Iris Graphics 540 and Iris Plus Graphics 645 - video card comparison
Passmark - benchmark score Iris Graphics 540 vs Iris Plus Graphics 645
Iris Graphics 540
1296
Iris Plus Graphics 645
1779
Iris Graphics 540
Iris Plus Graphics 645
Architecture
Gen. 9 Skylake (2015−2016)
Gen. 9.5 Coffee Lake (2019)
GPU code name
Skylake GT3e
Kaby Lake GT3e
Market segment
Laptop
Laptop
Release date
September 2015
July 2019
Interface
PCIe 3.0 x1
PCIe 3.0 x1
Boost clock speed
1050 MHz
1150 MHz
Core clock speed
300 MHz
300 MHz
Manufacturing process technology
14 nm
14 nm
Number of transistors
189 million
-
Pipelines / CUDA cores
48
48
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
50.40
50.40
Memory type
eDRAM
DDR3, DDR4
Maximum RAM amount
64 MB
System Shared
Memory bus width
eDRAM + 64/128 Bit
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
1.1.97
1.1.103
Quick Sync
+
+