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NVIDIA · Network Adapter
MCX4121A-ACUT
NVIDIA ConnectX-4 Lx Ethernet Network Adapter
- Manufacturer
- NVIDIA
- Family / generation
- ConnectX-4 Lx
- Product type
- Network Adapter
- Lifecycle
- Discontinued / EOL
Current availability is confirmed at RFQ.
Request Current Stock & PriceProduct overview
MCX4121A-ACUT is the exact legacy OPN for an NVIDIA ConnectX-4 Lx Ethernet adapter with two SFP28 ports supporting up to 25Gb/s Ethernet through a PCIe 3.0 x8 host interface. NVIDIA's exact ordering row identifies this configuration as UEFI enabled. Buyers should verify the complete ACUT OPN when sourcing this dual-port 25GbE configuration.
Verified technical specifications
- Protocol
- ethernet
- Maximum network speed
- 25 Gb/s
- Port count
- 2
- Port type
- SFP28
- PCIe generation
- PCIe 3.0
- PCIe lanes
- x8
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
Manufacturer official · Verified 2026-09-07
Claims supported by this source
- Exact MPN
- Applies at Exact-MPN level
- Form factor
- Applies at product model/family level
- 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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