PALIT GEFORCE GTS 450 SONIC Palit GeForce GTS 450 Sonic is compared to Palit GeForce GTS 450. Palit GeForce GTS 450 Sonic is a factory overclocked version of the basic Palit GeForce GTS 450. Palit GeForce GTS 450 Sonic has 12% faster Clock Speed and 8% Faster memory with everything like the number of Shader Processors the same as Palit GeForce GTS 450."