AMD Ryzen 5 8645HS vs AMD Ryzen 9 8945HS
CPU · Specs Compare
General Parameters
Release Date
Dec 2023
Dec 2023
Manufacturer
AMD
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Zen 4 (Hawk Point)
Integrated Graphics
Radeon 760M
Radeon 780M
Generation
Ryzen 5 (Zen 4 (Hawk Point))
Ryzen 9 (Zen 4 (Hawk Point))
Package
Transistor Count
25 billions
25 billions
Manufacturing Process
4 nm
4 nm
Socket
FP8
FP8
Power Consumption
35-54 W
35-54 W
Peak Operating Temperature
100°C
100°C
Foundry
TSMC
TSMC
Die Size
178 mm²
178 mm²
Package
FP8, FP7, FP7r2
FP8, FP7, FP7r2
CPU Performance
Performance Cores
6
8
Performance Core Threads
12
16
Performance Core Base Frequency
4.3 GHz
4.0 GHz
Performance Core Turbo Frequency
5 GHz
5.2 GHz
Total Core Count
6
8
Total Thread Count
12
16
Bus Frequency
100 MHz
100 MHz
Multiplier
43x
40x
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
16 MB shared
Unlocked Multiplier
No
No
SMP
1
1
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR5-5600, LPDDR5x-7500
Max Memory Size
256 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
89.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
800 MHz
GPU Max Dynamic Frequency
2600 MHz
2800 MHz
Shader Units
512
768
Texture Units
32
48
Raster Operation Units
16
32
Execution Units
8
12
Power Consumption
15 W
15 W
Max Resolution
—
7680x4320 - 60 Hz
Miscellaneous
Official Website
AMD Ryzen 5 8645HS official page
AMD Ryzen 9 8945HS official page
PCIe Version
4.0
4.0
PCIe Lanes
20
20
Benchmark
Cinebench R23
1,724
1,803
Cinebench R23
13,058
17,035
Geekbench 6
2,455
2,616
Geekbench 6
10,287
13,316
Blender
188
265
Passmark CPU
3,795
3,864
Passmark CPU
23,060
29,458
Geekbench 5
—
1,965
Geekbench 5
—
12,368
Cinebench 2024
—
106
Cinebench 2024
—
975
▲ Specs Compare
Data sourced from official specifications and benchmark tests.