GeForce GTX 980 SLI Mobile and Tesla K20X - video card comparison
GeForce GTX 980 SLI Mobile
Tesla K20X
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
N16E-GXX SLI
GK110
Market segment
Laptop
Workstation
Release date
September 2015
November 2012
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
1x 6-pin + 1x 8-pin
SLI options
+
-
Boost clock speed
1228 MHz
-
Core clock speed
1126 MHz
732 MHz
Floating-point performance
-
3,935 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
10400 Million
7,080 million
Pipelines / CUDA cores
4096
2688
Power consumption (TDP)
330 Watt
235 Watt
Texture fill rate
-
164.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
2x 8 GB
6 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
3500 MHz
5200 MHz
Memory bandwidth
-
249.6 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
G-SYNC support
+
-
DirectX
12_1
12 (11_0)
CUDA
+
3.5
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
5.1
Vulkan
-
1.1.126