Intel officially launched a series of Celeron D processors sporting 64-bit capability (EMT64). There are six models available – 326, 331, 336, 341, 346 and 351 – with clocks varying from 2.53 GHz to 3.2 GHz and 533 MHz FSB. The socket 775 chips, produced at 90 nm, are equipped with 256 KB of L2 cache and also support the Execute Disable Bit (EDB). Prices ranges from USD 73 to USD 127 in 1,000-unit quantities.