

It has 20x + improvement from prior generation and is automatic, continuous, fine-grained, transparent to well written SW.

Haswell power management innovationHaswell core-based processors offer advanced power management.

It supports up to three independent displays: HDMI, DVI, Display Port, VGA (via Lynx Point). It also features digital display repartition, where digital display ports are wired directly to the CPU and analog displays are handled by a Random Access Memory Digital-to-Analog Converter (RAMDAC) located in the Platform Controller Hub (PCH). The integrated graphics supports DirectX 11.1 for optimized graphics performance and OpenGL 3.2 & OpenCL 1.2 for enhanced general purpose computing in GPGPU supported applications.
