USB 2.0 VGA Adapter The USB 2.0 to VGA Adapter allows the user to mirror or extend their current PC or laptop desktop across another monitor up to resolutions of 1680 x 1050 @ 32 bits on a VGA/SVGA monitor. You can use up to 6 displays on one computer with a minimum specification of Intel/AMD Dual Core 1.8Ghz with 1GB or more memory.A single display can be run on as little as a single core 1.2Ghz computer with 512MB of memory.