UHD Graphics 620 and Radeon RX 580X - video card comparison
Passmark - benchmark score UHD Graphics 620 vs Radeon RX 580X
UHD Graphics 620
1061
Radeon RX 580X
8032
UHD Graphics 620
Radeon RX 580X
Architecture
Gen. 9.5 (2017)
GCN 4.0 (2016−2020)
GPU code name
Kaby-Lake-Refresh GT2
Polaris 20
Market segment
Laptop
Desktop
Release date
September 2017
April 2018
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Supplementary power connectors
-
1x 8-pin
Boost clock speed
1150 MHz
1340 MHz
Core clock speed
300 MHz
1257 MHz
Floating-point performance
-
6,175 gflops
Manufacturing process technology
14 nm
14 nm
Number of transistors
189 million
5,700 million
Pipelines / CUDA cores
24
2304
Power consumption (TDP)
15 Watt
185 Watt
Texture fill rate
27.60
193.0
Memory type
LPDDR3/DDR4
GDDR5
Maximum RAM amount
32 GB
8 GB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
8000 MHz
Memory bandwidth
-
256.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
12 (12_1)
12 (12_0)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.1.103
1.2.131
Quick Sync
+
-