NVIDIA Tesla K20s vs NVIDIA GeForce GTX 950M Mac Edition
GPU · Specs Compare
Graphics Card
Release Date
Feb 2013
Mar 2015
Generation
Tesla
GeForce 900M
Type
Professional
Mobile
Bus Interface
PCIe 2.0 x16
MXM-B (3.0)
Clock Speeds
Memory Clock
1300 MHz
900 MHz
Base Clock
—
993 MHz
Boost Clock
—
1124 MHz
Memory
Memory Size
5GB
2GB
Memory Type
GDDR5
DDR3
Memory Bus
320bit
128bit
Bandwidth
208.0GB/s
28.80GB/s
Render Config
Shading Units
2496
640
TMUs
208
40
ROPs
40
16
L1 Cache
16 KB (per SMX)
64 KB (per SMM)
L2 Cache
1280 KB
2 MB
Theoretical Performance
Pixel Rate
29.90 GPixel/s
17.98 GPixel/s
Texture Rate
119.6 GTexel/s
44.96 GTexel/s
FP32 (float)
2.870 TFLOPS
1439 GFLOPS
FP64 (double)
956.8 GFLOPS
44.96 GFLOPS
Graphics Processor
GPU Name
GK110
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
225W
75W
Suggested PSU
550 W
—
Outputs
No outputs
No outputs
Graphics Features
DirectX
12 (11_0)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.1
1.3
CUDA
3.5
5.0
Shader Model
5.1
5.1
▲ Specs Compare
Data sourced from official specifications and benchmark tests.