GeForce GTX 690 and Tesla K20X - video card comparison
GeForce GTX 690
Tesla K20X
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK104
GK110
Market segment
Desktop
Workstation
Release date
May 2012
November 2012
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
Two 8-pin
1x 6-pin + 1x 8-pin
SLI options
+
-
Boost clock speed
1019 MHz
-
Core clock speed
915 MHz
732 MHz
CUDA cores
3072
-
Floating-point performance
2x 3,130 gflops
3,935 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
7,080 million
Pipelines / CUDA cores
1536
2688
Power consumption (TDP)
300 Watt
235 Watt
Texture fill rate
234 billion/sec
164.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB (4 GB per GPU) GDDR5
6 GB
Memory bus width
512-bit (256-bit per GPU)
384 Bit
Memory clock speed
6008 MHz
5200 MHz
Memory bandwidth
384 GB/s
249.6 GB/s
Display Connectors
Two Dual Link DVI-I. One Dual link DVI-D. One Mini-Displayport 1.2
No outputs
Multi monitor support
4 displays
-
HDMI
Yes (via dongle)
-
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_0)
CUDA
+
3.5
OpenCL
1.2
1.2
OpenGL
4.2
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision Live
+
-