Iris Plus Graphics 655 and Radeon HD 8870M - video card comparison
Passmark - benchmark score Iris Plus Graphics 655 vs Radeon HD 8870M
Iris Plus Graphics 655
1787
Radeon HD 8870M
1687
Iris Plus Graphics 655
Radeon HD 8870M
Architecture
Gen. 9.5 Kaby Lake (2015−2017)
GCN (2011−2017)
GPU code name
Kaby Lake GT3e
Venus
Market segment
Laptop
Laptop
Release date
September 2017
December 2012
Interface
PCIe 3.0 x1
PCIe 3.0 x16
Boost clock speed
1200 MHz
775 MHz
Core clock speed
300 MHz
725 MHz
Floating-point performance
-
992.0 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
189 million
1,500 million
Pipelines / CUDA cores
48
640
Power consumption (TDP)
15 Watt
-
Texture fill rate
50.40
31.00
Memory type
DDR3/DDR4
GDDR5, DDR3
Maximum RAM amount
System Shared
2 GB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
4500 MHz
Memory bandwidth
-
72 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 (11_1)
OpenCL
2.1
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.1.103
1.2.131
Quick Sync
+
-