Radeon RX 570 and HD Graphics 620 - video card comparison
Passmark - benchmark score Radeon RX 570 vs HD Graphics 620
Radeon RX 570
7176
HD Graphics 620
963
Radeon RX 570
HD Graphics 620
Architecture
Polaris (2016−2019)
Gen. 9.5 Kaby Lake (2015−2017)
GPU code name
Polaris 20 Ellesmere
Kaby-Lake GT2
Market segment
Desktop
Laptop
Release date
April 2017
August 2016
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Supplementary power connectors
1x 6-pin
-
Boost clock speed
1244 MHz
1050 MHz
Core clock speed
1168 MHz
300 MHz
Floating-point performance
5,095 gflops
403.2 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
5,700 million
189 million
Pipelines / CUDA cores
2048
24
Power consumption (TDP)
120 Watt
15 Watt
Texture fill rate
159.2
25.20
Memory type
GDDR5
DDR3L/LPDDR3/LPDDR4
Maximum RAM amount
8 GB
32 GB
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
7000 MHz
System Shared
Memory bandwidth
224.0 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
12 (12_1)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
+
+
FreeSync
+
-
Quick Sync
-
+