NVIDIA Tesla K40d vs NVIDIA GeForce GTX 950A
GPU Specs Compare
Graphics Card
Release Date
Nov 2013
Mar 2015
Generation
Tesla Kepler
GeForce 900A
Type
Professional
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
745 MHz
993 MHz
Boost Clock
876 MHz
1124 MHz
Memory Clock
1502 MHz
1001 MHz
Memory
Memory Size
12GB
2GB
Memory Type
GDDR5
DDR3
Memory Bus
384bit
128bit
Bandwidth
288.4GB/s
32.03GB/s
Render Config
Shading Units
2880
640
TMUs
240
40
ROPs
48
16
L1 Cache
16 KB (per SMX)
64 KB (per SMM)
L2 Cache
1536 KB
2 MB
Theoretical Performance
Pixel Rate
52.56 GPixel/s
17.98 GPixel/s
Texture Rate
210.2 GTexel/s
44.96 GTexel/s
FP32 (float)
5.046 TFLOPS
1439 GFLOPS
FP64 (double)
1.682 TFLOPS
44.96 GFLOPS
Graphics Processor
GPU Name
GK110B
GM107
Architecture
Kepler
Maxwell
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
7.08 billion
1.87 billion
Die Size
561 mm²
148 mm²
GPU Variant
-
N16P-GT
Board Design
TDP
245W
75W
Suggested PSU
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
1.3
CUDA
3.5
5.0
Shader Model
6.5 (5.1)
5.1