Iris Plus Graphics 640 and Steam Deck OLED GPU - video card comparison
Iris Plus Graphics 640
Steam Deck OLED GPU
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
RDNA 2.0 (2020−2022)
GPU code name
Kaby Lake GT3e
Sephiroth
Market segment
Laptop
Desktop
Release date
January 2017
2023
Interface
PCIe 3.0 x1
-
Boost clock speed
1050 MHz
1600 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
189 million
2,400 million
Pipelines / CUDA cores
48
512
Power consumption (TDP)
15 Watt
15 Watt
Texture fill rate
52.80
51.20
Memory type
DDR3L/LPDDR3/DDR4
LPDDR5
Maximum RAM amount
32 GB
16 GB
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
System Shared
5.5 GB/s
Memory bandwidth
-
88 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x USB Type-C
DirectX
12 (12_1)
12 (12_1)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.1.103
1.2
Quick Sync
+
-