Alternative to T521G: Better-Value Equivalents in Stock
Comparing the T521G (Dell T521G E810-CQDA2T G1 Dual-Ports 100GbE QSFP28 PCI Express Full Height Precision Timing Adapter. In Stock) against alternatives? Pro Disk Network stocks 12 similar Dell 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 T521G
| SKU | T521G |
|---|---|
| Product | Dell T521G E810-CQDA2T G1 Dual-Ports 100GbE QSFP28 PCI Express Full Height Precision Timing Adapter. In Stock |
| Stock status | In Stock |
| Detail page | View T521G › |
Alternatives to T521G
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 HPJ8H E810-XXVDA4T G1 Quad-Ports 10/25GbE SFP28 PCI Express Full Height Precision Timing Network Adapter
SKU: HPJ8H
Price: $757.89
Dell Dell DDJKY Dell 0DDJKY / DDJKY X710-DA4 4 x Ports 10GbE SFP+ PCI Express 3.0 x8 Full Height Converged Network Adapter Card
SKU: DELL DDJKY
Price: $194.74
Dell Dell VFVGR Dell 0VFVGR / VFVGR Intel X520-DA2 2 x Ports SFP+ 10GbE PCI Express x8 Full Height Low Profile Network Interface Card
SKU: DELL VFVGR
Price: $221.05
Dell Dell XFGHY Dell 0XFGHY / XFGHY Intel I350-T4 4 x Ports 1000Base-T PCI Express 2.1 x4 Full Height Gigabit Ethernet Server Network Adapter Card
SKU: DELL XFGHY
Price: $223.68
Dell Dell PGRFV Dell 0PGRFV / PGRFV X710-DA4 4 x Ports 10GbE SFP+ PCI Express 3.0 x8 Full Height Network Interface Card
SKU: DELL PGRFV
Price: $326.32
Dell 3KHCF Dell 03KHCF / 3KHCF 57402 2-Ports 10GbE DA/SFP+ PCI Express Full Height Network Adapter
SKU: 3KHCF
Price: $65.26
Dell 2DRW9 Dell 02DRW9 / 2DRW9 Intel X710 2-Ports 10Gb/s SFP+ PCI Express Full Height Adapter For Poweredge M640
SKU: 2DRW9
Price: $71.58
Dell GMW01 Dell 0GMW01 / GMW01 57412 2-Ports 10Gb/s SFP+ PCI-Express 3.0 x8 Full Height Network Adapter
SKU: GMW01
Price: $187.37
Dell CX94X Dell 0CX94X / CX94X Broadcom BCM 57414 2 x Ports 25GbE SFP28 PCI Express x8 Full Height Network Adapter Card
SKU: CX94X
Price: $191.58
Dell VK88G Dell 0VK88G / VK88G E810 4-Ports 10/25GbE SFP28 PCI Express 4.0 x16 Full Height Network Adapter. In Stock
SKU: VK88G
Price: $468.42
Dell 71C1T Dell 071C1T / 71C1T ConnectX-5 EN 2-Ports 100GbE QSFP28 PCI Express 4.0 x16 Full Height Network Adapter
SKU: 71C1T
Price: $489.47
Dell QL41164HFCU-DE 4-Ports 10GbE SFP+ PCI Express 3.0 x8 Full Height Converged Network Adapter
SKU: QL41164HFCU-DE
Price: $47.37
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.