最強OS「Windows7 RC版」本日、一般公開

x86
http://wb.dlservice.microsoft.com/dl/download/release/windows7/9/a/6/9a6f258d-a805-4650-a2df-3e529e23077b/7100.0.090421-1700_x86fre_client_ja-jp_retail_ultimate-grc1culfrer_ja_dvd.iso
x64
http://wb.dlservice.microsoft.com/dl/download/release/windows7/8/8/3/88308d77-79d0-47c3-8733-84ed6ebb75fb/7100.0.090421-1700_x64fre_client_ja-jp_retail_ultimate-grc1culxfrer_ja_dvd.iso

Windows Server 2008 R2 製品候補版
http://www.microsoft.com/downloads/details.aspx?FamilyID=a4e21e2e-e992-4aec-9ed4-086de21632a2&DisplayLang=ja
Windows Server 2008 R2 Release Candidate Itanium Edition
http://www.microsoft.com/downloads/details.aspx?FamilyID=71d92686-a0d6-43cb-95d8-13241c36afee&DisplayLang=ja