Quadro 4000 and Tesla K20X - video card comparison
Quadro 4000
Tesla K20X
Architecture
Fermi (2010−2014)
Kepler (2012−2018)
GPU code name
GF100
GK110
Market segment
Workstation
Workstation
Release date
November 2010
November 2012
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Core clock speed
475 MHz
732 MHz
Floating-point performance
486.4 gflops
3,935 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
3,100 million
7,080 million
Pipelines / CUDA cores
256
2688
Power consumption (TDP)
142 Watt
235 Watt
Texture fill rate
15.20
164.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
6 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
2808 MHz
5200 MHz
Memory bandwidth
89.86 GB/s
249.6 GB/s
Display Connectors
1x DVI, 2x DisplayPort
No outputs
DirectX
12 (11_0)
12 (11_0)
CUDA
2.0
3.5
OpenCL
1.1
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
N/A
1.1.126