the onliest dmp-file says after System Uptime: 62 days 4:48:48.008
BugCheck 1, {fffff80001718afc, 0, ffff, 1}
an APC failure
BUILD_VERSION_STRING: 7601.23418.amd64fre.win7sp1_ldr.160408-2045
BiosMajorRelease = 1
BiosMinorRelease = 3
BiosVendor = Dell Inc.
BiosVersion = 1.3.9
BiosReleaseDate = 04/07/2010
SystemManufacturer = Dell Inc.
SystemProductName = PowerEdge R410
BaseBoardManufacturer = Dell Inc.
BaseBoardProduct = 0N83VF
BaseBoardVersion = A01
the minidump is pretty spare with info and i guess its the LSI-driver which runs wild, but not proofed.
a Kernel / memory dump may be better to track down.