Iris Plus Graphics 655 and Arc A780 - video card comparison
Iris Plus Graphics 655
Arc A780
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Generation 12.7 (2022)
GPU code name
Kaby Lake GT3e
DG2-512
Market segment
Laptop
Desktop
Release date
September 2017
2022
Interface
PCIe 3.0 x1
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
1200 MHz
2200 MHz
Core clock speed
300 MHz
-
Manufacturing process technology
14 nm
6 nm
Number of transistors
189 million
21,700 million
Pipelines / CUDA cores
48
4096
Power consumption (TDP)
15 Watt
200 Watt
Texture fill rate
50.40
563.2
Memory type
DDR3/DDR4
GDDR6X
Maximum RAM amount
System Shared
16 GB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
17.5 GB/s
Memory bandwidth
-
559.6 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 2.0
HDMI
-
+
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.4
6.6
Vulkan
1.1.103
1.3
Quick Sync
+
-