5 EN, PCIe 3.0 x16, Network adapter, 100 Gigabit QSFP28 x 2 [properties] Product Name Mellanox MCX516A-CCAT Network Adapter Product Description The Mellanox MCX516A-CCAT is a high-performance Ethernet adapter designed to deliver exceptional networking capabilities. It features dual 100Gb/s Ethernet ports, providing less than 700 nanoseconds latency and high message rates. Ideal for data centers and demanding applications, it supports NVMe over fabric offloads for enhanced performance and scalability. Product Family Mellanox ConnectX-5 Series Product Type Network Adapter Card Connector Dual QSFP28 (copper and optical) Data Rate Ethernet: 1/10/25/40/50/100 Gb/s PCI Express Gen 3.0 SERDES @ 8.0GT/s, 16 lanes (2.0 and 1.1 compatible) Voltage 12V Maximum Current 100 mA Typical Power (Passive Cable) 16.2 W Maximum Power (Passive Cable) 19.0 W Maximum Power (Active 1.5W Cable) 22.3 W Maximum Power (Active 2.5W Cable) 24.6 W [/properties] [specifications] Size 2.71 in. x 5.6 in. (68.90mm x 142.24 mm) – low profile Message Rate Less than 700 nanoseconds latency Sub 0.8 µs Latency Yes Supported Architectures x86, Power, Arm Airflow (Passive Cable) 350 LFM Airflow (Active 1.5W Cable) 500 LFM Airflow (Active 2.5W Cable) 600 LFM Airflow (Active 3.5W Cable) 650 LFM Airflow (Active 5W Cable) 1300 LFM Operating Temperature Operational: 0°C to 55°C, Non-operational: -40°C to 70°C Humidity Operational: 10% to 85% relative humidity, Non-operational: 10% to 90% relative humidity Altitude (Operational) 3050 m Regulatory Compliance Safety: CB / cTUVus / CE, EMC: CE / FCC / VCCI / ICES / RCM, RoHS: RoHS-R6 [/specifications] Mellanox MCX516A-CCAT Network Adapter The Mellanox MCX516-CCAT is a member of the ConnectX-5 Ethernet Adapter Cards family. This product is designed to deliver high bandwidth and low latency for modern data centers. The MCX516-CCAT provides dual 100Gb/s Ethernet ports, less than 700 nanoseconds latency, and a high message rate, offering superior performance and adaptability for highly demanding applications and industries. Quick Specs: 16x PCIe 3.0 Dual-port QSFP28 Tall Bracket NVMe over fabric offloads Please see the related tabs for the MCX516-CCAT datasheet and compatible accessories.