- Hardware-based reliable transport
- Collective operations offloads
- Vector collective operations offloads
- Mellanox PeerDirect RDMA (aka GPUDirect) communication acceleration
- 64/66 encoding
- Extended Reliable Connected transport (XRC)
- Dynamically Connected Transport (DCT)
- Enhanced Atomic operations
- Advanced memory mapping support, allowing user mode registration and remapping of memory (UMR)
- On demand paging (ODP)
- MPI Tag Matching
- Rendezvous protocol offload
- Out-of-order RDMA supporting Adaptive Routing
- Burst buffer offload
- In-Network Memory registration-free RDMA memory access
The ThinkSystem Mellanox ConnectX-5 EN 10/25GbE SFP28 Ethernet adapter is a high-performance 25Gb Ethernet network adapter that offers multiple network offloads including RoCE v2, NVMe over Ethernet and Open vSwitch.