supply, installation and commissioning of items under rate contract supply, installation and commissioning of desktop computers, all-in-one desktop computers, mini pcs, ups systems, ups batteries, printers, mfds, digital copiers, networking components, tablets, display monitors tvs and others , a1 - desktop computer , pentium desktop computer-linux , pentium desktop computer-windows , i3 - desktop computer-linux , i3 - desktop computer-windows , i5 - desktop computer- linux , i5 - desktop computer-windows , i5 - desktop computer-windows, ssd with tpm , i7 - desktop computer-linux , i7 - desktop computer-windows with tpm , i9 - desktop computer-linux , i9 - desktop computer-windows with tpm , amd ryzen3 - desktop computer-linux , amd ryzen3 - desktop computer-windows , amd ryzen 5-desktop computer-linux , amd ryzen 5-desktop computer-windows , desktop ryzen 7-linux , desktop ryzen 7-windows , imac 24” ( desktop ) with 512 gb ssd , addon , antivirus - mcafee / norton / symantec / kaspersky with 3 year licence , antivirus - mcafee / norton / symantec / kaspersky with 1 year licence , pre loaded windows 11 professional ( with licensed key ) in lieu of pre loaded windows 11 home , windows 11 professional advanced pre – loaded for workstation , 8gb ddr4 memory , 16gb ddr4 memory , 32gb ddr4 memory , 16gb ddr4 memory in lieu of 8gb , 32gb ddr4 memory in lieu of 8gb , 32gb ddr4 memory in lieu of 16gb , 64gb ddr4 memory in lieu of 16gb , internal 1tb sata hdd , internal 2tb sata hdd , 2tb sata hdd in lieu of 1tb sata hdd , internal ssd - 256gb ( desktop / laptop ) , internal ssd - 512gb ( desktop / laptop ) , internal ssd - 1tb ( desktop / laptop ) , external 1tb hdd , external 2tb hdd , external 4tb hdd , 19 ( ±0.5 inch ) led monitor , 21 ( ±0.5 inch ) led monitor , 23 ( ±0.5 inch ) led monitor , 27 ( ±0.5 inch ) led monitor , 21 led monitor in lieu of 19 led monitor , 23 led monitor in lieu of 19 led monitor , 27 led monitor in lieu of 19 led monitor , membrane keyboard , mechanical keyboard , bi-lingual keyboard , wireless keyboard , mechanical keyboard in lieu of membrane keyboard , bi-lingual keyboard in lieu of membrane keyboard , wireless keyboard in lieu of membrane keyboard , wireless keyboard and mouse combo , wired optical mouse with pad , wireless mouse with pad , 2gb graphics card , 4gb graphics card , 2gb graphics card for work station , 4gb graphics card for work station , 8gb graphics card for work station , built-in wi-fi device for desktop , webcam ( hd video calling and video capture upto 1280 * 720 pixel @ 30 fps min 2 mp or above hi - speed usb 2.0 certified or above built-in mic with noise reduction auto focus ) , ext usb speaker ( minimum 20 watts ) , ext usb speaker ( minimum 20 watts ) , ext usb speaker ( minimum 20 watts ) , ext usb speaker ( minimum 20 watts ) , ext usb speaker ( minimum 20 watts ) , ext usb speaker ( minimum 20 watts )