AMD Ryzen 7 8840HS vs AMD Ryzen 9 7945HX3D
CPU · Specs Compare
General Parameters
Release Date
Dec 2023
Aug 2023
Manufacturer
AMD
Amd
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Hawk Point
Zen 4 (Dragon Range)
Integrated Graphics
Radeon 780M
Radeon 610M
Generation
Ryzen 7 (Zen 4 (Hawk Point))
Ryzen 9 (Zen 4 (Dragon Range))
Processor Number
—
7945HX3D
Package
Transistor Count
25 billions
17.8 billions
Manufacturing Process
4 nm
5 nm
Socket
FP8
FL1
Power Consumption
20-30 W
55-75 W
Peak Operating Temperature
100°C
89 °C
Foundry
TSMC
TSMC
Die Size
178 mm²
2x71 mm²
Package
FP8, FP7, FP7r2
µFC-BGAFL1
I/O Process Size
—
6 nm
I/O Die Size
—
122 mm²
CPU Performance
Performance Cores
8
16
Performance Core Threads
16
32
Performance Core Base Frequency
3.3 GHz
2.3 GHz
Performance Core Turbo Frequency
5.1 GHz
5.4 GHz
Total Core Count
8
16
Total Thread Count
16
32
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
23
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
128 MB shared
Unlocked Multiplier
No
Yes
SMP
1
1
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR5-5200
Max Memory Size
256 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
83.2 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
1500 MHz
400 MHz
GPU Max Dynamic Frequency
2700 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
Max Resolution
7680x4320 - 60 Hz
—
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
20
28
Benchmark
Cinebench R23
1,720
1,957
Cinebench R23
16,034
33,539
Geekbench 6
2,293
2,799
Geekbench 6
11,597
16,929
Cinebench 2024
102
115
Cinebench 2024
866
1,771
Blender
204
—
Passmark CPU
—
4,070
Passmark CPU
—
57,113
▲ Specs Compare
Data sourced from official specifications and benchmark tests.