We have just released the VB-8054 which increases the scope bandwidth to 500 MHz and the scope sample rate to 2GS/s/ch. In addition, the arb update rate has been updated to 200MS/s : http://www.ni.com/en-us/support/model.vb-8054.html
VirtualBench 16.1 has the following new features
Adds support for the new VB-8054

Example arbitrary waveforms including AM and FM waveforms

Start the VirtualBench application and select Search for Firmware Update from the File menu or download the installer : http://www.ni.com/download/virtualbench-driver-16.1/6526/en/
iOS App : https://itunes.apple.com/us/app/virtualbench/id896797834?mt=8
- Shruti Shirhatti