Radeon E8870 PCIe and RTX A400 - video card comparison
Radeon E8870 PCIe
RTX A400
Architecture
GCN 2.0 (2013−2017)
Ampere (2020−2022)
GPU code name
Saturn
GA107
Market segment
Desktop
Desktop
Release date
September 2015
April 2024
Interface
PCIe 3.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
None
Boost clock speed
-
1762 MHz
Core clock speed
1000 MHz
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
2,080 million
8,700 million
Pipelines / CUDA cores
768
768
Power consumption (TDP)
75 Watt
50 Watt
Texture fill rate
48.00
42.29
Memory type
GDDR5
GDDR6
Maximum RAM amount
4 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
6 GB/s
12 GB/s
Memory bandwidth
96 GB/s
96 GB/s
Display Connectors
4x DisplayPort 1.2
4x mini-DisplayPort 1.4a
DirectX
12 (12_0)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.5 (6.0)
6.7
Vulkan
1.2.170
1.3