HD Graphics 4000 and Iris Pro Graphics P555 - video card comparison
HD Graphics 4000
Iris Pro Graphics P555
Architecture
Gen. 7 Ivy Bridge (2011−2012)
Generation 9.0 (2015)
GPU code name
Ivy Bridge
Skylake GT3e
Market segment
Laptop
Desktop
Release date
March 2011
September 2015
Interface
PCIe 1.0 x16
PCIe 3.0 x1
Boost clock speed
1350 MHz
1000 MHz
Core clock speed
350 MHz
350 MHz
Floating-point performance
33.6 gflops
-
Manufacturing process technology
22 nm
14 nm+
Number of transistors
1,200 million
189 million
Pipelines / CUDA cores
16
384
Power consumption (TDP)
unknown
15 Watt
Texture fill rate
20.80
48.00
Memory type
System Shared
System Shared
Maximum RAM amount
System Shared
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
11.1 (11_0)
12 (12_1)
OpenCL
1.2
2.1
OpenGL
4.0
4.6
Shader Model
5.0
6.4
Vulkan
1.1.80
1.1.97
Quick Sync
+
-