There are also some disputes on the numbering for this PS2 version, since there are actually two sub-versions of the SCPH-70000.
Later hardware revisions had better compatibility with PlayStation games (Metal Gear Solid: VR Missons works on most silver models).
The machine's future continues to be uncertain, with North American and European launches considered to be distant if at all.
However the New Slim Silver Models have more issues with playing PlayStation games than the first PS2 revisions.
It is backwards compatible with older PlayStation (PS1) games, allows for DVD Video playback, and will play PS2 games off of cheap CD-ROMs or higher-capacity DVD-ROMs.
Two propositions were to name the old model (EE and GS, separate chips) V11.5 and the newer model V12, and to name the old model V12 and the newer model V13.
In September of that year, in time for the launch of Grand Theft Auto: San Andreas (the best-selling game during the 2004 Holiday season), Sony revealed a new, smaller PS2 (see Hardware revisions).
Although external USB 2.0 enclosures are affordable the lack of internal hard disk has implicated a problem for users with perhaps little knowledge of the software required to enable the external disk functionality.
Another major selling point over the Dreamcast was the PlayStation 2's ability to play DVDs, which gained it a presence in electronics stores which did not formerly sell video game consoles.
As a result, although Sony and Nintendo both started out late and although both followed a decentralized model of online gaming where the responsibility is up to the developer to provide the servers, Sony's efforts made PS2 online gaming a big success.
In preparation for the launch of a new, slimmer PlayStation 2 model (SCPH-70000), Sony had stopped making the older PS2 model (SCPH-5000x) sometime during the summer of 2004 to let the distribution channel empty out stock of the units.
Many analysts predicted a close 3-way matchup between the PS2 and its soon-to-be-released competitors Microsoft Xbox and Nintendo GameCube, noting that the PS2's graphics were inferior but that it had the advantage of a head start, and had a wide assortment of games of every genre (Xbox's strength was in its hardware; GameCube was the cheapest of the 3 consoles).
Only a few million users had obtained consoles by the end of 2000 due to manufacturing delays.
Since the V12 version had already been established for this model, there were some disputes regarding these sub-versions.
The PlayStation 2 had a difficult start.
V3 has a substantially different internal structure from the subsequent revisions, featuring several interconnected printed circuit boards.
