AMD Ryzen 9 7940HX vs AMD Ryzen 9 7945HX3D processor comparison: performance score, cores and clock speeds, cache, TDP, integrated graphics and NPU. The better value in each row is highlighted in green.
Summary
AMD Ryzen 9 7945HX3D offers a higher clock speed (5.4 GHz vs 5.2 GHz) and more L3 cache (128 MB vs 64 MB).
Performance score
0
Coming soon
0
Coming soon
Key specs
Cores & Threads16/32
Cores & Threads16/32
Turbo5.2 GHz
Turbo5.4 GHz
L3 cache64 MB
L3 cache128 MB
TDP55 W
TDP55 W
iGPUAMD Radeon 610M
iGPUAMD Radeon 610M
General
SeriesRyzen 7000
SeriesRyzen 7000
CodenameDragon Range
CodenameDragon Range
CPU architectureZen 4
CPU architectureZen 4
FoundryTSMC
FoundryTSMC
Process node5 nm
Process node5 nm
Instruction setx86-64
Instruction setx86-64
Release dateJanuary 17, 2024
Release dateJuly 27, 2023
Cores and clocks
Cores & Threads16/32
Cores & Threads16/32
16× Zen 4
- Turbo clock
- 5.2 GHz
- Base clock
- 2.4 GHz
16× Zen 4
- Turbo clock
- 5.4 GHz
- Base clock
- 2.3 GHz
Cache
L3 cache64 MB
L3 cache128 MB
L2 cache16 MB
L2 cache16 MB
L1 cache1024 KB
L1 cache1024 KB
TDP
TDP55 W
TDP55 W
cTDP55 - 75 W
cTDP55 - 75 W
Max temperature100 °C
Max temperature89 °C
Connectivity
Memory supportDDR5-5200
Memory supportDDR5-5200
Memory channels2
Memory channels2
PCIe version5.0
PCIe version5.0
PCIe lanes28
PCIe lanes28
Graphics
ModelAMD Radeon 610M
ModelAMD Radeon 610M
iGPU architectureRDNA 2
iGPU architectureRDNA 2
Compute units2
Compute units2
Clock2200 MHz
Clock2200 MHz
AI
No NPU
No NPU