Kernel.org: 5.1.5
sid (unstable): 4.19.37-3
buster (testing): 4.19.37-3
stretch (stable): 4.9.168-1+deb9u2
jessie (oldstable): 3.16.64-2

Debian GNU/Linux device driver check & report

DELL: R320

PCI IDWorks?VendorDeviceDriverKernel
14e4165fYesBroadcom CorporationNetXtreme BCM5720 Gigabit Ethernet PCIetg3