AMD Radeon R9 M390X vs NVIDIA CMP 30HX
GPU Specs Compare
Graphics Card
Release Date
May 2015
Feb 2021
Generation
Crystal System
Mining GPUs
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 1.0 x4
Clock Speeds
Memory Clock
1250 MHz
1750 MHz
Base Clock
-
1530 MHz
Boost Clock
-
1785 MHz
Memory
Memory Size
4GB
6GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
192bit
Bandwidth
160.0GB/s
336.0GB/s
Render Config
Compute Units
32
-
Shading Units
2048
1408
TMUs
128
88
ROPs
32
48
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
512 KB
1536 KB
SM Count
-
22
Theoretical Performance
Pixel Rate
23.14 GPixel/s
85.68 GPixel/s
Texture Rate
92.54 GTexel/s
157.1 GTexel/s
FP16 (half)
2.961 TFLOPS
10.05 TFLOPS
FP32 (float)
2.961 TFLOPS
5.027 TFLOPS
FP64 (double)
185.1 GFLOPS
157.1 GFLOPS
Graphics Processor
GPU Name
Amethyst
TU116
GPU Variant
Amethyst XT
TU116-100-A1
Architecture
GCN 3.0
Turing
Foundry
TSMC
TSMC
Process Size
28 nm
12 nm
Transistors
5 billion
6.6 billion
Die Size
366 mm²
284 mm²
Board Design
TDP
75W
125W
Outputs
No outputs
No outputs
Power Connectors
None
1x 8-pin
Suggested PSU
-
300 W
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
6.8
CUDA
-
7.5