There is no upgrade path from Turbo.264 HD Software Edition to the Turbo.264 HD hardware/software bundle.
If you know you want to enjoy the benefits of the Turbo.264 HD hardware, then you should purchase the standard Turbo.264 HD hardware/software bundle.
If you only want to use the many features of the Turbo.264 HD Software Edition, then you can purchase and use that.
If you have used the Turbo.264 HD Software Edition, and want to utilize the Turbo.264 HD hardware as well, then you can purchase the Turbo.264 HD hardware/software bundle for full price.
If you know you want to enjoy the benefits of the Turbo.264 HD hardware, then you should purchase the standard Turbo.264 HD hardware/software bundle.
If you only want to use the many features of the Turbo.264 HD Software Edition, then you can purchase and use that.
If you have used the Turbo.264 HD Software Edition, and want to utilize the Turbo.264 HD hardware as well, then you can purchase the Turbo.264 HD hardware/software bundle for full price.