NVIDIA RTX A4 Mobile vs AMD Radeon Pro V420
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Unknown
Generation
Quadro Ampere-M
Radeon Pro Vega
Type
Professional
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 4.0 x16
Clock Speeds
Base Clock
1297 MHz
800 MHz
Boost Clock
1770 MHz
1700 MHz
Memory Clock
1750 MHz
800 MHz
Memory
Memory Size
4GB
32GB
Memory Type
GDDR6
HBM2
Memory Bus
128bit
4096bit
Bandwidth
224.0GB/s
819.2GB/s
Render Config
SM Count
16
-
Shading Units
2048
4096
TMUs
64
256
ROPs
32
64
Tensor Cores
64
-
RT Cores
16
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
2 MB
4 MB
Compute Units
-
64
Theoretical Performance
Pixel Rate
56.64 GPixel/s
108.8 GPixel/s
Texture Rate
113.3 GTexel/s
435.2 GTexel/s
FP16 (half)
7.250 TFLOPS
27.85 TFLOPS
FP32 (float)
7.250 TFLOPS
13.93 TFLOPS
FP64 (double)
113.3 GFLOPS
6.963 TFLOPS
Graphics Processor
GPU Name
GA107
Vega 20
Architecture
Ampere
GCN 5.1
Foundry
Samsung
TSMC
Process Size
8 nm
7 nm
Transistors
8.7 billion
13.23 billion
Die Size
200 mm²
331 mm²
GPU Variant
-
Vega 20 GLXT WS(215-0914026)
Board Design
TDP
Unknown
300W
Outputs
Portable Device Dependent
6x mini-DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
8.6
-
Shader Model
6.7
6.7