Tesla K8 and GRID K2 - video card comparison
Tesla K8
GRID K2
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK104
GK104
Market segment
Workstation
Workstation
Release date
September 2014
May 2013
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin + 1x 8-pin
Boost clock speed
811 MHz
-
Core clock speed
693 MHz
745 MHz
Floating-point performance
2,491 gflops
2x 2,289 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
3,540 million
Pipelines / CUDA cores
1536
1536
Power consumption (TDP)
100 Watt
225 Watt
Texture fill rate
103.8
95.36
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
5000 MHz
5 GB/s
Memory bandwidth
160.0 GB/s
160.0 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (11_0)
CUDA
3.0
3.0
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.5 (5.1)
Vulkan
1.1.126
1.2.175