Tesla K20c and FirePro D300 - video card comparison
Tesla K20c
FirePro D300
Architecture
Kepler (2012−2018)
GCN 1.0 (2012−2020)
GPU code name
GK110
Pitcairn
Market segment
Workstation
Workstation
Release date
November 2012
January 2014
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Core clock speed
706 MHz
850 MHz
Floating-point performance
3,524 gflops
2,176 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
7,080 million
2,800 million
Pipelines / CUDA cores
2496
1280
Power consumption (TDP)
225 Watt
150 Watt
Texture fill rate
146.8
68.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
5 GB
2 GB
Memory bus width
320 Bit
256 Bit
Memory clock speed
5200 MHz
5080 MHz
Memory bandwidth
208.0 GB/s
162.6 GB/s
Display Connectors
No outputs
4x DisplayPort
DirectX
12 (11_0)
12 (11_1)
CUDA
3.5
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.2.131