Iris Plus Graphics 640 and Radeon RX 6400 - video card comparison
Passmark - benchmark score Iris Plus Graphics 640 vs Radeon RX 6400
Iris Plus Graphics 640
1534
Radeon RX 6400
7778
Iris Plus Graphics 640
Radeon RX 6400
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
RDNA 2.0 (2020−2022)
GPU code name
Kaby Lake GT3e
Navi 24
Market segment
Laptop
Desktop
Release date
January 2017
January 2022
Interface
PCIe 3.0 x1
PCIe 4.0 x4
Supplementary power connectors
-
None
Boost clock speed
1050 MHz
2321 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
189 million
5,400 million
Pipelines / CUDA cores
48
768
Power consumption (TDP)
15 Watt
53 Watt
Texture fill rate
52.80
111.4
Memory type
DDR3L/LPDDR3/DDR4
GDDR6
Maximum RAM amount
32 GB
4 GB
Memory bus width
64/128 Bit
64 Bit
Memory clock speed
System Shared
16 GB/s
Memory bandwidth
-
128.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x HDMI 2.1, 1x DisplayPort 1.4a
HDMI
-
+
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.1
2.2
OpenGL
4.6
4.6
Shader Model
6.4
6.6
Vulkan
1.1.103
1.3
Quick Sync
+
-