http://line6.com/helix-native/ Supposedly around $400
Critically acclaimed guitar processor in a plug-in format.
Helix™ Native is a world-class guitar processor plug-in that accurately recreates the dynamic sound and feel of vintage tube amps, cabs, mics and effects with award-winning HX modeling. It allows guitarists and engineers to accurately recreate the dynamic sound and feel of vintage tube amps, cabs, mics, and effects in professional DAW environments and they can now bring those exact tones to the stage by simply transferring their plug-in presets to their Helix hardware.