interface speeds

March 23rd, 2010 by tommyb
interface speed Notes
Ethernet  10/100/1000 mbs  network connectios
Usb(1.1,2.0,3.0)  1.11:2mbps 2.0:480mbps 3.0:5gbps  
Firewire  400mbps  1394 B is 2x as much as A
Bluetooth(1.1/2.0) 1.1:721kbps  2.0:3mbps  
Parallel  115.2kbps  
Serial  28.9kbps  
Wi-fi(a/b/g/n)802,11  a:54mbps b:11mbps g:54mbps n:540mbps  network connections

POWER MANAGEMENT ACPI STATEMENTS

February 3rd, 2010 by tommyb

STANDARD0=THE COMPUTER IS ON AND THE CPU IS RUNNING

STANDARD1=THE COMPUTER IS NOT ON BUT THE CPU AND RAM ARE STILL RECIVING POWER

STANDARD2=THE CPU IS OFF BUT THE RAM IS REFRESHED. THE SYSTEM IS IN A LOWER MODE THAN S1

STANDARD3=THE CPU IS OFF,AND THE RAM IS SET TO A SLOW REFESH RATE. THIS MODE IS OFTEN CALLED “SAVE TO THE RAM”.IN WINDOWS XP, THIS STATE IS KNOWN AS THE STANBY MODE.

STANDARD4=THE CPU AND RAM ARE OFF.THE CONTENTS OF THE RAM HAVE BEEN SAVED TO  A TEMPORARY FILE ON THE HARD DISK. THIS MODE IS ALSO CALLED “SAVED TO THE DISK”.IN WINDOWS XP, THIS STATE IS KNOWN AS HIBERNATE MODE

STANDARD5=THE COMPUTER IS OFF AND NOTHING HAS BEEN SAVED