NVIDIA Tesla K40s vs NVIDIA GRID K540Q
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Jul 2014
Generation
Tesla Kepler
GRID
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
706 MHz
-
Boost Clock
706 MHz
-
Memory Clock
1502 MHz
1250 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.4GB/s
160.0GB/s
Render Config
Shading Units
2880
1536
TMUs
240
128
ROPs
48
32
L1 Cache
16 KB (per SMX)
16 KB (per SMX)
L2 Cache
1536 KB
512 KB
Theoretical Performance
Pixel Rate
42.36 GPixel/s
23.84 GPixel/s
Texture Rate
169.4 GTexel/s
95.36 GTexel/s
FP32 (float)
4.067 TFLOPS
2.289 TFLOPS
FP64 (double)
1355.5 GFLOPS
95.36 GFLOPS
Graphics Processor
GPU Name
GK110B
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
Board Design
TDP
245W
225W
Suggested PSU
550 W
550 W
Outputs
No outputs
No outputs
Graphics Features
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.2.175
1.1
CUDA
3.5
3.0
Shader Model
6.5 (5.1)
5.1