GeForce GTX 650 and Tesla K80m - video card comparison
GeForce GTX 650
Tesla K80m
Architecture
Kepler (2012−2018)
Kepler 2.0 (2013−2015)
GPU code name
GK107
GK210
Market segment
Desktop
Workstation
Release date
September 2012
November 2014
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
One 6-pin
1x 8-pin
Boost clock speed
-
824 MHz
Core clock speed
1058 MHz
562 MHz
CUDA cores
384
-
Floating-point performance
812.5 gflops
2x 4,373 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,270 million
7,100 million
Pipelines / CUDA cores
384
2x 2496
Power consumption (TDP)
64 Watt
300 Watt
Texture fill rate
33.9 billion/sec
2x 182.2 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2x 12 GB
Memory bus width
128-bit GDDR5
2x 384 Bit
Memory clock speed
5.0 GB/s
5012 MHz
Memory bandwidth
80.0 GB/s
2x 240.6 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One Mini HDMI
No outputs
Multi monitor support
4 displays
-
HDMI
+
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12.0 (11_1)
CUDA
+
-
OpenCL
1.2
-
OpenGL
4.3
4.6
Shader Model
5.1
-
Vulkan
1.1.126
-
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-