It is perhaps a testimonial to the engineering of the GeForce 6600 GT that almost two years after its original debut in the latter half of 2004, it has been ported over to the AGP platform, had its heyday when it dominated the mid-range segment with its cost-effective performance and generally sold like hotcakes. Its longevity and popularity with third party manufacturers is also evident from the many variants that have been separately introduced, from your typical overclocked extreme version to the silent, passive heatsink types that come in all shapes and sizes.
Even now, despite the competition from NVIDIA's latest GeForce 7 series of graphics cards, along with the new entrants from ATI, the GeForce 6600 GT is still a credible force in the market, especially if you are on a budget. And with prices slipping below the US$150 mark, the GeForce 6600 GT is a very worthy candidate for its segment. Not only has the price become more attractive over time, as we have mentioned earlier, the choice and variety of this GPU is now quite excellent, from 128MB to 256MB to overclocked versions for both AGP and PCI Express platforms.
Entering the fray today, we have a completely silent version of the GeForce 6600 GT, courtesy of Gigabyte. The Gigabyte GV-NX66T128D-SP is equipped with its second iteration of its Silent-Pipe technology and according to the blurb on its packaging, it's not only quiet, it's cooler than your typical fan-cooled GeForce 6600 GT. Before we test this bold assertion, let's take a look at its specifications, which seems like your standard vanilla GeForce 6600 GT: