Radeon RX 580 and Iris Xe Graphics G4 - video card comparison
Radeon RX 580
Iris Xe Graphics G4
Architecture
Polaris (2016−2019)
Generation 12.0 (2020)
GPU code name
Polaris 20
Tiger Lake GT1
Market segment
Desktop
Laptop
Release date
April 2017
September 2020
Interface
PCIe 3.0 x16
PCIe 3.0 x1
Supplementary power connectors
1x 8-pin
-
Boost clock speed
1340 MHz
1100 MHz
Core clock speed
1257 MHz
-
Floating-point performance
6,175 gflops
-
Manufacturing process technology
14 nm
10 nm
Number of transistors
5,700 million
-
Pipelines / CUDA cores
2304
384
Power consumption (TDP)
185 Watt
15 Watt
Texture fill rate
193.0
52.80
Memory type
GDDR5
System Shared
Maximum RAM amount
8 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
8000 MHz
System Shared
Memory bandwidth
256.0 GB/s
-
Shared memory
-
+
Display Connectors
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
1.2.131
1.1
Quick Sync
-
+