38 Datasheet
Platform Controller Hub Features
Direct Media Interface
—NEW: Up to 20 Gb/s each direction, full
duplex
—Transparent to software
PCI Express*
—Up to eight PCI Express root ports
—NEW: Supports PCI Express Rev 2.0
running at up to 5.0 GT/s
—Ports 1-4 and 5-8 can independently be
configured to support eight x1s, two x4s,
two x2s and four x1s, or one x4 and four x1
port widths
—Module based Hot-Plug supported (that is,
ExpressCard*)
Integrated Serial ATA Host Controller
—Up to six SATA ports
—NEW: Data transfer rates up to 6.0 Gb/s
(600 MB/s) on up to two ports
—Data transfer rates up to 3.0 Gb/s
(300 MB/s) and up to 1.5 Gb/s
(150 MB/s) on all ports
—Integrated AHCI controller
External SATA support on all ports
—3.0 Gb/s / 1.5 Gb/s support
—Port Disable Capability
Intel
®
Rapid Storage Technology
—Configures the PCH SATA controller as a
RAID controller supporting RAID 0/1/5/10
Intel
®
High Definition Audio Interface
—PCI Express endpoint
—Independent Bus Master logic for eight
general purpose streams: four input and
four output
—Support four external Codecs
—Supports variable length stream slots
—Supports multichannel, 32-bit sample
depth, 192 kHz sample rate output
—Provides mic array support
—Allows for non-48 kHz sampling output
—Support for ACPI Device States
—Low Voltage
Platform Environmental Control Interface
(PECI)
USB
—Two EHCI Host Controllers, supporting up
to fourteen external USB 2.0 ports
—Two USB 2.0 Rate Matching Hubs
—Per-Port-Disable Capability
—Includes up to two USB 2.0 High-speed
Debug Ports
—Supports wake-up from sleeping states S1-
S4
—Supports legacy Keyboard/Mouse software
Integrated Gigabit LAN Controller
—Connection utilizes PCI Express pins
—Integrated ASF Management Controller
—Network security with System Defense
—Supports IEEE 802.3
—10/100/1000 Mbps Ethernet Support
—Jumbo Frame Support
Intel
®
I/O Virtualization (Intel
®
VT-d) Support
Intel
®
Trusted Execution Technology Support
Intel
®
Anti-Theft Technology
Power Management Logic
—Supports ACPI 4.0a
—ACPI-defined power states (processor
driven C states)
—ACPI Power Management Timer
—SMI# generation
—All registers readable/restorable for proper
resume from 0 V core well suspend states
—Support for APM-based legacy power
management for non-ACPI
implementations
Integrated Clock Controller
—Full featured platform clocking without
need for a discrete clock chip
—Ten PCIe 2.0 specification compliant clocks,
four 33 MHz PCI clocks, four Flex Clocks
that can be configured for various crystal
replacement frequencies, one 120 MHz
clock for embedded DisplayPort*
—Two isolated PCIe* 2.0 jitter specification
compliant clock domains
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