NVIDIA GeForce MX450 25W vs NVIDIA RTX A4 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Aug 2020
Apr 2021
Generation
GeForce MX
Quadro Ampere-M
Type
Mobile
Professional
Bus Interface
PCIe 4.0 x4
PCIe 4.0 x8
Clock Speeds
Base Clock
720 MHz
1297 MHz
Boost Clock
930 MHz
1770 MHz
Memory Clock
1250 MHz
1750 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR6
GDDR6
Memory Bus
64bit
128bit
Bandwidth
80.00GB/s
224.0GB/s
Render Config
SM Count
14
16
Shading Units
896
2048
TMUs
56
64
ROPs
32
32
L1 Cache
64 KB (per SM)
128 KB (per SM)
L2 Cache
512 KB
2 MB
Tensor Cores
—
64
RT Cores
—
16
Theoretical Performance
Pixel Rate
29.76 GPixel/s
56.64 GPixel/s
Texture Rate
52.08 GTexel/s
113.3 GTexel/s
FP16 (half)
3.333 TFLOPS
7.250 TFLOPS
FP32 (float)
1.667 TFLOPS
7.250 TFLOPS
FP64 (double)
52.08 GFLOPS
113.3 GFLOPS
Graphics Processor
GPU Name
TU117
GA107
GPU Variant
N18S-G5
—
Architecture
Turing
Ampere
Foundry
TSMC
Samsung
Process Size
12 nm
8 nm
Transistors
4.7 billion
8.7 billion
Die Size
200 mm²
200 mm²
Board Design
TDP
25W
Unknown
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
7.5
8.6
Shader Model
6.6
6.7
Benchmark
3DMark Time Spy
1,706
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.