NVIDIA Tesla K20c vs AMD Radeon Pro Vega 64
GPU · Specs Compare
Graphics Card
Release Date
Nov 2012
Jun 2017
Generation
Tesla
Radeon Pro Mac
Type
Professional
Mobile
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1300 MHz
786 MHz
Base Clock
—
1250 MHz
Boost Clock
—
1350 MHz
Memory
Memory Size
5GB
16GB
Memory Type
GDDR5
HBM2
Memory Bus
320bit
2048bit
Bandwidth
208.0GB/s
402.4GB/s
Render Config
Shading Units
2496
4096
TMUs
208
256
ROPs
40
64
L1 Cache
16 KB (per SMX)
16 KB (per CU)
L2 Cache
1280 KB
4 MB
Compute Units
—
64
Theoretical Performance
Pixel Rate
36.71 GPixel/s
86.40 GPixel/s
Texture Rate
146.8 GTexel/s
345.6 GTexel/s
FP32 (float)
3.524 TFLOPS
11.06 TFLOPS
FP64 (double)
1175 GFLOPS
691.2 GFLOPS
FP16 (half)
—
22.12 TFLOPS
Graphics Processor
GPU Name
GK110
Vega 10
GPU Variant
GK110-885-KA-A1
Vega 10 XT(215-0894200)
Architecture
Kepler
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
7.08 billion
12.5 billion
Die Size
561 mm²
495 mm²
Board Design
TDP
225W
250W
Suggested PSU
550 W
—
Outputs
No outputs
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.1
1.2
CUDA
3.5
—
Shader Model
5.1
6.4
Benchmark
OctaneBench
55
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.