared
Unlocked Multiplier
No
Yes
SMP
1
1
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR5-5200
Max Memory Size
256 GB
—
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
—
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
1500 MHz
—
GPU Max Dynamic Frequency
2600 MHz
2200 MHz
Shader Units
384
—
Texture Units
24
—
Raster Operation Units
16
—
Execution Units
6
—
Power Consumption
15 W
—
Max Resolution
7680x4320 - 60 Hz
—
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
20
28
Benchmark
Cinebench R23
1,724
2,001
Cinebench R23
12,969
34,973
Geekbench 6
2,267
2,766
Geekbench 6
10,369
16,747
Cinebench 2024
99
113
Cinebench 2024
—
1,719
Passmark CPU
—
4,035
Passmark CPU
—
55,980
▲ Specs Compare
Data sourced from official specifications and benchmark tests.