Iris Plus Graphics 640 and Radeon 540X - video card comparison
Passmark - benchmark score Iris Plus Graphics 640 vs Radeon 540X
Iris Plus Graphics 640
1534
Radeon 540X
1472
Iris Plus Graphics 640
Radeon 540X
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
GCN 4.0 (2016−2020)
GPU code name
Kaby Lake GT3e
Lexa
Market segment
Laptop
Laptop
Release date
January 2017
August 2019
Interface
PCIe 3.0 x1
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
1050 MHz
1219 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
14 nm
Number of transistors
189 million
2,200 million
Pipelines / CUDA cores
48
512
Power consumption (TDP)
15 Watt
50 Watt
Texture fill rate
52.80
33.47
Memory type
DDR3L/LPDDR3/DDR4
GDDR5
Maximum RAM amount
32 GB
2 GB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
System Shared
6000 MHz
Memory bandwidth
-
112.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x DVI, 1x HDMI, 1x 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
+
-