NVIDIA GeForce MX450 25W vs AMD Steam Machine GPU
GPU Specs Compare
Graphics Card
Release Date
Aug 2020
Jan 2026
Generation
GeForce MX
Console GPU
Type
Mobile
Desktop
Bus Interface
PCIe 4.0 x4
-
Clock Speeds
Base Clock
720 MHz
1720 MHz
Boost Clock
930 MHz
2450 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
-
32 MB
Theoretical Performance
Pixel Rate
29.76 GPixel/s
156.8 GPixel/s
Texture Rate
52.08 GTexel/s
274.4 GTexel/s
FP16 (half)
3.333 TFLOPS
35.12 TFLOPS
FP32 (float)
1.667 TFLOPS
17.56 TFLOPS
FP64 (double)
52.08 GFLOPS
548.8 GFLOPS
Graphics Processor
GPU Name
TU117
Navi 33
GPU Variant
N18S-G5
-
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
25W
110W
Outputs
No outputs
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.4
CUDA
7.5
-
Shader Model
6.6
6.8
📊 Benchmark
3DMark Time Spy
1,706
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