Radeon RX 570 and Radeon 620 - video card comparison
Passmark - benchmark score Radeon RX 570 vs Radeon 620
Radeon RX 570
7176
Radeon 620
924
Radeon RX 570
Radeon 620
Architecture
Polaris (2016−2019)
GCN 1.0 (2012−2020)
GPU code name
Polaris 20 Ellesmere
Polaris 24
Market segment
Desktop
Laptop
Release date
April 2017
August 2019
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
1x 6-pin
None
Boost clock speed
1244 MHz
1024 MHz
Core clock speed
1168 MHz
-
Floating-point performance
5,095 gflops
-
Manufacturing process technology
14 nm
28 nm
Number of transistors
5,700 million
1,550 million
Pipelines / CUDA cores
2048
384
Power consumption (TDP)
120 Watt
50 Watt
Texture fill rate
159.2
24.58
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
8 GB
4 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
7000 MHz
2250 MHz
Memory bandwidth
224.0 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.3
Vulkan
+
1.2.131
FreeSync
+
-