NVIDIA RTX A6000 vs AMD Radeon Pro Vega 20
GPU Specs Compare
Graphics Card
Release Date
Oct 2020
Nov 2018
Generation
Quadro Ampere
Radeon Pro Mac
Type
Professional
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1410 MHz
815 MHz
Boost Clock
1800 MHz
1283 MHz
Memory Clock
2000 MHz
740 MHz
Memory
Memory Size
48GB
4GB
Memory Type
GDDR6
HBM2
Memory Bus
384bit
1024bit
Bandwidth
768.0GB/s
189.4GB/s
Render Config
SM Count
84
-
Shading Units
10752
1280
TMUs
336
80
ROPs
112
32
Tensor Cores
336
-
RT Cores
84
-
L1 Cache
128 KB (per SM)
16 KB (per CU)
L2 Cache
6 MB
1024 KB
Compute Units
-
20
Theoretical Performance
Pixel Rate
201.6 GPixel/s
41.06 GPixel/s
Texture Rate
604.8 GTexel/s
102.6 GTexel/s
FP16 (half)
38.71 TFLOPS
6.569 TFLOPS
FP32 (float)
38.71 TFLOPS
3.284 TFLOPS
FP64 (double)
604.8 GFLOPS
205.3 GFLOPS
Graphics Processor
GPU Name
GA102
Vega 12
Architecture
Ampere
GCN 5.0
Foundry
Samsung
GlobalFoundries
Process Size
8 nm
14 nm
Transistors
28.3 billion
Unknown
Die Size
628 mm²
Unknown
GPU Variant
-
Vega 12 XTA
Board Design
TDP
300W
100W
Suggested PSU
700 W
-
Outputs
4x DisplayPort 1.4a
No outputs
Power Connectors
8-pin EPS
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.2
CUDA
8.6
-
Shader Model
6.7
6.3
📊 Benchmark
3DMark Time Spy
17,742
2,596
3DMark Time Spy Extreme
9,324
1,211
OctaneBench
600
-
3DMark Speed Way
4,965
-
Blender
5,387
-