NVIDIA Tesla K20s vs NVIDIA GRID K2
GPU · Specs Compare
Graphics Card
Release Date
Feb 2013
May 2013
Generation
Tesla
GRID
Type
Professional
Professional
Bus Interface
PCIe 2.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1300 MHz
1250 MHz
Memory
Memory Size
5GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
320bit
256bit
Bandwidth
208.0GB/s
160.0GB/s
Render Config
Shading Units
2496
1536
TMUs
208
128
ROPs
40
32
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
1280 KB
512 KB
Theoretical Performance
Pixel Rate
29.90 GPixel/s
23.84 GPixel/s
Texture Rate
119.6 GTexel/s
95.36 GTexel/s
FP32 (float)
2.870 TFLOPS
2.289 TFLOPS
FP64 (double)
956.8 GFLOPS
95.36 GFLOPS
Graphics Processor
GPU Name
GK110
GK104
Architecture
Kepler
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
3.54 billion
Die Size
561 mm²
294 mm²
GPU Variant
—
GK104-895-A2
Board Design
TDP
225W
225W
Suggested PSU
550 W
550 W
Outputs
No outputs
No outputs
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.2.175
CUDA
3.5
3.0
Shader Model
5.1
6.5 (5.1)
▲ Specs Compare
Data sourced from official specifications and benchmark tests.