{"title":"NVIDIA Mellanox ConnectX Network Adapters - Refurbished, Used, New","description":"\u003cp\u003eNVIDIA Mellanox ConnectX network adapters are server NICs for Ethernet and InfiniBand, from 10 Gb\/s to 400 Gb\/s, used in data centers, storage, HPC and AI clusters. NetworkTigers sells them refurbished, used and new, tested by our technicians and backed by a 365-day warranty. Need a specific model, port type or quantity? \u003ca href=\"\/pages\/ask-for-quote\"\u003eAsk for a quote\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eConnectX generations we carry\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectX-7:\u003c\/strong\u003e 200 and 400 Gb\/s on OSFP and QSFP112, PCIe Gen 5.0 (MCX75x series).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectX-6:\u003c\/strong\u003e 100 and 200 Gb\/s QSFP56 (MCX653, MCX654), plus ConnectX-6 Dx (MCX623) and ConnectX-6 Lx 25 Gb\/s (MCX631), PCIe Gen 3.0 or 4.0.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectX-5:\u003c\/strong\u003e 100 Gb\/s QSFP28, single and dual port (MCX515, MCX516, MCX555, MCX556).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectX-4 and ConnectX-4 Lx:\u003c\/strong\u003e 10, 25, 40\/56 and 100 Gb\/s (MCX41x, MCX45x), the lowest-cost option.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eChoosing a card\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch the port to your switch:\u003c\/strong\u003e SFP28 for 25 GbE, QSFP28 for 100 GbE, QSFP56 for 200 GbE, OSFP or QSFP112 for 400 GbE.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMatch the slot:\u003c\/strong\u003e check the PCIe generation and lane width (x8 or x16) in the title against your server.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEthernet or InfiniBand:\u003c\/strong\u003e some ConnectX models support both (VPI), others are Ethernet only. The part number decides; ask us if you are unsure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eIs a Mellanox ConnectX card the same as an NVIDIA ConnectX card?\u003c\/strong\u003e\u003cbr\u003eYes. NVIDIA acquired Mellanox in 2020, and the part numbers did not change.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo you sell cables and switches to match?\u003c\/strong\u003e\u003cbr\u003eYes. See our Mellanox cables and transceivers, Spectrum Ethernet switches and InfiniBand switches for a complete link from one supplier.\u003c\/p\u003e\n\u003ch3\u003eWhy NetworkTigers\u003c\/h3\u003e\n\u003cp\u003eEvery unit is tested by qualified technicians, reset to factory defaults, and covered by a 365-day warranty, with overnight shipping options. NetworkTigers has supplied enterprise network equipment since 1996.\u003c\/p\u003e","products":[{"product_id":"mcx416a-ccat-mellanox-network-card-new","title":"NEW Mellanox MCX416A-CCAT ConnectX-4 2x 100GB QSFP28 PCI-E3x16 Server Network","description":"\u003cp\u003eIntroducing the NEW Mellanox MCX416A-CCAT ConnectX-4, a game-changer in server networking technology. With 2x 100GB QSFP28 ports, this PCI-E3x16 network card is designed to supercharge your server's connectivity and performance.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe Mellanox MCX416A-CCAT ConnectX-4 PCI-E3x16 card delivers optimal performance for demanding environments where speed and reliability are essential. The ConnectX-4 utilizes cutting-edge technology to ensure seamless integration into your server setup.\u003c\/p\u003e\r\n\r\n\u003cp\u003eMellanox MCX416A-CCAT: 2x 100GB QSFP28 PCI-E3x16 Server Network Card.\u003c\/p\u003e","brand":"Mellanox","offers":[{"title":"Default Title","offer_id":42641045618863,"sku":"NSN-8807","price":324.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/products\/mellanox-MCX416A-CCAT-4-new.jpg?v=1688470196"},{"product_id":"mcx416a-ccat-nvidia-interface-card","title":"Nvidia Mellanox MCX416A-CCAT ConnectX-4 2x 100GB QSFP28 PCI-E3x16 Network Card","description":"\u003cp\u003eExperience lightning-fast data transfers with the Nvidia Mellanox MCX416A-CCAT ConnectX-4 Network Card. This network card is designed with cutting-edge technology and offers 2x 100GB QSFP28 ports for seamless connectivity and high-speed performance. \u003c\/p\u003e\r\n\r\n\u003cp\u003eThe Nvidia Mellanox MCX416A-CCAT ConnectX-4 network card features 2x 100 Gigabit QSFP28 ports, providing high-speed connectivity for data centers. The card is designed with PCI-E3x16 interface and offers top-notch performance for demanding networking applications.