AMD Ryzen 9 7940HS vs AMD Ryzen 9 5900HX Full Specs
8 Cores 16 Threads 4GHz | 8 Cores 16 Threads 3.3GHz |
TDP 45W | TDP 45W |
Bandwidth 120GB/s · | Bandwidth 68.3GB/s · |
iGPU | iGPU |
·· 8.6 TFLOPSFP16 | ·· 4.3 TFLOPSFP16 |
Socket | Socket |
Ryzen 9 7940HS2,525
Ryzen 9 5900HX1,9258 Cores | 8 Cores |
16 Threads | 16 Threads |
Base Clock 4GHz | Base Clock 3.3GHz |
Boost Clock 5.2GHz | Boost Clock 4.6GHz |
Overclocking Locked | Overclocking Locked |
L1i 32KB | L1i 32KB |
L1d 32KB | L1d 32KB |
L2 1MB | L2 512KB |
L3 16MB | L3 16MB |
Type · | Type · |
Max Memory 256GB | Max Memory 32GB |
ECC No | ECC No |
Channels 2 | Channels 2 |
Bus Width 128-bit | Bus Width 128-bit |
Speed 7500MT/s | Speed 4266MT/s |
Bandwidth 120GB/s | Bandwidth 68.3GB/s |
Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 120GB/s | Bandwidth Calculator Channels Transfer Rate Calculated Bandwidth 68.3GB/s |
TDP 45W | TDP 45W |
cTDP-down 35W | cTDP-down 35W |
cTDP-up 54W | cTDP-up 54W |
Max Operating Temp 100°C Max | Max Operating Temp 105°C Max |
Bus Type PCIe | Bus Type PCIe |
Bus Config 4 lanes | Bus Config 4 lanes |
Bus Speed 16GT/s | Bus Speed 8GT/s |
Bus Bandwidth 8GB/s | Bus Bandwidth 4GB/s |
PCIe PCIe 4.0 x2039.4GB/sBandwidth | PCIe PCIe 3.0 x1615.8GB/sBandwidth |
iGPU | iGPU |
Shaders 768 | Shaders 512 |
Boost Clock 2.8GHz | Boost Clock 2.1GHz |
·· 8.6 TFLOPSFP16 | ·· 4.3 TFLOPSFP16 |
NPU Model Ryzen AI | NPU Model - |
Performance 10 TOPS | Performance - |
Manufacturer | Manufacturer |
ISA x86-64 | ISA x86-64 |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Phoenix Point | Codename Cezanne |
Market Segment Laptop | Market Segment Laptop |
Release Date Jan 3, 2023 | Release Date Jan 12, 2021 |
Foundry TSMC | Foundry TSMC |
Fabrication Node N4 | Fabrication Node N7 |
Die Size 178mm² | Die Size 180mm² |
Transistor Count 25 Billion | Transistor Count 10.7 Billion |
Transistor Density 140 MTr/mm² | Transistor Density 59 MTr/mm² |
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