高性能以太网 SmartNIC 产品线
2023-07-28 16:28:37
昌辉
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高性能以太网 SmartNIC 产品线
具有高级硬件加速器、无与伦比的 RoCE 功能和增强的安全性的以太网网络适配器，支持数据中心的效率和可扩展性
 |  |  |
|  | Connect X7 | |
| 一般规格 | ||||||
| Ports | Single, Dual | Single, Dual | Single, Dual | Single, Dual | Single, Dual | |
| Port Speed (Gb/s) | 1, 10, 25, 40, 50 (x1) | 1, 10, 25, 40, 50, 100 | 1, 10, 25, 40, 50, 100, 200 | 1, 10, 25, 40, 50, 100, 200 (x1) | 1, 10, 25, 50 (x1) | |
| PCI Express (PCIe) Interface | Gen 3.0 x8 | Gen 3.0 x16; Gen 4.0 x16 | 2x Gen 3.0 x16; Gen 4.0 x16 | Gen 4.0 x16 | Gen 4.0 x8 | |
| Connectors | SFP28; QSFP28 | SFP28; QSFP28 | QSFP56 | SFP56; QSFP56 | SFP28; QSFP28 | |
Message Rate (DPDK) (million msgs/sec) | 75 | 200 (ConnectX-5 Ex, Gen4 server), 148 (ConnectX-5, Gen3) | 215 | 215 | 75 | |
| RoCE Latency at Max. Speed | 0.83 | 0.8 (ConnectX-5) 0.7 (ConnectX-5 Ex) | 0.8 | 0.8 | 0.8 | |
| OOO RDMA (Adaptive Routing) | – | ✓ | ✓ | ✓ | ✓ | |
| Dynamically Connected Transport | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Flexible Pipeline Programmability | – | ✓ | ✓ | ✓ | ✓ | |
| Packet Pacing | – | ✓ | ✓ | ✓ | ✓ | |
| Host Chaining | – | ✓ | ✓ | ✓ | ✓ | |
| Host Management | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Embedded PCIe Switch | – | ✓ | ✓ | ✓ | – | |
| RoCE | ||||||
| Zero Touch RoCE (ZTR) | ✓ | ✓ | ✓ | ✓ | ✓ | |
| RoCE Selective Repeat | – | – | – | ✓ | ✓ | |
| RoCE Programmable Congestion Control | – | – | – | ✓ | – | |
| Storage | ||||||
| NVMe-oF Target Offload | – | ✓ | ✓ | ✓ | ✓ | |
| T-10 Dif/Signature Handover | – | ✓ | ✓ | ✓ | – | |
| Burst Buffer Offloads | – | ✓ | ✓ | ✓ | ✓ | |
| Security | ||||||
| Secure Firmware Update | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Secure Boot (HW RoT) | – | – | – | ✓ | ✓ | |
| Connection Tracking (L4 firewall) | – | – | ✓ | ✓ | ✓ | |
IPsec and TLS data-in-motion inline encryption/ decryption | – | – | – | ✓ | IPsec only | |
| Block-level Encryption/Decryption (AES-XTS) | – | – | ✓ | ✓ | – | |
| Virtualization & Cloud | ||||||
| SR-IOV | 8 PFs/port, 256 VFs | 8 PFs/host, 512 VFs | 8 PFs/host, 1K VFs | 8 PFs, 1K VFs/port | 8 PFs, 512 VFs/port | |
| Mellanox Multi-Host | 4 hosts | 4 hosts | 8 hosts | 4 hosts | – | |
| Congestion Control (ECN) | ✓ | ✓ | ✓ | ✓ | ✓ | |
| ASAP2 (Virtual Switch offload) | – | ✓ | ✓ | ✓ | ✓ | |
| VirtIO Hardware Emulation | – | – | – | ✓ | ✓ | |
| RoCE over Overlay Networks | – | ✓ | ✓ | ✓ | ✓ | |
Stateless Offloads for Overlay Network Tunneling Protocols | ✓ | ✓ | ✓ | ✓ | ✓ | |
Hardware Offload of Encapsulation and Decapsulation of VXLAN, NVGRE, and GENEVE Overlay Networks | – | ✓ | ✓ | ✓ +GTP | ✓ +GTP | |
| Available Form Factors | ||||||
| Low Profile PCIe | ✓ | ✓ | ✓ | ✓ | ✓ | |
| OCP 2.0 | ✓ | ✓ | – | ✓ | ✓ | |
| OCP 3.0 (SFF) | ✓ | ✓ | ✓ | ✓ | ✓ | |
| Mellanox Socket Direct | – | ✓ | ✓ | ✓ | – | |
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