Radeon HD 7770 and Vanta LT - video card comparison
Radeon HD 7770
Vanta LT
Architecture
GCN (2011−2017)
Fahrenheit (1998−2000)
GPU code name
Cape Verde
NV5 B5
Market segment
Desktop
Desktop
Release date
February 2012
March 2000
Interface
PCIe 3.0 x16
AGP 2x
Supplementary power connectors
1x 6-pin
None
Core clock speed
1000 MHz
105 MHz
Manufacturing process technology
28 nm
250 nm
Number of transistors
1,500 million
15 million
Pipelines / CUDA cores
640
-
Power consumption (TDP)
80 Watt
-
Texture fill rate
40.00
0.21
Memory type
GDDR5
SDR
Maximum RAM amount
2 GB
8 MB
Memory bus width
128 Bit
64 Bit
Memory clock speed
4500 MHz
100 MHz
Memory bandwidth
72 GB/s
800.0 MB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
1x VGA
Eyefinity
+
-
HDMI
+
-
DirectX
12 (11_1)
6.0
OpenCL
1.2
N/A
OpenGL
4.6
1.2
Shader Model
5.1
-
Vulkan
1.2.131
N/A