V5 introduces minor internal changes and the only difference between V6 (sometimes called V5.1) and V5 is the orientation of the Power/Reset switch board connector, which was reversed to prevent the use of no-solder modchips.
There is also now a V14 model (SCPH-75001) which contains an integrated EE and GS (disputed - see talk page) , and different ASICs compared to previous revisions, some chips having a copyright date of 2005 compared to 2000,2001 for earlier models.
When it was released, the PS2 had many advanced features that were not present in other contemporary video game consoles, including its DVD capabilities and USB and IEEE 1394 expansion ports.
Developers also complained that it was difficult to develop for the system, with little in the way of reference material from Sony for its exotic architecture.
Enlarge.
Currently, most people just use V12 for both models, or V12 for the old model and V13 for the newer one.
A silver edition is available in the United Kingdom exclusively.
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