Iris Plus Graphics 640 and Radeon R4 Graphics - video card comparison
Iris Plus Graphics 640
Radeon R4 Graphics
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
GCN 2.0 (2013−2017)
GPU code name
Kaby Lake GT3e
Beema
Market segment
Laptop
Desktop
Release date
January 2017
June 2014
Interface
PCIe 3.0 x1
IGP
Boost clock speed
1050 MHz
-
Core clock speed
300 MHz
800 MHz
Floating-point performance
-
204.8 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
930 million
Pipelines / CUDA cores
48
128
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
52.80
6.400
Memory type
DDR3L/LPDDR3/DDR4
System Shared
Maximum RAM amount
32 GB
System Shared
Memory bus width
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_0)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.3
Vulkan
1.1.103
1.2.131
Quick Sync
+
-