NVIDIA GeForce MX450 30.5W 10Gbps vs AMD Radeon RX 7400
GPU Specs Compare
Graphics Card
Release Date
Aug 2020
Aug 2025
Generation
GeForce MX
Navi III
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x4
PCIe 4.0 x8
Clock Speeds
Base Clock
1395 MHz
1452 MHz
Boost Clock
1575 MHz
2300 MHz
Memory Clock
1250 MHz
2250 MHz
Memory
Memory Size
2GB
8GB
Memory Type
GDDR6
GDDR6
Memory Bus
64bit
128bit
Bandwidth
80.00GB/s
288.0GB/s
Render Config
SM Count
14
-
Shading Units
896
1792
TMUs
56
112
ROPs
32
64
L1 Cache
64 KB (per SM)
128 KB per Array
L2 Cache
512 KB
2 MB
Compute Units
-
28
RT Cores
-
28
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
50.40 GPixel/s
147.2 GPixel/s
Texture Rate
88.20 GTexel/s
257.6 GTexel/s
FP16 (half)
5.645 TFLOPS
32.97 TFLOPS
FP32 (float)
2.822 TFLOPS
16.49 TFLOPS
FP64 (double)
88.20 GFLOPS
515.2 GFLOPS
Graphics Processor
GPU Name
TU117
Navi 33
GPU Variant
N18S-G5
Navi 33
Architecture
Turing
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
12 nm
6 nm
Transistors
4.7 billion
13.3 billion
Die Size
200 mm²
204 mm²
Board Design
TDP
31W
43W
Outputs
No outputs
1x HDMI 2.1a3x DisplayPort 2.1
Power Connectors
None
1x 6-pin
Suggested PSU
-
200 W
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
7.5
-
Shader Model
6.6
6.8