Iris Plus Graphics 645 and Iris Xe Graphics G4 - video card comparison
Iris Plus Graphics 645
Iris Xe Graphics G4
Architecture
Gen. 9.5 Coffee Lake (2019)
Generation 12.0 (2020)
GPU code name
Kaby Lake GT3e
Tiger Lake GT1
Market segment
Laptop
Laptop
Release date
July 2019
September 2020
Interface
PCIe 3.0 x1
PCIe 3.0 x1
Boost clock speed
1150 MHz
1100 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
10 nm
Pipelines / CUDA cores
48
384
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
50.40
52.80
Memory type
DDR3, DDR4
System Shared
Maximum RAM amount
System Shared
System Shared
Memory bus width
System Shared
System Shared
Memory clock speed
System Shared
System Shared
Shared memory
+
+
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (12_1)
OpenCL
2.1
2.1
OpenGL
4.6
4.6
Shader Model
6.4
6.4
Vulkan
1.1.103
1.1
Quick Sync
+
+