All of them. You'd be hard pressed to buy a new NIC which doesn't have a raft of protocol offloads. Even those garbage tg3 things from 1999 that OEMs are still

All of them. You'd be hard pressed to buy a new NIC which doesn't have a raft of protocol offloads. Even those garbage tg3 things from 1999 that OEMs are still putting onboard of enterprise servers have some TCP offload capability.