\u003c\/p\u003e\r\n\r\n\u003cp\u003eMellanox MCX416A-CCAT: 2x 100GB QSFP28 PCI-E3x16 Server Network Card. Low Riser only.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":44645325537455,"sku":"NSB-0869","price":317.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/mellanox-MCX416A-CCAT-4.jpg?v=1732118001"},{"product_id":"mcx416a-bcat-nvidia-network-adapter","title":"Nvidia Mellanox MCX416A-BCAT ConnectX-4 2x 40\/56GB QSFP28 PCI-E3x16 Card","description":"\u003cp\u003eThe Nvidia Mellanox MCX416A-BCAT ConnectX-4 is a high-speed network interface card for data center and enterprise environments. With two 40\/56 Gigabit QSFP28 ports, this PCIe3.0 x16 card provides fast connectivity for demanding workloads. The tall bracket design ensures compatibility with many server configurations.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis module type features the ConnectX-4 EN technology, delivering reliable performance and low latency communication over Ethernet networks. Ideal for virtualization, cloud computing, storage systems, and more applications requiring high-bandwidth networking.\u003c\/p\u003e\r\n\r\n\u003cp\u003eMellanox MCX416A-BCAT: ConnectX-4 EN network interface card, 40\/56GbE single-port QSFP28, PCIe3.0 x16, tall bracket.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":44766748999855,"sku":"NSB-2873","price":112.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/mellanox-MCX416A-BCAT.jpg?v=1735399998"},{"product_id":"mcx516a-cdat-nvidia-network-adapter","title":"nVidia Mellanox MCX516A-CDAT ConnectX-5 2x 100GB QSFP28 PCIe Gen 4.0 x16 NIC","description":"\u003cp\u003eMellanox MCX516A-CDAT ConnectX-5 is a dual-port 100 Gigabit Ethernet network adapter from Mellanox. It features QSFP28 interfaces and uses a PCIe Gen3 x16 low-profile form factor.\u003c\/p\u003e\r\n\r\n\u003cp\u003eCompatible with standard servers supporting PCIe slots, this card supports two ports for high-bandwidth data transfer over fiber or copper links depending on transceivers used. Designed for horizontal mounting in rack-mounted systems and powered through the host system's PCIe bus interface.\u003c\/p\u003e\r\n\r\n\u003cp\u003eMellanox MCX516A-CDAT 100GbE Dual Port QSFP28 Network Adapter.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":45893108826287,"sku":"NSB-1474","price":538.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/mellanox-MCX516A-CDAT_e4b7bb41-68fb-494e-ba08-5c9ff04ad94d.jpg?v=1772720025"},{"product_id":"mcx414a-bcat-mellanox-network-card","title":"Mellanox MCX414A-BCAT ConnectX-4 2x 40\/56GB QSFP28 PCIe3.0 x8 Card","description":"\u003cp\u003eThe Mellanox MCX414A-BCAT ConnectX-4 card offers 2x 40\/56 Gigabit Ethernet QSFP28 network ports, making it ideal for high-speed data transfers. With PCIe3.0 x8 connectivity, this card ensures fast and reliable performance.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe dual port design allows for increased flexibility in networking setups, perfect for businesses looking to expand their capabilities without reducing speed or bandwidth. Whether you need a solution for virtualization environments or large-scale data centers, the Mellanox MCX414A-BCAT ConnectX-4 delivers dependable connectivity with industry-standard QSFP28 connectors.\u003c\/p\u003e\r\n\r\n\u003cp\u003eMellanox MCX414A-BCAT: ConnectX-4 EN network interface card, 40\/56GbE dual-port QSFP28, PCIe3.0 x8, tall bracket.\u003c\/p\u003e","brand":"Mellanox","offers":[{"title":"Default Title","offer_id":46385791008943,"sku":"NSB-2882","price":227.