Complex sentence: In the US it has 512 or 1024MB of RAM, 4,8, or 16GB of SSD Storage and it comes with either its Netbook Remix version of Ubuntu Linux or Windows XP Home ULCPC Edition with Service Pack 3.
Split into simpler sentences: In the US it has 512 or 1024MB of RAM, 4,8, or 16GB of SSD Storage. It comes bundled with either Netbook Remix or Windows XP Home ULCPC Edition with Service Pack 3.