Radeon Pro Duo Polaris and Quadro P620 - video card comparison
Radeon Pro Duo Polaris
Quadro P620
Architecture
GCN 4.0 (2016−2020)
Pascal (2016−2021)
GPU code name
Ellesmere
GP107
Market segment
Workstation
Workstation
Release date
April 2017
May 2019
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
None
Boost clock speed
-
1442 MHz
Core clock speed
1243 MHz
1177 MHz
Floating-point performance
2x 5,728 gflops
1,490 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
5,700 million
3,300 million
Pipelines / CUDA cores
2304
512
Power consumption (TDP)
250 Watt
25 Watt
Texture fill rate
179.0
43.33
Memory type
GDDR5
GDDR5
Maximum RAM amount
16 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
7000 MHz
6000 MHz
Memory bandwidth
224.0 GB/s
80.13 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
4x mini-DisplayPort
HDMI
+
-
DirectX
12 (12_0)
12 (12_1)
CUDA
-
6.1
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.2.131
1.2.131