Radeon HD 7770 and GeForce GTX 750 Ti OEM - video card comparison
Radeon HD 7770
GeForce GTX 750 Ti OEM
Architecture
GCN (2011−2017)
Kepler (2012−2018)
GPU code name
Cape Verde
GK106
Market segment
Desktop
Desktop
Release date
February 2012
-
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
None
Boost clock speed
-
1098 MHz
Core clock speed
1000 MHz
1033 MHz
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
2,540 million
Pipelines / CUDA cores
640
960
Power consumption (TDP)
80 Watt
150 Watt
Texture fill rate
40.00
87.84
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
4500 MHz
6 GB/s
Memory bandwidth
72 GB/s
192.3 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
+
-
HDMI
+
-
DirectX
12 (11_1)
12 (11_0)
CUDA
-
3.0
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.5 (5.1)
Vulkan
1.2.131
1.2.175