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/mellanox-MCX414A-BCAT_eba8d559-3f26-490e-93b1-8d620fa6fbf1.jpg?v=1765368971"},{"product_id":"mcx623106an-cdat-nvidia-interface-card","title":"nVidia Mellanox MCX623106AN-CDAT ConnectX-6 DX 2x 100GB QSFP56 NIC","description":"\u003cp\u003eThe nVidia Mellanox MCX623106AN-CDAT ConnectX-6 DX is a PCIe 4.0 x16 network interface card manufactured by nVidia. It features two QSFP56 ports, supporting 2x 100 Gigabit Ethernet transmission speeds in a standard plug-in module form factor.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis NIC supports high-throughput networking for systems requiring dual-port 100 GbE connectivity over QSFP56 interfaces. Compatible with servers that accept full-height PCIe Gen4 cards, it draws power from the host system via the bus connection and does not require external power input or daughter cards beyond its integrated design.\u003c\/p\u003e\r\n\r\n\u003cp\u003enVidia Mellanox MCX623106AN-CDAT: ConnectX-6 Dx EN adapter card, 100GbE, Dual-port QSFP56, PCIe 4.0 x16, No Crypto, Tall Bracket.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46505053683887,"sku":"NSB-9151","price":1481.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX623106AN-CDAT.jpg?v=1769804722"},{"product_id":"mcx516a-ccat-nvidia-interface-card","title":"nVidia Mellanox MCX516A-CCAT ConnectX-5 2x 100GB QSFP28 PCIe 3.0 x 16 NIC","description":"\u003cp\u003eThe nVidia Mellanox MCX516A-CCAT ConnectX-5 is a low-profile PCIe 3.0 x16 network interface card designed by NVIDIA. It features two QSFP28 ports, each supporting data transmission speeds up to 100 Gbps.\u003c\/p\u003e\r\n\r\n\u003cp\u003eCompatible with standard server platforms using PCI Express Gen3 slots, the card supports use cases requiring high-throughput networking and dense port configurations. The dual-port layout enables aggregated bandwidth or redundant connections as needed in enterprise environments. Power is supplied via the host system’s slot interface; no external power source is required. Mounting brackets support both full-height and low-profile installations, depending on chassis requirements.​\u003c\/p\u003e\r\n\r\n\u003cp\u003eNVIDIA Mellanox MCX516A-CCAT: ConnectX-5 EN Network Interface Card, 100GbE Dual-Port QSFP28, PCIe3.0 x16, Tall\u0026amp;Short Bracket.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549590835375,"sku":"NSB-9023","price":562.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX516A-CCAT.jpg?v=1770629845"},{"product_id":"mcx556a-ecat-nvidia-interface-card","title":"nVidia Mellanox MCX556A-ECAT ConnectX-5 2x 100GB QSFP28 PCIe 3.0 x16 NIC","description":"\u003cp\u003eThe nVidia MCX556A-ECAT is a Mellanox ConnectX-5 Series Network Interface Card in PCIe form factor. It provides 2x QSFP28 ports supporting Ethernet speeds of 10\/25\/40\/50\/100 Gb\/s and InfiniBand support for SDR, DDR, QDR, FDR, and EDR rates.\u003c\/p\u003e\r\n\r\n\u003cp\u003eCompatible with standard server platforms using x16 PCI Express slots. Supports dual-port operation via two QSFP28 interfaces suitable for high-throughput computing or storage clusters. Requires typical slot-based power delivery; no external power supply needed.\u003c\/p\u003e\r\n\r\n\u003cp\u003eMellanox ConnectX-5 Dual Port 100GbE QSFP28 VPI NIC PCIe 3.0 x16 Network Adapter.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549590933679,"sku":"NSB-8858","price":489.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX556A-ECAT.jpg?v=1770629860"},{"product_id":"mcx555a-ecat-nvidia-interface-card","title":"nVidia Mellanox MCX555A-ECAT ConnectX-5 1x 100GB QSFP28 PCIe3.0x16 NIC","description":"\u003cp\u003enVidia Mellanox MCX555A-ECAT ConnectX-5 is a PCIe 3.0 x16 network interface card in full-height form factor, supporting one QSFP28 port with transmission rates up to 100 Gb\/s Ethernet or InfiniBand SDR\/DDR\/QDR\/FDR\/EDR.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThe single-port configuration supports link speeds of 1, 10, 25, 40, and 50 Gb\/s for Ethernet connectivity and legacy through EDR modes for InfiniBand. Compatible with standard server-grade PCI Express slots using passive cooling. Suitable for applications requiring high-throughput low-latency data transfer across HPC clusters or storage backends where RDMA over Converged Ethernet may be utilized.