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IO Crest 4 Port SATA III Expansion Card with Low Profile Bracket - 6Gbps SATA 3.0 Controller PCI Express x1 ASMedia 1064 for Windows10/8/7/XP/Vista/Linux
IO CREST

IO Crest 4 Port SATA III Expansion Card with Low Profile Bracket

Bottom line: The IO Crest 4 Port SATA III Expansion Card with Low Profile Bracket: ASMedia 1064 chipset adds four internal SATA 6Gb/s ports over one PCIe x1 slot; main trade-off: PCI Express x1 link caps aggregate throughput well below four drives at full 6Gbps.

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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

  • ✓ ASMedia 1064 chipset adds four internal SATA 6Gb/s ports over one PCIe x1 slot
  • ✓ All four SATA ports are bootable, so you can install an OS on attached drives
  • ✓ Hot plug and hot swap support per the Serial ATA 3.0 specification
  • ✓ Native Command Queuing plus Port Multiplier FIS-based and command-based switching
  • ✓ Low profile bracket included for SFF and 2U chassis builds

Cons

  • ✗ PCI Express x1 link caps aggregate throughput well below four drives at full 6Gbps
  • ✗ No RAID controller mentioned - array setup falls to your OS software RAID
  • ✗ Internal ports only, so external eSATA drives are not supported
  • ✗ Driver support listed for Windows 10 and older plus Linux, with no stated Windows 11 claim

Manufacturer description

The SI-PEX40156 4 port SATA III PCI-e 3.0 x1 controller card ASMedia 1064 chipset adds four SATA III ports to a computer through a PCI-e 3.0 x1 slot, delivering multiple internal 6Gbps connections for SATA III hard drives and SSDs. With full support for SATA 3.0 hard drives and data transfer speeds of up to 6 Gaps, the controller card features a native PCI Express single chipset that provides enhanced compatibility, reliability and performance for SATA 600 MB/s storage needs.

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SpecPicks Verdict

SpecPicks scored IO Crest 4 Port SATA III Expansion Card with Low Profile Bracket using a rating × review-volume × price-fit model applied to published specs and reviews across the expansion cards category. IO CREST'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

  • Chipset: ASMedia 1064
  • 4 Internal SATA 6Gb/s Ports. SATA ports are bootable
  • Compliant with Serial ATA Specification 3.0. Hot Plug and Hot Swap
  • Compliant with PCI-Express Specification v1.0
  • Supports Native Command Queue (NCQ). Supports Port Multiplier FIS Based Switching or Command Based Switching

Full Specifications

BrandIO CREST
StyleASM 4-Port
ChipsetASMedia 1064
Style NameASM 4-Port
Unit Count4.0 Count
Model NumberSI-PEX40156
CompatibilityLinux
Item Type NameIO CREST 4 Port SATA III PCI-e 3.0 x1 Expansion Card Non-Raid with Low Profile Bracket ASMedia 1064 SI-PEX40156
Mfr Part NumberSI-PEX40156
Compatible DevicesDesktop, Laptop
Hardware InterfacePCI Express 3.0, SATA 6.0 Gb/s
Warranty Description3 Year Warranty
Full listing titleIO Crest 4 Port SATA III Expansion Card with Low Profile Bracket - 6Gbps SATA 3.0 Controller PCI Express x1 ASMedia 1064 for Windows10/8/7/XP/Vista/Linux

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IO Crest 4 Port SATA III Expansion Card with Low Profile Bracket - 6Gbps SATA 3.0 Controller PCI Express x1 ASMedia 1064 for Windows10/8/7/XP/Vista/Linux 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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IO Crest 4 Port SATA III Expansion Card with Low Profile Bracket - 6Gbps SATA 3.0 Controller PCI Express x1 ASMedia 1064 for Windows10/8/7/XP/Vista/Linux
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