AMD Radeon Pro V420 vs NVIDIA Tesla K20X
GPU Specs Compare
Graphics Card
Release Date
Unknown
Nov 2012
Generation
Radeon Pro Vega
Tesla
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
800 MHz
-
Boost Clock
1700 MHz
-
Memory Clock
800 MHz
1300 MHz
Memory
Memory Size
32GB
6GB
Memory Type
HBM2
GDDR5
Memory Bus
4096bit
384bit
Bandwidth
819.2GB/s
249.6GB/s
Render Config
Compute Units
64
-
Shading Units
4096
2688
TMUs
256
224
ROPs
64
48
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
4 MB
1536 KB
Theoretical Performance
Pixel Rate
108.8 GPixel/s
40.99 GPixel/s
Texture Rate
435.2 GTexel/s
164.0 GTexel/s
FP16 (half)
27.85 TFLOPS
-
FP32 (float)
13.93 TFLOPS
3.935 TFLOPS
FP64 (double)
6.963 TFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
Vega 20
GK110
GPU Variant
Vega 20 GLXT WS(215-0914026)
-
Architecture
GCN 5.1
Kepler
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
13.23 billion
7.08 billion
Die Size
331 mm²
561 mm²
Board Design
TDP
300W
235W
Suggested PSU
700 W
550 W
Outputs
6x mini-DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.3
1.1
Shader Model
6.7
5.1
CUDA
-
3.5