MCX623436AN-CDAB

NVIDIA ConnectX-6 Dx EN OCP 3.0 Ethernet Network Adapter

Manufacturer: NVIDIA
Family / generation: ConnectX-6 Dx
Product type: Network Adapter

Current availability is confirmed at RFQ.

Product overview

MCX623436AN-CDAB is the exact legacy OPN for an NVIDIA ConnectX-6 Dx Ethernet adapter for OCP 3.0 with host management, two QSFP56 ports supporting up to 100Gb/s Ethernet, and a PCIe 3.0/4.0 x16 host interface. NVIDIA maps the exact OPN to SKU 900-9X658-0056-SB1 and PSID MT_0000000327. Buyers should verify the complete CDAB OPN when sourcing this dual-port configuration.

Exact identifiers

Legacy OPNMCX623436AN-CDAB

NVIDIA SKU900-9X658-0056-SB1

PSIDMT_0000000327

Verified technical specifications

Protocol: ethernet
Maximum network speed: 100 Gb/s
Port count: 2
Port type: QSFP56
PCIe generation: PCIe 4.0
PCIe lanes: x16

Verified Manufacturer & OEM Sources

Official manufacturer or OEM technical sources supporting the product identity and facts shown here. These sources establish product facts; they are separate from YOSHI material inspection.

NVIDIA

NVIDIA ConnectX-6 Dx Adapter Cards Firmware Release Notes

Manufacturer official · Version 22.39.3560 LTS · Verified 2026-09-05

Claims supported by this source

Exact MPN: Applies at Exact-MPN level
Form factor: Applies at product model/family level
host management: Applies at Exact-MPN level
Identifier: Applies at Exact-MPN level
Manufacturer: Applies at product model/family level
Maximum network speed: Applies at Exact-MPN level
NVIDIA SKU: Applies at Exact-MPN level
PCIe generation: Applies at Exact-MPN level
PCIe lanes: Applies at Exact-MPN level
Port count: Applies at Exact-MPN level
Port type: Applies at Exact-MPN level
Product category: Applies at product model/family level
Product family / generation: Applies at product model/family level
Product model: Applies at product model/family level
Product type: Applies at product model/family level
Protocol support: Applies at product model/family level
PSID: Applies at Exact-MPN level

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