GeForce GTX 780 Rev. 2 and Radeon HD 8750M - video card comparison
GeForce GTX 780 Rev. 2
Radeon HD 8750M
Architecture
Kepler (2012−2018)
GCN (2011−2017)
GPU code name
GK110B
Mars Pro
Market segment
Desktop
Laptop
Release date
September 2013
November 2012
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Boost clock speed
902 MHz
775 MHz
Core clock speed
863 MHz
620 MHz
Floating-point performance
4,156 gflops
595.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
7,080 million
950 million
Pipelines / CUDA cores
2304
384
Power consumption (TDP)
250 Watt
-
Texture fill rate
173.2
18.60
Memory type
GDDR5
GDDR5, DDR3
Maximum RAM amount
3 GB
2 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
6008 MHz
2000 - 4000 MHz
Memory bandwidth
288.4 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (11_1)
12 (11_1)
CUDA
3.5
-
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.1.126
1.2.131