Those are DVDs that contain a full restore of Mac OS X Leopard and additional software such as iLife and Bootcamp. So without them, you can't restore your computer or upgrade your hard drive.
Err if you bought the 2.53GHz version it should have come with 4GB of RAM and a 320GB HDD. The specs you mentioned matched the 2.4GHz version, which comes with 2GB of ram and a 250GB HDD.
Those are DVDs that contain a full restore of Mac OS X Leopard and additional software such as iLife and Bootcamp. So without them, you can't restore your computer or upgrade your hard drive.
Err if you bought the 2.53GHz version it should have come with 4GB of RAM and a 320GB HDD. The specs you mentioned matched the 2.4GHz version, which comes with 2GB of ram and a 250GB HDD.
2.5ghz
2gb ddr3
250gb
15"
geforce 9400m and geforce 9600m gt
802.11 n