Radeon Pro Duo Polaris and RTX A4000 - video card comparison
Radeon Pro Duo Polaris
RTX A4000
Architecture
GCN 4.0 (2016−2020)
Ampere (2020−2022)
GPU code name
Ellesmere
GA104
Market segment
Workstation
Workstation
Release date
April 2017
April 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 6-pin
Boost clock speed
-
1560 MHz
Core clock speed
1243 MHz
-
Floating-point performance
2x 5,728 gflops
-
Manufacturing process technology
14 nm
8 nm
Number of transistors
5,700 million
17,400 million
Pipelines / CUDA cores
2304
6144
Power consumption (TDP)
250 Watt
140 Watt
Texture fill rate
179.0
299.5
Memory type
GDDR5
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
7000 MHz
14 GB/s
Memory bandwidth
224.0 GB/s
448.0 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
4x DisplayPort 1.4a
HDMI
+
-
DirectX
12 (12_0)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.4
6.7
Vulkan
1.2.131
1.3