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Basic Specs Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN 
Typenotebook
Operating SystemWin Vista Business
Processor Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
ProcessorCore 2 Duo 2260 MHz
Processor ModelP8400
Number of Cores2
L2 cache3 MB
The system bus1066
Memory Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
Memory4096 MB DDR3 1066 MHz
Maximum Memory4096 MB
Number of Total Memory Slots2
Display Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
Display13.1-inch, 1366x768, widescreen
Backlight TechnologyLED
Graphics Controllerdiscrete
Graphics Chipset ModelNVIDIA GeForce 9300M GS
Graphics Memory128 MB GDDR3
Storage Devices Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
Optical Drive TypeDVD-RW, internal
Storage Size250 GB Serial ATA
Hard Drive Speed5400 r/min
Communication Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
LAN/ModemNIC 1000 Mbit/s, a fax modem
Wireless Communicationbluetooth, Wi-Fi 802.11g
InterfacesUSB 2.0x2, FireWire, Connector for docking station, VGA (D-Sub), HDMI, LAN (RJ-45) and modem (RJ-11)
Expansion slots Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
ExpressCard slotExpressCard/34
Memory Card ReaderYes
Memory Card SupportMS, SD
Battery Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
Maximum Battery Run Time5.3 hours
Battery ChemistryLi-Ion
Battery charging time3.4 hours
Input Devices Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
Pointing Device TypeTouchpad
Audio Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
SpeakersYes
MicrophoneYes
Detailed Specs Sony VAIO VGN-Z21WRNSony Vaio VGN-Z21WRN
WebcamYes
FeaturesLock slot
Dimensions (HxWxT)314x210x33 mm
Weight1.4 kg