What types of InfiniBand speeds are supported by the ConnectX-6 VPI MCX653106A-HDAT card?

The ConnectX-6 VPI MCX653106A-HDAT card supports HDR, HDR100, EDR, FDR, QDR, DDR, and SDR InfiniBand speeds.

What is the maximum data transfer rate of the Mellanox Nvidia ConnectX-6 VPI MCX653106A-HDAT Network Adapter?

The maximum data transfer rate of the Mellanox Nvidia ConnectX-6 VPI MCX653106A-HDAT Network Adapter is 200 Gb/s for both InfiniBand and Ethernet connectivity.

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Main image of NVIDIA ConnectX-6 InfiniBand/Ethernet adapter card, HDR IB (200Gb/s) and 200GbE, dual-port QSFP56, PCIe3.0/4.0 x16, tall bracket | MCX653106A-HDAT

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NVIDIA ConnectX-6 InfiniBand/Ethernet adapter card, HDR IB (200Gb/s) and 200GbE, dual-port QSFP56, PCIe3.0/4.0 x16, tall bracket | MCX653106A-HDAT

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ConnectX-6 Virtual Protocol Interconnect (VPI) cards are a groundbreaking addition to the ConnectX series of solid adapter cards.
Providing two ports of 200 Gb/s for InfiniBand and Ethernet connectivity, sub-600ns latency and 215 million messages per second, ConnectX-6 VPI cards enable hight performance and flexible solution aimed at meeting the continually growing demands of data center applications.
In addition to all the existing innovative features of past versions, ConnectX-6 cards offer a number of enhancements to further improve performance and scalability. ConnectX-6 VPI MCX653106A-HDAT card supports HDR, HDR100, EDR, FDR, QDR, DDR and SDR InfiniBand speeds as well as 200, 100, 50, 40, 25, and 10 Gb/s Ethernet speeds.

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Learn more about the NVIDIA ConnectX-6 InfiniBand/Ethernet adapter card

Model
Brand	NVIDIA
Model	ConnectX-6 InfiniBand/Ethernet adapter card
Part Number	MCX653106A-HDAT

Details
Connectors	Dual QSFP56 InfiniBand and Ethernet (copper and optical)
Temperature	Operational: 0 degree Celsius to 55 degrees Celsius Non-operational:-40 degrees Celsius to 70 degrees Celsius
Humidity	Operational: 10% to 85% relative humidity Non-operational: 10% to 90% relative humidity

Features
Features	PROTOCOL SUPPORT InfiniBand: IBTA v1.4 Auto-Negotiation: 1X/2X/4X SDR (2.5Gb/s per lane), DDR (5Gb/s per lane), QDR (10Gb/s per lane), FDR10 (10.3125Gb/s per lane), FDR (14.0625Gb/s per lane), EDR (25Gb/s per lane) port, HDR100 (2 lane x 50Gb/s per lane), HDR (50Gb/s per lane) port Ethernet: 200GBASE-CR4, 200GBASE-KR4, 200GBASE-SR4, 100GBASE-CR4, 100GBASE-CR2, 100GBASE-KR4, 100GBASE-SR4, 50GBASE-R2, 50GBASE-R4, 40GBASE-CR4, 40GBASE-KR4, 40GBASE-SR4, 40GBASE-LR4, 40GBASE-ER4, 40GBASE-R2, 25GBASE-R, 20GBASE-KR2, 10GBASE-LR,10GBASE-ER, 10GBASE-CX4, 10GBASE-CR, 10GBASE-KR, SGMII, 1000BASE-CX, 1000BASE-KX, 10GBASE-SR Data Rate InfiniBand: SDR/DDR/QDR/FDR/EDR/HDR100/HDR Ethernet: 1/10/25/40/50/100/200 Gb/s PCI Express Gen3/4: SERDES @ 8.0GT/s/16GT/s, x16 lanes (2.0 and 1.1 compatible)

Dimensions & Weight
Dimensions	Adapter Card Size: 6.6 in. x 2.71 in. (167.65mm x 68.90mm)

Additional Information
First Listed on Newegg	June 13, 2026

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