\u003c\/p\u003e\r\n\r\n\u003cp\u003enVidia MCX555A-ECAT: ConnectX-5 InfiniBand\/Ethernet Adapter Card with 1x 100 Gigabit QSFP28.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549591621807,"sku":"NSB-9037","price":244.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX555A-ECAT.jpg?v=1770629899"},{"product_id":"mcx75310aas-heat-nvidia-interface-card","title":"nVidia Mellanox MCX75310AAS-HEAT 1x 200GB OSFP PCIe 5.0 x16 NIC","description":"\u003cp\u003eThe nVidia Mellanox MCX75310AAS-HEAT is a PCIe 5.0 x16 network interface card with one OSFP port supporting transmission speeds up to 200 Gb\/s. Manufactured by nVidia, this NIC follows the standard add-in card form factor and supports InfiniBand NDR200 protocol.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis single-port adapter operates through an OSFP connector delivering either Ethernet or InfiniBand data at NDR200 rates, depending on configuration. Compatible with systems that support PCI Express Gen 5 slots, it uses direct airflow cooling via attached heatsink components designed for high-performance environments requiring reliable thermal regulation.\u003c\/p\u003e\r\n\r\n\u003cp\u003enVidia Mellanox MCX75310AAS-HEAT: NVIDIA ConnectX-7 adapter card, 200Gb\/s NDR200 IB, Single-port OSFP, PCIe 5.0 x16, Secure boot, No Crypto, Tall Bracket.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549592670383,"sku":"NSC-0043","price":1149.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX75310AAS-HEAT.jpg?v=1770630007"},{"product_id":"mcx515a-ccat-nvidia-interface-card","title":"nVidia Mellanox MCX515A-CCAT ConnectX-5 1x 100GB QSFP28 PCIe3.0 x 16 NIC","description":"\u003cp\u003eThe nVidia MCX515A-CCAT ConnectX-5 is a PCIe Gen3 x16 low-profile network interface card manufactured by NVIDIA. It supports dual 100Gb\/s Ethernet ports via QSFP28 interfaces, providing high-speed data transmission in compact form factor systems.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis model supports compatibility with standard server platforms using the PCI Express 3.0 slot and operates on system-supplied power without requiring external adapters. Designed for use in dense computing environments, it uses passive or active cooling depending on chassis airflow configurations. The device includes two physical ports and can be mounted horizontally within supported rackmount servers that meet size constraints of low-profile cards.\u003c\/p\u003e\r\n\r\n\u003cp\u003eNVIDIA Mellanox MCX515A-CCAT: ConnectX-5 EN Network Interface Card, 100GbE Single-Port QSFP28, PCIe3.0 x16, Tall\u0026amp;Short Bracket.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549596242095,"sku":"NSB-8786","price":232.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX515A-CCAT.jpg?v=1770630265"},{"product_id":"mcx653105a-ecat-nvidia-interface-card","title":"nVidia Mellanox MCX653105A-ECAT ConnectX-6 1x 100GB QSFP56 PCIe3.0\/4.0 x16 NIC","description":"\u003cp\u003eThe nVidia Mellanox MCX653105A-ECAT is a PCIe Gen3\/4 x16 Network Interface Card (NIC) featuring one 100 Gigabit QSFP56 port. It supports SERDES rates of 8.0 GT\/s and 16 GT\/s, with compatibility for earlier versions PCIe 2.0 and 1.1.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis single-port NIC operates at up to 100 Gbps per port using the QSFP56 interface on standard full-height form factor cards. It is suitable for servers requiring high-speed point-to-point data transmission over Ethernet or InfiniBand protocols where applicable by model support.\u003c\/p\u003e\r\n\r\n\u003cp\u003enVidia Mellanox MCX653105A-ECAT: ConnectX-6 EDR\/HDR 100GB Ethernet Adapter.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549596373167,"sku":"NSB-9153","price":562.