Radeon HD 7770 and GeForce GT 1030 DDR4 - video card comparison
Radeon HD 7770
GeForce GT 1030 DDR4
Architecture
GCN (2011−2017)
Pascal (2016−2021)
GPU code name
Cape Verde
GP108
Market segment
Desktop
Desktop
Release date
February 2012
March 2018
Interface
PCIe 3.0 x16
PCIe 3.0 x4
Supplementary power connectors
1x 6-pin
None
Boost clock speed
-
1379 MHz
Core clock speed
1000 MHz
1152 MHz
Floating-point performance
-
1,059 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
1,500 million
1,800 million
Pipelines / CUDA cores
640
384
Power consumption (TDP)
80 Watt
20 Watt
Texture fill rate
40.00
33.10
Memory type
GDDR5
DDR4
Maximum RAM amount
2 GB
2 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4500 MHz
2100 MHz
Memory bandwidth
72 GB/s
16.8 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x HDMI
Eyefinity
+
-
HDMI
+
+
DirectX
12 (11_1)
12 (12_1)
CUDA
-
6.1
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.2.131
1.2.131