The GeForce GTX 650 uses a 28 nm design. nVidia has clocked the core frequency at 1058 MHz. The GDDR5 memory runs at a frequency of 1250 MHz on this specific model. It features 384 SPUs as well as 32 Texture Address Units and 16 Rasterization Operator Units.
Compare all of that to the Radeon HD 7770, which makes use of a 28 nm design. ATi has set the core speed at 1000 MHz. The GDDR5 RAM works at a speed of 1125 MHz on this specific card. It features 640 SPUs along with 40 TAUs and 16 ROPs.
The Radeon HD 7770 is just a bit (more or less 18%) faster with regards to AF than the GeForce GTX 650. Texel Rate
The GeForce GTX 650 should be a small bit (approximately 6%) faster with regards to anti-aliasing than the Radeon HD 7770, and will be capable of handling higher resolutions without losing too much performance.
Please note that the price comparisons are based on search keywords, and might not be the exact same card listed on this page. We have no control over the accuracy of their search results.
SO WHATS BETTER NVIDIA OR AMD.
IF IT WOULD BE YOU WHAT WILL YOU BUY.