Radeon HD 4870 and Radeon Vega 7 - video card comparison
Radeon HD 4870
Radeon Vega 7
Architecture
TeraScale (2005−2013)
GCN 5.1 (2018−2021)
GPU code name
RV770
Cezanne
Market segment
Desktop
Desktop
Release date
June 2008
April 2021
Interface
PCIe 2.0 x16
IGP
Supplementary power connectors
2x 6-pin
None
Boost clock speed
-
1900 MHz
Core clock speed
750 MHz
-
Floating-point performance
1,200.0 gflops
-
Manufacturing process technology
55 nm
7 nm
Number of transistors
956 million
9,800 million
Pipelines / CUDA cores
800
448
Power consumption (TDP)
150 Watt
45 Watt
Texture fill rate
30.00
53.20
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
3600 MHz
System Shared
Memory bandwidth
115.2 GB/s
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
12 (12_1)
OpenCL
1.1
2.1
OpenGL
3.3
4.6
Shader Model
4.1
6.4
Vulkan
N/A
1.2