The minimum system requirements to run Comcast High-Speed Internet are different based on the speed tier that you subscribe to.
Speeds up to 20 Mbps
| Processor Speed |
|
| Windows XP/2000 |
300 MHz or higher |
| Vista |
1.5 GHz or higher |
| Mac OS 10.4 or higher |
Power PC G3 or higher |
| Memory |
|
| Windows XP/2000 |
128 MB |
| Vista |
512 MB |
| Mac OS 10.4 or higher |
256 MB |
| Hard Drive Space |
|
| Windows XP/2000 |
150 MB |
| Vista |
150 MB |
| Mac OS 10.4 or higher |
100 MB |
| Input Device |
|
| CD-ROM |
|
| Ethernet |
|
| 10/100 Fast Ethernet |
|
| Browser |
|
| IE 6.0, Firefox 2.0, Safari 2.0 |
|
Speeds up to 30 Mbps
| Processor Speed |
|
| Windows XP/2000 |
750 MHz or higher |
| Vista |
1.5 GHz or higher |
| Mac OS 10.4 or higher |
600 MHz or higher |
| Memory |
|
| Windows XP/2000 |
256 MB |
| Vista |
512 MB |
| Mac OS 10.4 or higher |
256 MB |
| Hard Drive Space |
|
| Windows XP/2000 |
150 MB |
| Vista |
150 MB |
| Mac OS 10.4 or higher |
100 MB |
| Input Device |
|
| CD-ROM |
|
| Ethernet |
|
| 10/100 Fast Ethernet |
|
| Browser |
|
| IE 6.0, Firefox 2.0, Safari 2.0 |
|
Speeds up to 50 Mbps
| Processor Speed |
|
| Windows XP/2000 |
1 GHz or higher |
| Vista |
1.5 GHz or higher |
| Mac OS 10.4 or higher |
800 MHz or higher |
| Memory |
|
| Windows XP/2000 |
256 MB |
| Vista |
512 MB |
| Mac OS 10.4 or higher |
256 MB |
| Hard Drive Space |
|
| Windows XP/2000 |
150 MB |
| Vista |
150 MB |
| Mac OS 10.4 or higher |
100 MB |
| Input Device |
|
| CD-ROM |
|
| Ethernet |
|
| 10/100 Fast Ethernet |
|
| Browser |
|
| IE 6.0, Firefox 2.0, Safari 2.0 |
|