Alternative to CX312A: Better-Value Equivalents in Stock
Comparing the CX312A (CX312A - Mellanox Connectx-3 Dual-Port 10Gb/s SFP+ Gigabit Ethernet 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 CX312A
| SKU | CX312A |
|---|---|
| Product | CX312A - Mellanox Connectx-3 Dual-Port 10Gb/s SFP+ Gigabit Ethernet Card |
| Current price | $170.53 |
| Stock status | In Stock |
| Detail page | View CX312A › |
Alternatives to CX312A
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.
Mellanox MCX623436AN-CDAB NVIDIA MCX623436AN-CDAB ConnectX-6 DX 2 x Ports QSFP56 PCI Express 4.0 x16 Adapter Card
SKU: MCX623436AN-CDAB
Price: $989.47
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 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
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
VCQFX57006 - NVIDIA Nvidia Quadro FX 570 256MB GDDR2 PCI Express Dual DVI-I Video Graphics Card
SKU: VCQFX57006
Price: $179.84
OWH242 - NVIDIA Nvidia Quadro FX3500 256MB DDR3 Dual Dvi PCI Express x16 Video Graphics Card
SKU: OWH242
Price: $195.54
600-50211-0001-304 - NVIDIA Nvidia 256MB PCI Express Video Graphics Card Fx3400 With Dual DVI and Svideo Outputs
SKU: 600-50211-0001-304
Price: $334.76
GTX660-PCIE-1536-PB - NVIDIA Nvidia GeForce GTX 660 1.5GB DDR5 PCI Express Dual Dvi Video Graphics Card
SKU: GTX660-PCIE-1536-PB
Price: $349.95
HD465XZPFR - NVIDIA Nvidia Radeon HD 4650 1GB 128-Bit DDR2 AGP 8x Dual-Link DVI/ S-Video/ HDTV Video Graphics Card
SKU: HD465XZPFR
Price: $425.86
134E098T064726 - NVIDIA Nvidia GeForce GTX 650 1GB GDDR5 128-Bit PCI Express 3.0 x16 Dual DVI/ HDMI/ HDCP Ready Video Graphics Card
SKU: 134E098T064726
Price: $448.76
VCQFX370LP - NVIDIA Nvidia Quadro FX370 512MB PCI Express Dual Out Hh Video Graphics Card
SKU: VCQFX370LP
Price: $484.61
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.