Iris Plus Graphics 640 and Radeon 680M - video card comparison
Passmark - benchmark score Iris Plus Graphics 640 vs Radeon 680M
Iris Plus Graphics 640
1534
Radeon 680M
6351
Iris Plus Graphics 640
Radeon 680M
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
RDNA 2 (2020−2022)
GPU code name
Kaby Lake GT3e
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
January 2017
January 2022
Interface
PCIe 3.0 x1
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
1050 MHz
2400 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
189 million
13,100 million
Pipelines / CUDA cores
48
768
Power consumption (TDP)
15 Watt
45 Watt
Texture fill rate
52.80
115.2
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_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
+
-