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Adaptec ASR-5805Z 512MB 8-Port PCI-e SAS Controller RAID CARD+8087 TO 4xSATA
Adaptec

Adaptec ASR-5805Z 512MB 8-Port PCI-e SAS Controller RAID CARD+8087 TO 4xSATA

Bottom line: The Adaptec ASR-5805Z 512MB 8-Port PCI-e SAS Controller RAID CARD+8087 TO is a specs-and-price decision rather than a crowd-consensus one in the expansion cards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ 512MB of DDR2 memory
  • ✓ Backed by Adaptec's warranty and support channels

Cons

  • ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
  • ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

Cache Memory:512MB of DDR2 memoryRAID Levels:RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50 and 60Key RAID FeaturesSupports 8 direct-attached or up to 256 SATA or SAS disk drivesS.M.A.R.T. supportUp to 512TB array sizes8-lane PCIeInternal Connectors2 internal (SFF-8087) Mini SASData Transfer Rate3 Gb/s per port.

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SpecPicks Verdict

SpecPicks scored Adaptec ASR-5805Z 512MB 8-Port PCI-e SAS Controller RAID CARD+8087… using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. Adaptec's expansion cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • 512MB of DDR2 memory
  • RAID levels 0, 1, 1E, 5, 5EE, 6, 10, 50 and 60
  • Supports 8 direct-attached or up to 256 SATA or SAS disk drives
  • 8-lane PCIe
  • 3 Gb/s per port

Full Specifications

BrandAdaptec
StyleClassic
Style NameClassic
Model NumberASR-5805Z +8087 TO 4xSATA
Mfr Part NumberASR-5805Z+8087 TO 4xSATA
Compatible DevicesDesktop, Laptop
Hardware InterfaceSAS

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Adaptec ASR-5805Z 512MB 8-Port PCI-e SAS Controller RAID CARD+8087 TO 4xSATA is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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Adaptec ASR-5805Z 512MB 8-Port PCI-e SAS Controller RAID CARD+8087 TO 4xSATA
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