GeForce GTX 780 Rev. 2 and GeForce GTX 650 Ti OEM - video card comparison
GeForce GTX 780 Rev. 2
GeForce GTX 650 Ti OEM
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK110B
GK106
Market segment
Desktop
Desktop
Release date
September 2013
March 2013
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 6-pin
Boost clock speed
902 MHz
-
Core clock speed
863 MHz
928 MHz
Floating-point performance
4,156 gflops
1,425 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
7,080 million
2,540 million
Pipelines / CUDA cores
2304
768
Power consumption (TDP)
250 Watt
110 Watt
Texture fill rate
173.2
59.39
Memory type
GDDR5
GDDR5
Maximum RAM amount
3 GB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
6008 MHz
5400 MHz
Memory bandwidth
288.4 GB/s
86.4 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x mini-HDMI
HDMI
+
+
DirectX
12 (11_1)
12 (11_0)
CUDA
3.5
3.0
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126