AMD Ryzen 9 7945HX3D vs AMD Ryzen 5 40
CPU · Specs Compare
General Parameters
Release Date
Aug 2023
Oct 2025
Manufacturer
Amd
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
—
Core Architecture
Zen 4 (Dragon Range)
Mendocino
Processor Number
7945HX3D
—
Integrated Graphics
Radeon 610M
Radeon 610M
Generation
Ryzen 9 (Zen 4 (Dragon Range))
Ryzen 5 (Zen 2 (Mendocino))
Package
Transistor Count
17.8 billions
—
Manufacturing Process
5 nm
6 nm
Socket
FL1
AMD Socket FT6
Power Consumption
55-75 W
15 W
Peak Operating Temperature
89 °C
95°C
Foundry
TSMC
TSMC
Die Size
2x71 mm²
100 mm²
I/O Process Size
6 nm
—
I/O Die Size
122 mm²
—
Package
µFC-BGAFL1
FT6
CPU Performance
Performance Cores
16
—
Performance Core Threads
32
—
Performance Core Base Frequency
2.3 GHz
2.8 GHz
Performance Core Turbo Frequency
5.4 GHz
4.3 GHz
Total Core Count
16
4
Total Thread Count
32
8
Bus Frequency
100 MHz
100 MHz
Multiplier
23
28.0
L1 Cache
64 K per core
64 KB per core
L2 Cache
1 MB per core
512 KB per core
L3 Cache
128 MB shared
4 MB shared
Unlocked Multiplier
Yes
No
SMP
1
1
Memory Parameters
Memory Types
DDR5-5200
LPDDR5-5500
Max Memory Size
64 GB
—
Max Memory Channels
2
2
Max Memory Bandwidth
83.2 GB/s
—
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
—
GPU Base Frequency
400 MHz
—
GPU Max Dynamic Frequency
2200 MHz
—
Shader Units
128
—
Texture Units
8
—
Raster Operation Units
4
—
Execution Units
2
—
Power Consumption
15
—
Miscellaneous
PCIe Version
5.0
3
PCIe Lanes
28
4
Benchmark
Cinebench R23
1,957
—
Cinebench R23
33,539
—
Geekbench 6
2,799
1,396
Geekbench 6
16,929
4,022
Cinebench 2024
115
—
Cinebench 2024
1,771
—
Passmark CPU
4,070
—
Passmark CPU
57,113
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.