Intel has made available the new HD Graphics driver version 18.104.22.16867, which includes support for Microsoft Windows 8, Open GL 4.0 and Ultra HD video playback & display (4K resolution).
Additionally, this driver improves the gaming fun delivered on dozens of recent PC game titles including Runic Games' Torchlight 2, Arkane Studios' Dishonored, and EA's Warhammer Online: Wrath of Heroes. With support for Ultra HD resolution, 3rd generation Intel Core based PCs can support playback of content at resolutions beyond 1080p up to 4096x2048 on Ultra HD displays.
This driver supports both Windows 7 and Windows 8 and be downloaded from these links: 32-bit driver
, and 64-bit driver