Radeon RX 550 and Iris Plus Graphics 640 - video card comparison
Passmark - benchmark score Radeon RX 550 vs Iris Plus Graphics 640
Radeon RX 550
2809
Iris Plus Graphics 640
1534
Radeon RX 550
Iris Plus Graphics 640
Architecture
GCN 4.0 (2016−2020)
Gen. 9.5 Kaby Lake (2015−2017)
GPU code name
Lexa
Kaby Lake GT3e
Market segment
Desktop
Laptop
Release date
April 2017
January 2017
Interface
PCIe 3.0 x8
PCIe 3.0 x1
Supplementary power connectors
None
-
Boost clock speed
1183 MHz
1050 MHz
Core clock speed
1100 MHz
300 MHz
Floating-point performance
1,211 gflops
-
Manufacturing process technology
14 nm
14 nm
Number of transistors
2,200 million
189 million
Pipelines / CUDA cores
512
48
Power consumption (TDP)
50 Watt
15 Watt
Texture fill rate
37.86
52.80
Memory type
GDDR5
DDR3L/LPDDR3/DDR4
Maximum RAM amount
4 GB
32 GB
Memory bus width
128 Bit
64/128 Bit
Memory clock speed
7000 MHz
System Shared
Memory bandwidth
112.0 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 1x 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
1.1.103
Quick Sync
-
+