Alternative to 81Y4519: Better-Value Equivalents in Stock
Comparing the 81Y4519 (81Y4519 - IBM 640GB PCI Express Multi-Level Cell High IOPS Duo Adapter Solid State Drive) against alternatives? Pro Disk Network stocks 12 similar IBM 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 81Y4519
| SKU | 81Y4519 |
|---|---|
| Product | 81Y4519 - IBM 640GB PCI Express Multi-Level Cell High IOPS Duo Adapter Solid State Drive |
| Current price | $1,096.42 |
| Stock status | In Stock |
| Detail page | View 81Y4519 › |
Alternatives to 81Y4519
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.
81Y4517 - IBM 640GB Multi-Level Cell (MLC) Fusion-io ioDrive PCI Express Add-in Card Solid State Drive for System x3850
SKU: 81Y4517
Price: $421.05
00AE814 - IBM 365GB High IOPS Multi-Level Cell Mono Adapter PCI-Express Solid State Drive
SKU: 00AE814
Price: $856.79
90Y4398 - IBM Fusion-io 2.4TB Multi-level Cell High IOPS Adapter Accelerator Card
SKU: 90Y4398
Price: $4,350.32
46C9081 - IBM 785GB Multi-Level Cell (MLC) PCI Express 2.0 x8 IO Accelerator FH-HL Add-in Card Solid State Drive
SKU: 46C9081
Price: $232.42
44T0822 - IBM 1TB Enterprise Multi-Level Cell (eMLC) PCI Express x4 FlashCard Solid State Drive for FlashSystem 820
SKU: 44T0822
Price: $428.97
00D8438 - IBM 400GB Multi-Level Cell (MLC) PCI Express 3.0 x4 NVMe U.2 2.5-inch Solid State Drive
SKU: 00D8438
Price: $934.03
00YA813 - IBM 1.6TB Multi-Level Cell (MLC) PCI Express 3.0 x4 NVMe Enterprise Performance Flash Adapter HH-HL Add-in Card Solid State Drive
SKU: 00YA813
Price: $999.41
00YA822 - IBM 800GB Multi-Level Cell (MLC) PCI Express 3.0 x4 NVMe 2.5-inch Solid State Drive
SKU: 00YA822
Price: $1,458.95
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.