NVIDIA GeForce GTX 970M vs NVIDIA Tesla K20c
GPU Specs Compare
Graphics Card
Release Date
Oct 2014
Nov 2012
Generation
GeForce 900M
Tesla
Type
Mobile
Professional
Bus Interface
MXM-B (3.0)
PCIe 2.0 x16
Clock Speeds
Base Clock
924 MHz
-
Boost Clock
1038 MHz
-
Memory Clock
1253 MHz
1300 MHz
Memory
Memory Size
3GB
5GB
Memory Type
GDDR5
GDDR5
Memory Bus
192bit
320bit
Bandwidth
120.3GB/s
208.0GB/s
Render Config
Shading Units
1280
2496
TMUs
80
208
ROPs
48
40
L1 Cache
48 KB (per SMM)
16 KB (per SMX)
L2 Cache
1536 KB
1280 KB
Theoretical Performance
Pixel Rate
49.82 GPixel/s
36.71 GPixel/s
Texture Rate
83.04 GTexel/s
146.8 GTexel/s
FP32 (float)
2.657 TFLOPS
3.524 TFLOPS
FP64 (double)
83.04 GFLOPS
1175 GFLOPS
Graphics Processor
GPU Name
GM204
GK110
GPU Variant
N16E-GT-A2
GK110-885-KA-A1
Architecture
Maxwell 2.0
Kepler
Foundry
TSMC
TSMC
Process Size
28 nm
28 nm
Transistors
5.2 billion
7.08 billion
Die Size
398 mm²
561 mm²
Board Design
TDP
Unknown
225W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
1x 6-pin + 1x 8-pin
Suggested PSU
-
550 W
Graphics Features
DirectX
12 (12_1)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
5.2
3.5
Shader Model
6.7 (6.4)
5.1
📊 Benchmark
OctaneBench
-
55