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NVIDIA · Network Adapter

MCX555A-ECAT

NVIDIA ConnectX-5 VPI Network Adapter

Manufacturer
NVIDIA
Family / generation
ConnectX-5
Product type
Network Adapter
Lifecycle
Discontinued / EOL

Current availability is confirmed at RFQ.

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Product overview

MCX555A-ECAT is the exact OPN for an NVIDIA ConnectX-5 VPI adapter with one QSFP28 port supporting EDR InfiniBand and Ethernet up to 100Gb/s through a PCIe 3.0 x16 host interface. Buyers should verify the full MCX555A-ECAT identifier when sourcing a single-port ConnectX-5 VPI configuration.

Exact identifiers

Legacy OPNMCX555A-ECAT
NVIDIA SKU900-9X5AD-0016-ST0
PSIDMT_0000000010

Verified technical specifications

Protocol
ethernet / infiniband
Maximum network speed
100 Gb/s
Port count
1
Port type
QSFP28
PCIe generation
PCIe 3.0
PCIe lanes
x16

Lifecycle & procurement context

Manufacturer lifecycle: Discontinued / EOL

Lifecycle is manufacturer product status, not a statement of current stock. Availability and price are confirmed by RFQ.

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-5 InfiniBand/Ethernet Adapter Cards User Manual

Manufacturer official · Verified 2026-09-07

Claims supported by this source

Lifecycle status
Applies at product model/family level
Manufacturer
Applies at product model/family level
Maximum network speed
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

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