2008 R2 HPC Edition Windows 7 6 1 0x0000001A Home Premium N Windows 7 6 1 0x0000001B Enterprise N Windows 7 6 1 0x0000001C Ultimate N Windows 6 1 0x0000001D Server 2008 R2 (Core Installation) Windows 6 1 0x00000024 Server 2008 R2 Standard without Hyper-V Windows 6 1 0x00000025 Server 2008 R2 Datacenter without Hyper-V Windows 6 1 0x00000026 Server 2008 R2 Enterprise without Windows 6 1 0x00000027 Server 2008 R2 Datacenter without Hyper-V (Core Installation) Windows 6 1 0x00000028 Server 2008 R2 Standard without (Core Installation)
2008 R2 HPC Edition Windows 7 Home Premium N 6 1 0x0000001A Windows 7 Enterprise N 6 1 0x0000001B Windows 7 Ultimate N 6 1 0x0000001C Windows Server 2008 R2 (Core Installation) 6 1 0x0000001D Windows Server 2008 R2 Standard without Hyper-V 6 1 0x00000024 Windows Server 2008 R2 Datacenter without Hyper-V 6 1 0x00000025 Windows Server 2008 R2 Enterprise without 6 1 0x00000026 Windows Server 2008 R2 Datacenter without Hyper-V (Core Installation) 6 1 0x00000027 Windows Server 2008 R2 Standard without (Core Installation) 6 1 0x00000028