Iris Plus Graphics 645 and Radeon 680M - video card comparison
Passmark - benchmark score Iris Plus Graphics 645 vs Radeon 680M
Iris Plus Graphics 645
1779
Radeon 680M
6351
Iris Plus Graphics 645
Radeon 680M
Architecture
Gen. 9.5 Coffee Lake (2019)
RDNA 2 (2020−2022)
GPU code name
Kaby Lake GT3e
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
July 2019
January 2022
Interface
PCIe 3.0 x1
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
1150 MHz
2400 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
-
13,100 million
Pipelines / CUDA cores
48
768
Power consumption (TDP)
15 Watt
45 Watt
Texture fill rate
50.40
115.2
Memory type
DDR3, DDR4
System Shared
Maximum RAM amount
System Shared
System Shared
Memory bus width
System Shared
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
+
-