Radeon HD 6790 and GeForce GTX 750 v2 - video card comparison
Radeon HD 6790
GeForce GTX 750 v2
Architecture
Terascale 2 (2009−2015)
Maxwell 2.0 (2015−2019)
GPU code name
Barts
GM206
Market segment
Desktop
Desktop
Release date
April 2011
November 2015
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
-
Boost clock speed
-
1188 MHz
Core clock speed
840 MHz
1038 MHz
Floating-point performance
1,344.0 gflops
1,217 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,700 million
2,940 million
Pipelines / CUDA cores
800
512
Power consumption (TDP)
150 Watt
-
Texture fill rate
33.60
38.02
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1050 MHz
5012 MHz
Memory bandwidth
134.4 GB/s
80.19 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
11.2 (11_0)
12.0 (12_1)
OpenCL
1.2
-
OpenGL
4.4
4.6
Shader Model
5.0
-
Vulkan
N/A
-