Alternative to MCX556A-ECAT: Better-Value Equivalents in Stock
Comparing the MCX556A-ECAT (MCX556A-ECAT - Mellanox ConnectX Dual-Port 10 Gigabit SFP+ Network Interface Card) against alternatives? Pro Disk Network stocks 12 similar NVIDIA parts that offer comparable performance at different price points. Each option below is in-stock, US-warehoused, and tested-and-certified before ship. Bulk pricing is available on quantities of 5+; B2B procurement can use Net 30 with PO.
About the MCX556A-ECAT
| SKU | MCX556A-ECAT |
|---|---|
| Product | MCX556A-ECAT - Mellanox ConnectX Dual-Port 10 Gigabit SFP+ Network Interface Card |
| Current price | $531.58 |
| Stock status | In Stock |
| Detail page | View MCX556A-ECAT › |
Alternatives to MCX556A-ECAT
Each part below is currently in our US warehouse, ships same-day for orders before 2pm ET, and includes our 90-day warranty. SKUs link to the full product page with photos, datasheets and B2B quote form.
Dell 540-BDJE Nvidia ConnectX-6 Lx Dual Port 10/25GbE SFP28 OCP 3.0 Network Interface Card
SKU: 540-BDJE
Price: $500.00
NVIDIA MCX713104AS-ADAT ConnectX-7 4-Ports 50Gb/s SFP56 PCI Express 4.0 x16 HHHL Network Adapetr
SKU: MCX713104AS-ADAT
Price: $1,505.26
NVIDIA MCX755106AC-HEAT ConnectX-7 2-Ports 200Gb/s QSFP112 PCI Express 5.0 x16 Plug-in Card Network Adapter (HP-labeled)
SKU: MCX755106AC-HEAT
Price: $2,444.21
180-10348-0000-A02 - NVIDIA Nvidia Quadro FX4500 512MB GDDR3 Dual DVI PCI Express x16 Video Graphics Card
SKU: 180-10348-0000-A02
Price: $536.95
NVS310 - Nvidia Quadro Nvs 310 512MB DDR3 PCI Express X16 Dual Display Port Dp Video Graphics Card
SKU: NVS310
Price: $181.83
VCNVS310DP - Nvidia Quadro Nvs 310 512MB DDR3 PCI Express X16 Dual Display Port Dp Video Graphics Card
SKU: VCNVS310DP
Price: $194.37
NVA-P1050-000 - Nvidia GeForce GT545 1GB GDDR5 PCI Express x16 Dual DVI Port HDMI(mini) Video Graphics Card
SKU: NVA-P1050-000
Price: $200.89
180-10410-0000-A01 - NVIDIA Nvidia GeForce 8600M GT 128MB Video Graphics Card
SKU: 180-10410-0000-A01
Price: $84.14
GT320-PCIE-1024-PB - NVIDIA Nvidia GeForce GT 320 1GB DDR3 PCI Express DVI Low Profile Video Graphics Card
SKU: GT320-PCIE-1024-PB
Price: $154.59
How we pick alternatives
Every recommendation above was selected using these criteria:
- Spec parity — capacity, speed, port count, and form factor matched within a 10% tolerance
- Price spread — alternatives shown across the price range, so you can pick on budget
- Brand mix — both OEM-equivalent and trusted aftermarket, all certified
- Reliability data — preferred parts have failure rates below 1% in our 18-month return tracking
- In stock today — shipping today, not 4-6 weeks from now
Want a side-by-side spec comparison?
We can prepare a written comparison covering throughput, power draw, form factor and validated compatibility. Email sales@prodisknetwork.com or call +1 (407) 205-8454 — most quotes ship within 4 business hours.