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Basic Specs Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER 
Typenotebook
Operating SystemWin 7 Home Basic
Processor Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
ProcessorCeleron 2200 MHz
Processor Model900
Number of Cores1
L2 cache1 MB
The system bus800 MHz
Chipset ModelIntel GL40
Memory Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
Memory2048 MB DDR2
Maximum Memory8192 MB
Number of Total Memory Slots2
Display Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
Display15.6-inch, 1366x768, widescreen
Display Screen Typeglossy
Graphics Controllerbuilt-in
Graphics Chipset ModelIntel GMA 4500MHD
Graphics MemorySMA
Storage Devices Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
Optical Drive TypeDVD-RW, internal
Storage Size160 GB Serial ATA
Hard Drive Speed7200 r/min
Communication Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
LAN/ModemNetwork 10/100 Mbit/s
Wireless CommunicationWi-Fi 802.11g
InterfacesUSB 2.0x3, VGA (D-Sub), HDMI, microphone input, audio output/headphone, LAN (RJ-45)
Expansion slots Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
Memory Card ReaderYes
Memory Card SupportMS, MS PRO, SD, xD-Picture Card
Battery Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
Number of Battery Cells6
Battery ChemistryLi-Ion
Input Devices Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
Pointing Device TypeTouchpad
Audio Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
SpeakersYes
MicrophoneYes
Detailed Specs Compaq PRESARIO CQ61-421ERCompaq Presario CQ61-421ER
WebcamYes
Dimensions (HxWxT)378x252x41.2 mm
Weight2.68 kg