Dell Alienware M17x R4 (Early 2012) - Manual (Page 3)

Hard drive
Interface • SATA 2.0 (3 Gb/s) or SATA 3.0 (6 Gb/s)
• Solid-State Drive (SSD)
• mSATA
Number of hard drives two
Hard drive • two 2.5-inch SATA 2.0 (3Gb/s) or SATA 3.0 (6Gb/s)
hard drives
• two solid-state drives
Communications
Wireless • one half Mini-Card slot
• one full Mini-Card slot
• Bluetooth
• Wireless Display (optional)
• WirelessHD (optional)
Network adapter • one RJ45 port
• 10/100/1000 Mbps Ethernet LAN on system board
Ports and connectors
Network adapter one RJ45 port
USB four 4-pin USB 3.0-compliant ports
eSATA/USB combo one 7-pin/4-pin eSATA/USB 2.0-compliant combo
port with PowerShare and Windows debugging
HDMI input one 19-pin port
HDMI output one 19-pin port
Mini DisplayPort one 20-pin port
VGA one 15 hole port
Audio • one stereo headphones/speakers port
• one microphone/speakers port
• one headphones/microphone/speakers
combo port
S/PDIF one S/P DIF port
Media Card Reader one 9-in-1 slot