So far, however, the company hasn't said much in public about its 65nm desktop or server plans. Its internal roadmaps show two 65nm familes, the dual-core 'Presler' and the single-core 'Cedarmill'. Like the upcoming Pentium 4 6xx series, both chips will support 64-bit addressing.Read more at The Register
Intel has 65nm processors up and running in labs

Intel revealed that they have 65nm versions of its mobile, desktop and server processors up and running in its labs.