AMD Radeon R9 390X vs NVIDIA GeForce MX450 30.5W 10Gbps
GPU Specs Compare
Graphics Card
Release Date
Jun 2015
Aug 2020
Generation
Pirate Islands
GeForce MX
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x4
Clock Speeds
Memory Clock
1500 MHz
1250 MHz
Base Clock
-
1395 MHz
Boost Clock
-
1575 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR5
GDDR6
Memory Bus
512bit
64bit
Bandwidth
384.0GB/s
80.00GB/s
Render Config
Compute Units
44
-
Shading Units
2816
896
TMUs
176
56
ROPs
64
32
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
1024 KB
512 KB
SM Count
-
14
Theoretical Performance
Pixel Rate
67.20 GPixel/s
50.40 GPixel/s
Texture Rate
184.8 GTexel/s
88.20 GTexel/s
FP32 (float)
5.914 TFLOPS
2.822 TFLOPS
FP64 (double)
739.2 GFLOPS
88.20 GFLOPS
FP16 (half)
-
5.645 TFLOPS
Graphics Processor
GPU Name
Grenada
TU117
GPU Variant
Grenada XT(215-0880004)
N18S-G5
Architecture
GCN 2.0
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
6.2 billion
4.7 billion
Die Size
438 mm²
200 mm²
Board Design
TDP
275W
31W
Suggested PSU
600 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.0
3.0
Vulkan
1.2
1.3
Shader Model
6.3
6.6
CUDA
-
7.5