Tesla K20Xm and FireMV 2250 PCIe x1 - video card comparison
Tesla K20Xm
FireMV 2250 PCIe x1
Architecture
Kepler (2012−2018)
Ultra-Threaded SE
GPU code name
GK110
RV516
Market segment
Workstation
Desktop
Release date
November 2012
2007
Interface
PCIe 3.0 x16
PCIe 1.0 x1
Supplementary power connectors
-
None
Core clock speed
732 MHz
600 MHz
Floating-point performance
3,935 gflops
-
Manufacturing process technology
28 nm
90 nm
Number of transistors
7,080 million
105 million
Pipelines / CUDA cores
2688
-
Power consumption (TDP)
235 Watt
32 Watt
Texture fill rate
164.0
2.400
Memory type
GDDR5
DDR2
Maximum RAM amount
6 GB
256 MB
Memory bus width
384 Bit
128 Bit
Memory clock speed
5200 MHz
800 MBps
Memory bandwidth
249.6 GB/s
12.8 GB/s
Display Connectors
No outputs
1x S-Video, 1x DMS-59
DirectX
12 (11_0)
9.0c (9_3)
CUDA
3.5
-
OpenCL
1.2
N/A
OpenGL
4.6
2.1
Shader Model
5.1
3.0
Vulkan
1.1.126
N/A