Iris Plus Graphics 655 and Radeon RX 6800 - video card comparison
Passmark - benchmark score Iris Plus Graphics 655 vs Radeon RX 6800
Iris Plus Graphics 655
1787
Radeon RX 6800
22945
Iris Plus Graphics 655
Radeon RX 6800
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
Navi / RDNA2 (2020−2022)
GPU code name
Kaby Lake GT3e
Navi 21
Market segment
Laptop
Desktop
Release date
September 2017
November 2020
Interface
PCIe 3.0 x1
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
1200 MHz
2105 MHz
Core clock speed
300 MHz
1815 MHz
Manufacturing process technology
14 nm
7 nm
Number of transistors
189 million
26,800 million
Pipelines / CUDA cores
48
3840
Power consumption (TDP)
15 Watt
250 Watt
Texture fill rate
50.40
505.2
Memory type
DDR3/DDR4
GDDR6
Maximum RAM amount
System Shared
16 GB
Memory bus width
System Shared
256 Bit
Memory clock speed
System Shared
16000 MHz
Memory bandwidth
-
512.0 GB/s
Shared memory
+
-
Display Connectors
No outputs
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
-
+
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.4
6.5
Vulkan
1.1.103
1.2
Quick Sync
+
-