It turns out, the two RMS25KB080 that I received where both the B0 (PCIe gen2) stepping, and *not* the D1 (PCIe gen3) stepping that the auction advertised!
Intel RMS25KB080 OEM Integrated PCIe RAID Module New Bulk Packaging
...but they flashed up using the LSI SAS9205-8e FW just like the RMS25JB080 mezzanine card had.
I first updated each card to the most recent Intel IR FW. you can clearly see the stepping of each is B0:
Card0; the RMS25JB080:
Code:
LSI Corporation SAS2 Flash Utility
Version 20.00.00.00 (2014.09.18)
Copyright (c) 2008-2014 LSI Corporation. All rights reserved
Advanced Mode Set
Adapter Selected is a LSI SAS: SAS2308_2(B0)
Controller Number : 0
Controller : SAS2308_2(B0)
PCI Address : 00:05:00:00
SAS Address : 5001E67-7-8925-6000
NVDATA Version (Default) : 14.01.00.06
NVDATA Version (Persistent) : 14.01.00.06
Firmware Product ID : 0x2714 (IR)
Firmware Version : 20.00.02.00
NVDATA Vendor : LSI
NVDATA Product ID : RMS25JB080
BIOS Version : 07.39.00.00
UEFI BSD Version : 07.27.01.00
FCODE Version : N/A
Board Name : RMS25JB080
Board Assembly : N/A
Board Tracer Number : N/A
Finished Processing Commands Successfully.
Exiting SAS2Flash.
RMS25KB080 1:
Code:
LSI Corporation SAS2 Flash Utility
Version 20.00.00.00 (2014.09.18)
Copyright (c) 2008-2014 LSI Corporation. All rights reserved
Advanced Mode Set
Adapter Selected is a LSI SAS: SAS2308_2(B0)
Controller Number : 1
Controller : SAS2308_2(B0)
PCI Address : 00:07:00:00
SAS Address : 5001E67-6-6C95-6000
NVDATA Version (Default) : 14.01.00.06
NVDATA Version (Persistent) : 14.01.00.06
Firmware Product ID : 0x2714 (IR)
Firmware Version : 20.00.02.00
NVDATA Vendor : LSI
NVDATA Product ID : RMS25KB080
BIOS Version : 07.39.00.00
UEFI BSD Version : 07.27.01.00
FCODE Version : N/A
Board Name : RMS25KB080
Board Assembly : N/A
Board Tracer Number : N/A
Finished Processing Commands Successfully.
Exiting SAS2Flash.
RMS25KB080 Card 2:
Code:
LSI Corporation SAS2 Flash Utility
Version 20.00.00.00 (2014.09.18)
Copyright (c) 2008-2014 LSI Corporation. All rights reserved
Advanced Mode Set
Adapter Selected is a LSI SAS: SAS2308_2(B0)
Controller Number : 2
Controller : SAS2308_2(B0)
PCI Address : 00:81:00:00
SAS Address : 5001E67-6-6C94-5000
NVDATA Version (Default) : 14.01.00.06
NVDATA Version (Persistent) : 14.01.00.06
Firmware Product ID : 0x2714 (IR)
Firmware Version : 20.00.02.00
NVDATA Vendor : LSI
NVDATA Product ID : RMS25KB080
BIOS Version : 07.39.00.00
UEFI BSD Version : 07.27.01.00
FCODE Version : N/A
Board Name : RMS25KB080
Board Assembly : N/A
Board Tracer Number : N/A
Finished Processing Commands Successfully.
Exiting SAS2Flash.
Each crossflashed to LSI:
Card0; RMS25JB080:
Code:
LSI Corporation SAS2 Flash Utility
Version 15.00.00.00 (2012.11.06)
Copyright (c) 2008-2012 LSI Corporation. All rights reserved
Adapter Selected is a LSI SAS: SAS2308_2(B0)
Controller Number : 0
Controller : SAS2308_2(B0)
PCI Address : 00:05:00:00
SAS Address : 5001E67-7-8925-6000
NVDATA Version (Default) : 14.01.00.09
NVDATA Version (Persistent) : 14.01.00.09
Firmware Product ID : 0x2214 (IT)
Firmware Version : 20.00.07.00
NVDATA Vendor : LSI
NVDATA Product ID : SAS9205-8e
BIOS Version : 07.39.02.00
UEFI BSD Version : N/A
FCODE Version : N/A
Board Name : RMS25JB080
Board Assembly : N/A
Board Tracer Number : N/A
Finished Processing Commands Successfully.
Exiting SAS2Flash.
RMS25KB080 card 1:
Code:
LSI Corporation SAS2 Flash Utility
Version 15.00.00.00 (2012.11.06)
Copyright (c) 2008-2012 LSI Corporation. All rights reserved
Adapter Selected is a LSI SAS: SAS2308_2(B0)
Controller Number : 1
Controller : SAS2308_2(B0)
PCI Address : 00:07:00:00
SAS Address : 5001E67-6-6C95-6000
NVDATA Version (Default) : 14.01.00.09
NVDATA Version (Persistent) : 14.01.00.09
Firmware Product ID : 0x2214 (IT)
Firmware Version : 20.00.07.00
NVDATA Vendor : LSI
NVDATA Product ID : SAS9205-8e
BIOS Version : 07.39.02.00
UEFI BSD Version : N/A
FCODE Version : N/A
Board Name : RMS25KB080
Board Assembly : N/A
Board Tracer Number : N/A
Finished Processing Commands Successfully.
Exiting SAS2Flash.
RMS25KB080 card 2:
Code:
LSI Corporation SAS2 Flash Utility
Version 15.00.00.00 (2012.11.06)
Copyright (c) 2008-2012 LSI Corporation. All rights reserved
Adapter Selected is a LSI SAS: SAS2308_2(B0)
Controller Number : 2
Controller : SAS2308_2(B0)
PCI Address : 00:81:00:00
SAS Address : 5001E67-6-6C94-5000
NVDATA Version (Default) : 14.01.00.09
NVDATA Version (Persistent) : 14.01.00.09
Firmware Product ID : 0x2214 (IT)
Firmware Version : 20.00.07.00
NVDATA Vendor : LSI
NVDATA Product ID : SAS9205-8e
BIOS Version : 07.39.02.00
UEFI BSD Version : N/A
FCODE Version : N/A
Board Name : RMS25KB080
Board Assembly : N/A
Board Tracer Number : N/A
Finished Processing Commands Successfully.
Exiting SAS2Flash.
...I am going to contact OEM XS with the discrepancy in their product info...