anatomy of computer

123456789101112
Across
  1. 4. you can add devices, such as moderns and sound cards
  2. 5. you can usually increase the performance by adding additional...
  3. 6. it activates when you turn on the computer
  4. 7. they are much slower than new USB and firewire ports
  5. 9. houses your graphic card, which supplies the image to the monitor
  6. 11. most of these attach to one of the mother-board's PCI slots
Down
  1. 1. a large PCB that houses most of your computer's components
  2. 2. if you have an older printer or scanner you probably connect to this
  3. 3. you can use this to connect to many different types of peripherals
  4. 4. some newer mice include USB cables but most need...
  5. 8. isn't in the prettiest components by any means
  6. 10. transfers data at 12 mps
  7. 12. you can't see it when you open your case because a headsink covers it