How to confirm your SSP-S410 is a B or non-B model by using commands or log entries.
Using the command 'show hardware-configuration' you can tell by interface vendor provided.
Outside of this minor difference, everything else between the two models is identical.
Example output from a B-model (UID replaced with xx:xx:xx in MAC address): nic:Interface 1:0, vendor:Broadcom Inc. and subsidiaries, model:BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet Controller, mac address:(00:62:0b:xx:xx:xx),
link speed: with no link
nic:Interface 1:1, vendor:Broadcom Inc. and subsidiaries, model:BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet Controller, mac address:(00:62:0b:xx:xx:xx),
link speed: with no link
nic:Interface 2:0, vendor:Broadcom Inc. and subsidiaries, model:BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet Controller, mac address:(00:62:0b:xx:xx:xx),
link speed: with no link
nic:Interface 2:1, vendor:Broadcom Inc. and subsidiaries, model:BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet Controller, mac address:(00:62:0b:xx:xx:xx),
link speed: with no link
Example output from a non-B model (UID replaced with xx:xx:xx in MAC address) nic:Interface 2:0, vendor:Intel Corporation, model:Ethernet Controller 10-Gigabit X540-AT2, mac address:(00:e0:ed:xx:xx:xx),
link speed: running at 1000Mb/s Full duplex
nic:Interface 2:1, vendor:Intel Corporation, model:Ethernet Controller 10-Gigabit X540-AT2, mac address:(00:e0:ed:xx:xx:xx),
link speed: running at 1000Mb/s Full duplex
nic:Interface 2:2, vendor:Intel Corporation, model:Ethernet Controller 10-Gigabit X540-AT2, mac address:(00:e0:ed:xx:xx:xx),
link speed: running at 1000Mb/s Full duplex
nic:Interface 2:3, vendor:Intel Corporation, model:Ethernet Controller 10-Gigabit X540-AT2, mac address:(00:e0:ed:xx:xx:xx),
link speed: running at 1000Mb/s Full duplex
Minimum ISG OS version for SSP-S410 B-Model: https://knowledge.broadcom.com/external/article?articleId=269230