Radeon HD 7870 XT and Radeon Vega 7 - video card comparison
Radeon HD 7870 XT
Radeon Vega 7
Architecture
GCN 1.0 (2012−2020)
GCN 5.1 (2018−2021)
GPU code name
Tahiti
Cezanne
Market segment
Desktop
Desktop
Release date
November 2012
April 2021
Interface
PCIe 3.0 x16
IGP
Supplementary power connectors
2x 6-pin
None
Boost clock speed
975 MHz
1900 MHz
Core clock speed
925 MHz
-
Floating-point performance
2,995 gflops
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
4,313 million
9,800 million
Pipelines / CUDA cores
1536
448
Power consumption (TDP)
185 Watt
45 Watt
Texture fill rate
93.60
53.20
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
6000 MHz
System Shared
Memory bandwidth
192.0 GB/s
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
HDMI
+
-
DirectX
12 (11_1)
12 (12_1)
OpenCL
1.2
2.1
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.2.131
1.2