Nvidia GTX 600 Series Video Cards Release Dates,Specifications and Cost

Unlike with the AMD Radeon HD 7000 series, the Nvidia has kept it very quiet with regards to information being leaked on its upcoming Kepler series graphics cards. Website Lenzfire has published specifications for the upcoming Kepler series. As with all leaked information, all unofficial sources should be taken with a grain of salt.

Detailed specs and price points for the NVIDIA Kepler line coming out later this year. The new 600-series cards - utilizing the PCIe 3.0 slot - are expected to compete with AMDs recent 7950 and 7970, with the GTX 680 boasting a performance increase of up to 45%. A quick breakdown is available below, and full details can be found by following the link above. (Note that the GTX 690 is a dual 680 card.)

Model	Core Clock (TDB)	Shader Clock (TDB)	Effective Memory Clock	Frame Buffer	Stream Processors	ROPs	Memory Bandwidth	Cost	Release Date
GTX 690	750MHz	1.5GHz	4.5 GHz	2x1.75GB	2 x1024	2x56	2x252 GB/s	$999	2012 Q3
GTX 680	850MHz	1.7GHz	5.5 GHz	2 GB	1024	64	352 GB/s	$649	2012 April
GTX 670	850MHz	1.7GHz	5 GHz	1.75 GB	896	56	280 GB/s	$499	2012 April
GTX 660Ti	850MHz	1.7GHz	5 GHz	1.5 GB	768	48	240 GB/s	$399	2012 Q2/Q3
GTX 660	900MHz	1.8GHz	5.8 GHz	2 GB	512	32	186 GB/s	$319	2012 April
GTX 650Ti	850MHz	1.7GHz	5.5 GHz	1.75 GB	448	28	154 GB/s	$249	2012 Q2/Q3
GTX 650	900MHz	1.8GHz	5.5 GHz	1.5 GB	256	24	132 GB/s	$179	2012 May
GTX 640	850MHz	1.7GHz	5.5 GHz	2 GB	192	16	88 GB/s	$139	2012 May

we see see the entire lineup of Kepler cards from the flagship Nvidia GTX 690 dual GPU to the GTX 640.  The die size in the higher end GeForce cards are approximately 50 percent larger than that of the AMD Radeon HD 7970 (550mm² vs 365mm²), while only 30mm² larger than its GF110 predecessor (GTX 580).