This factory-overclocked card has a cooling solution with two copper heatpipes, a copper base and two large fans. Clockspeeds are 930MHz core, 1860MHz shaders and 1GB GDDR5 clocked at 4000MHz, compared to 783/1566/3600MHz on stock cards.
Gigabyte's new GTS 450 has 192 CUDA Cores, a 128-bit memory interface, 1GB of GDDR5 VRAM, dual-DVI and HDMI outputs, and GPU/shader/memory clocks of 930/1860/4000 MHz (stock frequencies are 783/1566/3600 MHz).
Source: TC Mag