Legit Reviews posted a review on the performance of Cyberlink MediaShow Espresso GPGPU
A quote from the article:
>> Cyberlink MediaShow Espresso GPGPU Performance Review
By running applications on the GPU rather than entirely on the CPU, it has been found to reduce the time required to perform computer intensive tasks. Read on to see if either GeForce 9800 GTX+ or a Radeon HD 4770 is quicker for video conversion on Cyberlink's MediaShow Espresso application.
>> Cyberlink MediaShow Espresso GPGPU Performance Review