AMD Radeon Pro Vega 20 vs NVIDIA GRID A100A
GPU · Specs Compare
Graphics Card
Release Date
Nov 2018
May 2020
Generation
Radeon Pro Mac
GRID
Type
Mobile
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
815 MHz
1095 MHz
Boost Clock
1283 MHz
1410 MHz
Memory Clock
740 MHz
1215 MHz
Memory
Memory Size
4GB
32GB
Memory Type
HBM2
HBM2e
Memory Bus
1024bit
6144bit
Bandwidth
189.4GB/s
1.87TB/s
Render Config
Compute Units
20
—
Shading Units
1280
6912
TMUs
80
432
ROPs
32
192
L1 Cache
16 KB (per CU)
192 KB (per SM)
L2 Cache
1024 KB
32 MB
SM Count
—
108
Tensor Cores
—
432
Theoretical Performance
Pixel Rate
41.06 GPixel/s
270.7 GPixel/s
Texture Rate
102.6 GTexel/s
609.1 GTexel/s
FP16 (half)
6.569 TFLOPS
77.97 TFLOPS
FP32 (float)
3.284 TFLOPS
19.49 TFLOPS
FP64 (double)
205.3 GFLOPS
9.746 TFLOPS
Graphics Processor
GPU Name
Vega 12
GA100
GPU Variant
Vega 12 XTA
—
Architecture
GCN 5.0
Ampere
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
Unknown
54.2 billion
Die Size
Unknown
826 mm²
Board Design
TDP
100W
400W
Outputs
No outputs
No outputs
Suggested PSU
—
800 W
Power Connectors
—
None
Graphics Features
DirectX
12 (12_1)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.2
N/A
Shader Model
6.3
N/A
CUDA
—
8.0
Benchmark
3DMark Time Spy
2,596
—
3DMark Time Spy Extreme
1,211
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.