$WW,1$$FG,5$$TX+CX,"Requirements for TempleOS"$$FG$ $FG,5$User Skills Required$FG$ * Knowledge of the $FG,2$C$FG$ programming language. $FG,5$Supported Hardware$FG$ * $FG,4$$TX,"x86_64",HTML="http://en.wikipedia.org/wiki/Amd64#AMD64"$$FG$ PC compatible computer. (Obviously, you need 64-bit hardware for a 64-bit operating system.) * 640x480 16 color VGA graphics. * Most$FG$ keyboards and mice. * Minimum 256 Meg RAM; Maximum $TX,"128 Gig",D="DD_MAPPED_MEM_SPACE_GIG"$ RAM (easily increased). * Internal PC Speakers. * CD/DVD-ROMs (not SCSI). ISO9660 file system. * ATA and SATA hard drives. $FG,5$Unsupported Hardware$FG$ * No graphics acceleration. * No sound cards. * $FG,4$No networking$FG$. * No USB devices, except keyboard and mouse in legacy mode. No, you can't use flash memory cards. * No printers.