For the upcoming Intel Z77 platform and processors, memory manufacturers will have to update their portfolio in order to provide certified memory that match Intel new specs and performance. Here are the new high end modules from G.SKill - the Trident X - that come with a completely new design and very high frequencies. Indeed the lowest frequency for this new series is no less than 2400 MHz!
G.Skill Trident X - Z77 Line Up
About the price range:
G.SKILL Trident X Series 8GB (2 x 4GB) 240-Pin DDR3 SDRAM DDR3 2600 (PC3 20800) Desktop Memory Model F3-2600C10D-8GTXD
Price: 199.99 $
G.SKILL Trident X Series 16GB (4 x 4GB) 240-Pin DDR3 SDRAM DDR3 2400 (PC3 19200) Desktop Memory Model F3-2400C10Q-16GTX
Price: 269.99 $
Source: Ocaholic forums