AMD Radeon Pro V420 vs NVIDIA RTX A4000 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Apr 2021
Generation
Radeon Pro Vega
Ampere-MW
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
800 MHz
1140 MHz
Boost Clock
1700 MHz
1680 MHz
Memory Clock
800 MHz
1500 MHz
Memory
Memory Size
32GB
8GB
Memory Type
HBM2
GDDR6
Memory Bus
4096bit
256bit
Bandwidth
819.2GB/s
384.0GB/s
Render Config
Compute Units
64
—
Shading Units
4096
5120
TMUs
256
160
ROPs
64
80
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
4 MB
4 MB
SM Count
—
40
Tensor Cores
—
160
RT Cores
—
40
Theoretical Performance
Pixel Rate
108.8 GPixel/s
134.4 GPixel/s
Texture Rate
435.2 GTexel/s
268.8 GTexel/s
FP16 (half)
27.85 TFLOPS
17.20 TFLOPS
FP32 (float)
13.93 TFLOPS
17.20 TFLOPS
FP64 (double)
6.963 TFLOPS
268.8 GFLOPS
Graphics Processor
GPU Name
Vega 20
GA104
GPU Variant
Vega 20 GLXT WS(215-0914026)
—
Architecture
GCN 5.1
Ampere
Foundry
TSMC
Samsung
Process Size
7 nm
8 nm
Transistors
13.23 billion
17.4 billion
Die Size
331 mm²
392 mm²
Board Design
TDP
300W
115W
Suggested PSU
700 W
—
Outputs
6x mini-DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.3
Shader Model
6.7
6.8
CUDA
—
8.6
Benchmark
Blender
—
2,825
▲ Specs Compare
Data sourced from official specifications and benchmark tests.