Radeon HD 7770 and GeForce GTX 750 GM206 - video card comparison
Radeon HD 7770
GeForce GTX 750 GM206
Architecture
GCN (2011−2017)
Maxwell 2.0 (2015−2019)
GPU code name
Cape Verde
GM206
Market segment
Desktop
Desktop
Release date
February 2012
November 2015
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
-
Boost clock speed
-
1239 MHz
Core clock speed
1000 MHz
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
2,940 million
Pipelines / CUDA cores
640
512
Power consumption (TDP)
80 Watt
-
Texture fill rate
40.00
39.65
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4500 MHz
5012 MHz
Memory bandwidth
72 GB/s
80.19 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x HDMI
Eyefinity
+
-
HDMI
+
+
DirectX
12 (11_1)
12 (12_1)
CUDA
-
5.2
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.2.131
1.1.126