NVIDIA Mellanox MCX623106AN-CDAT ConnectX-6 Dx EN Network Adapter Card

NVIDIA Mellanox MCX623106AN-CDAT Specifications

Core Specifications
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Product Line: ConnectX-6 Dx EN (Ethernet Only)
Part Number: MCX623106AN-CDAT
Number of Ports: Dual-Port (2 Ports)
Connector Type: QSFP56 (supports copper and optical cables)
Host Interface: PCI Express 4.0 x16 (backward compatible with PCIe 3.0, 2.0, and 1.1)

Protocol Support & Data Rates
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Network Protocol: Ethernet Only (Does NOT support InfiniBand)
Ethernet Speeds: 1, 10, 25, 40, 50, and 100 Gb/s per port
Max Bandwidth: 200 Gb/s combined bidirectional throughput
Ethernet Compliance: 100GBASE-CR2/CR4/KR4/SR4/LR4, 50GBASE-R2/R4, 40GBASE-CR4/KR4, 25GBASE-R

Power & Airflow Requirements
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Typical Power (Passive Cables): 18.7W (PCIe Gen 3.0) / 19.52W (PCIe Gen 4.0)
Maximum Power (Passive Cables): 25.28W (PCIe Gen 3.0) / 26.64W (PCIe Gen 4.0)
Voltage: 3.3V AUX (Maximum current 100mA)
Max QSFP56 Port Power: 5W available per port
Required Airflow (At 55C, Heatsink to Port):
- Passive Cable: 550 LFM
- Active 2.5W Cable: 700 LFM

Environmental Parameters
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Operating Temperature: 0C to 55C
Storage Temperature: -40C to 70C
Operating Humidity: 10% to 85% relative humidity
Operating Altitude: Up to 3050 meters

Physical Form Factor
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Card Dimensions: 5.59 in. x 2.71 in. (142.00 mm x 68.90 mm)
Form Factor: PCIe Half-Height, Half-Length (HHHL) / Low-Profile
Default Bracket: Tall / Full-Height Bracket (Short/Low-profile included in package)

Advanced Features & Crypto Capabilities
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Crypto Capabilities: Hardware Encryption Disabled (No IPsec/TLS inline hardware offload)
Secure Boot: Disabled ("AN" variant denotes Crypto Disabled, Secure Boot Disabled)
Hardware Offloads: RDMA over Converged Ethernet (RoCE v1/v2), NVMe-oF, TCP/UDP/IP Checksum
Virtualization Acceleration: SR-IOV, ASAP2 (Advanced Switching and Packet Processing), VXLAN, Geneve