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX653105A-ECAT.jpg?v=1770630297"},{"product_id":"mcx653106a-ecat-nvidia-interface-card","title":"nVidia Mellanox MCX653106A-ECAT 2x 100GB QSFP56 PCIe3.0\/4.0 x16 NIC","description":"\u003cp\u003eThe nVidia MCX653106A-ECAT (SKU: 900-9X6AF-0056-MT1) is a PCIe Half Height, Half Length Network Interface Card supporting two QSFP56 ports. It features a host interface of PCIe 3.0\/4.0 x16 and supports Ethernet speeds of 10\/25\/40\/50\/100 Gb\/s and InfiniBand modes SDR to HDR100.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis NIC offers dual-port connectivity for high-speed network applications using standard QSFP56 connectors. Suitable for systems with compatible low-profile expansion slots, it allows mounting in constrained enclosures due to its compact form factor (167.65 mm × 68.90 mm).\u003c\/p\u003e\r\n\r\n\u003cp\u003enVidia MCX653106A-ECAT: ConnectX-6 InfiniBand\/Ethernet adapter card, 100Gb\/s (HDR100, EDR IB and 100GbE), dual-port QSFP56, PCIe3.0\/4.0 x16, tall bracket.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549597028527,"sku":"NSB-9154","price":821.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX653106A-ECAT.jpg?v=1770630353"},{"product_id":"mcx653105a-hdat-nvidia-interface-card","title":"nVidia Mellanox MCX653105A-HDAT 1x 200GB QSFP56 PCIe3.0\/4.0 x16 NIC","description":"\u003cp\u003eThe nVidia Mellanox MCX653105A-HDAT is a PCIe Half Height, Half Length network interface card featuring one QSFP56 port supporting Ethernet speeds of 10\/25\/40\/50\/100\/200 Gb\/s. It connects via PCI Express 3.0 or 4.0 x16 and supports InfiniBand modes SDR, DDR, QDR, FDR, EDR, HDR100, and HDR.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis NIC provides one uplink through its single QSFP56 port for high-bandwidth connectivity in systems that support low-profile mounting. Compatible with servers requiring half-height cards using standard slot configurations. Suitable for both Ethernet and InfiniBand-based data transmission across supported speed tiers, depending on configuration requirements or system architecture limits.\u003c\/p\u003e\r\n\r\n\u003cp\u003enVidia Mellanox MCX653105A-HDAT: ConnectX-6 InfiniBand\/Ethernet adapter card, HDR IB (200Gb\/s) and 200GbE, single-port QSFP56, PCIe3.0\/4.0 x16, tall bracket.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549597946031,"sku":"NSC-0037","price":763.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX653105A-HDAT.jpg?v=1770630449"},{"product_id":"mcx456a-ecat-nvidia-interface-card","title":"nVidia Mellanox MCX456A-ECAT ConnectX-4 2x 100GB QSFP28 Interface Card","description":"\u003cp\u003eThe nVidia Mellanox MCX456A-ECAT ConnectX-4 is a low-profile PCIe interface card designed by Mellanox. It features two QSFP28 ports supporting 100 Gbps transmission speed per port, offering high-throughput connectivity for data-intensive applications.\u003c\/p\u003e\r\n\r\n\u003cp\u003eThis dual-port adapter supports standard PCI Express Gen3 x16 and operates in compatible servers requiring high-bandwidth Ethernet connections. The unit accepts fiber transceivers via its QSFP28 interfaces and uses active cooling with an onboard heatsink to manage thermal output during sustained operation. Rear bracket mounting enables integration into rack-mounted chassis or server systems as required by deployment configurations.\u003c\/p\u003e\r\n\r\n\u003cp\u003enVidia Mellanox MCX456A-ECAT: Dual-Port ConnectX-4 VPI 100GbE QSFP28 PCIe NIC MCX456A.\u003c\/p\u003e","brand":"nVidia","offers":[{"title":"Default Title","offer_id":46549598437551,"sku":"NSB-8602","price":182.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0989\/9318\/files\/nvidia-MCX456A-ECAT.jpg?v=1770630502"},{"product_id":"mcx631102an-adat-nvidia-interface-card","title":"nVidia Mellanox MCX631102AN-ADAT ConnectX-6 LX 2x 25GB SFP28 PCIe 4.0 x8 NIC","description":"\u003cp\u003eThe nVidia Mellanox MCX631102AN-ADAT is a PCIe 4.0 x8 low-profile network interface card featuring two SFP28 ports, supporting transmission speeds up to 25 Gbps per port.\u003c\/p\u003e\r\n\r\n\u003cp\u003eCompatible with industry-standard servers and data center platforms, the ConnectX-6 LX series supports dual-port operation over fiber via SFP28 transceivers. 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