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DisplayCompaq CQ57-311NR 
Screen Size15.60 "
Display Screen TypeActive Matrix TFT Color LCD
Aspect Ratio16:9
Screen ModeHD
Screen Resolution1366 x 768
Backlight TechnologyLED
Graphics Controller ManufacturerAMD
Graphics Controller ModelRadeon HD 6310
Graphics Memory CapacityUp to 949 MB
Graphics Memory TechnologyDDR3 SDRAM
Graphics Memory AccessibilityShared
Hard DriveCompaq CQ57-311NR
Storage Size320 GB
Hard Drive InterfaceSerial ATA
Hard Drive RPM5400
Optical Drive TypeDVD-Writer
MemoryCompaq CQ57-311NR
Memory Card SupportedMultiMediaCard (MMC), Secure Digital (SD) Card, Memory Stick, Memory Stick PRO, xD-Picture Card
Standard Memory2 GB
Maximum Memory8 GB
Memory TechnologyDDR3 SDRAM
Number of Total Memory Slots2
Memory Card ReaderYes
NetworkCompaq CQ57-311NR
Wireless LANYes
Wireless LAN StandardIEEE 802.11b/g/n
Ethernet TechnologyFast Ethernet
DimensionsCompaq CQ57-311NR
Height1.4"
Width14.8"
Depth9.7"
Weight (Approximate)88.0 oz
ColorBlack
Detailed SpecsCompaq CQ57-311NR
WebcamYes
MicrophoneYes
SpeakersYes
ProcessorCompaq CQ57-311NR
Processor ManufacturerAMD
Processor ModelE-300
Processor Speed1.30 GHz
Processor CoreDual-core (2 Core)
Cache1 MB
SoftwareCompaq CQ57-311NR
Operating SystemWindows 7 Home Premium with SP1
Operating System Architecture64-bit
Input DevicesCompaq CQ57-311NR
Pointing Device TypeTouchPad
TouchPad FeaturesMulti-touch Gesture
BatteryCompaq CQ57-311NR
Battery ChemistryLithium Ion (Li-Ion)
Maximum Battery Run Time6.25 Hour
InterfacesCompaq CQ57-311NR
Total Number of USB Ports3
Number of USB 2.0 Ports3
VGAYes
Audio Line InYes
Audio Line OutYes