Radeon RX Vega 8 (Ryzen 4000/5000) and Radeon HD 7770 - video card comparison
Radeon RX Vega 8 (Ryzen 4000/5000)
Radeon HD 7770
Architecture
Vega (2017−2021)
GCN (2011−2017)
GPU code name
Vega
Cape Verde
Market segment
Laptop
Desktop
Release date
January 2020
February 2012
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
1x 6-pin
Boost clock speed
2100 MHz
-
Core clock speed
-
1000 MHz
Manufacturing process technology
7 nm
28 nm
Number of transistors
-
1,500 million
Pipelines / CUDA cores
512
640
Power consumption (TDP)
15 Watt
80 Watt
Texture fill rate
-
40.00
Memory type
-
GDDR5
Maximum RAM amount
-
2 GB
Memory bus width
-
128 Bit
Memory clock speed
-
4500 MHz
Memory bandwidth
-
72 GB/s
Shared memory
-
-
Display Connectors
-
1x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
-
+
HDMI
-
+
DirectX
12_1
12 (11_1)
OpenCL
-
1.2
OpenGL
-
4.6
Shader Model
-
5.1
Vulkan
-
1.2.131