Windows 7 SP1 from Microsoft announce

Windows 7 Service Pack 1 (SP1) 32-bit
Filename: windows6.1-KB976932-X86.exe
Filesize: 563,934,504 bytes
File Verification:
MD5 Checksum: 4bf28fc00d86c936c89e2d91ef46758b
SHA-1: C3516BC5C9E69FEE6D9AC4F981F5B95977A8A2FA
CRC: 5EB0FA87
Build Version: 7601.17514.101119-1850
Release Version: 7601.17514.win7sp1_rtm.101119-1850

 

Windows 7 Service Pack 1 (SP1) 64-bit
Windows Server 2008 R2 Service Pack 1 (SP1)
Filename: windows6.1-KB976932-X64.exe
Filesize: 947,070,088 bytes
File Verification:
MD5 Checksum: 28d3932f714bf71d78e75d36aa2e0fb8
SHA-1: 74865EF2562006E51D7F9333B4A8D45B7A749DAB
CRC: 068C79C6
Build Version: 7601.17514.101119-1cdn850
Release Version: 7601.17514.win7sp1_rtm.101119-1850

Download Link from Microsoft

Download SP1 RTM EXE (32-bit) here

Download SP1 RTM EXE (64-bit) here