AMD Radeon RX 7700 vs NVIDIA GeForce MX450 30.5W 10Gbps
GPU Specs Compare
Graphics Card
Release Date
Sep 2025
Aug 2020
Generation
Navi III
GeForce MX
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x4
Clock Speeds
Base Clock
1900 MHz
1395 MHz
Boost Clock
2600 MHz
1575 MHz
Memory Clock
2430 MHz
1250 MHz
Memory
Memory Size
16GB
2GB
Memory Type
GDDR6
GDDR6
Memory Bus
256bit
64bit
Bandwidth
622.1GB/s
80.00GB/s
Render Config
Compute Units
40
-
Shading Units
2560
896
TMUs
160
56
ROPs
96
32
RT Cores
40
-
L1 Cache
128 KB per Array
64 KB (per SM)
L2 Cache
2 MB
512 KB
L3 Cache
64 MB
-
SM Count
-
14
Theoretical Performance
Pixel Rate
249.6 GPixel/s
50.40 GPixel/s
Texture Rate
416.0 GTexel/s
88.20 GTexel/s
FP16 (half)
53.25 TFLOPS
5.645 TFLOPS
FP32 (float)
26.62 TFLOPS
2.822 TFLOPS
FP64 (double)
832.0 GFLOPS
88.20 GFLOPS
Graphics Processor
GPU Name
Navi 32
TU117
GPU Variant
Navi 32
N18S-G5
Architecture
RDNA 3.0
Turing
Foundry
TSMC
TSMC
Process Size
5 nm
12 nm
Transistors
28.1 billion
4.7 billion
Die Size
346 mm²
200 mm²
Board Design
TDP
200W
31W
Suggested PSU
550 W
-
Outputs
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.2
3.0
Vulkan
1.3
1.3
Shader Model
6.8
6.6
CUDA
-
7.5