The Intel(R) Q45/Q43 Express Chipset (Microsoft Corporation - WDDM 11) driver is related to the graphics and display
The WDDM (Windows Display Driver Model) refers to a Microsoft display driver model introduced in Windows Vista and used in later versions of Windows, including Windows 7, 8, 10, and 11. WDDM 11 indicates that this driver supports the specific features of WDDM version 11, which includes better graphics performance, improved memory management, and support for more advanced visual effects and multi-monitor configurations.
The Intel Q45/Q43 Express Chipset includes integrated graphics (Intel GMA 4500) that provides basic graphical output and acceleration for 2D and 3D applications. The driver you're asking about ensures that your system can properly utilize these integrated graphics.
Intel(R) Q45/Q43 Express Chipset (Microsoft Corporation - WDDM 1.1) drivers / Hewlett-Packard HP Compaq Dc7900 Ultra-Slim Desktop
Device Name:
Intel(R) Q45/Q43 Express Chipset (Microsoft Corporation - WDDM 1.1)
Hardware ID:
PCI\VEN_8086&DEV_2E12&SUBSYS_3036103C&REV_03
PCI\VEN_8086&DEV_2E12&SUBSYS_3036103C
PCI\VEN_8086&DEV_2E12&CC_030000
PCI\VEN_8086&DEV_2E12&CC_0300
Compatible IDs:
PCI\VEN_8086&DEV_2E12&REV_03
PCI\VEN_8086&DEV_2E12 <---- Device ID matches with our database
PCI\VEN_8086&CC_030000
PCI\VEN_8086&CC_0300
PCI\VEN_8086
PCI\CC_030000
PCI\CC_0300
Version:
8.15.10.2202,2010-08-25
This download provides Intel(R) Q45/Q43 Express Chipset (Microsoft Corporation - WDDM 1.1) driver and is supported on Hewlett-Packard HP Compaq Dc7900 Ultra-Slim Desktop that is designed to run on Windows Operating System Only.
Driver Version:
8.15.10.2702
Operating System:
2K,XP,2K3,VISTA,WIN7,WIN8/32bits
Manufacturer:
Intel Corporation
You are viewing the drivers of an anonymous computer which may be not the same with your current computer. These driver(s) may not work with your computer. Please click on the link below to download, scan and get the correct drivers.
from 
Hardware Support
Mobile Intel(R) 4 Series Express Chipset Family (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2A42
Mobile Intel(R) 4 Series Express Chipset Family (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2A43
Intel(R) 4 Series Internal Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E02
Intel(R) 4 Series Internal Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E03
Intel(R) Q45/Q43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E12
Intel(R) Q45/Q43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E13
Intel(R) G45/G43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E22
Intel(R) G45/G43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E23
Intel(R) G41 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E32
Intel(R) G41 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E33
Intel(R) B43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E42
Intel(R) B43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E43
Intel(R) B43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E92
Intel(R) B43 Express Chipset (Microsoft Corporation - WDDM 1.1)
PCI\VEN_8086&DEV_2E93
