{"product_id":"adaptec-asr-7805-1gb-pcie-3-0-x8-sas-sata-raid-controller-efficient","title":"Adaptec ASR-7805 1Gb PCIe 3.0 x8 SAS\/SATA RAID Controller - Efficient","description":"\u003cp\u003eIn this review of the Adaptec ASR-7805 controller card, the conclusion is straightforward: it is a practical, no-frills RAID card for small servers and workstations that need reliable SAS\/SATA performance and a modest cache boost. Our review finds the ASR-7805 most valuable to system builders who want hardware RAID levels up to RAID 60, a full 1 GB cache, and the PCI-Express 3.0 x8 interface without paying for enterprise extras. It is not aimed at high-end datacenter deployments but fits compact servers and upgrade projects where compatibility and steady 6 Gb\/s transfer rates matter.\u003c\/p\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e1 GB Cache:\u003c\/strong\u003e The onboard 1 GB cache smooths burst transfers and improves RAID performance for mixed workloads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePCI-Express 3.0 x8 Interface:\u003c\/strong\u003e The x8 PCIe 3.0 link provides ample bandwidth for multiple attached drives without saturating common midrange setups.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSAS\/SATA 6 Gb\/s Support:\u003c\/strong\u003e Native support for SAS and SATA drives at up to 6 Gb\/s lets the controller work with a wide range of modern storage devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtensive RAID Levels:\u003c\/strong\u003e Hardware support for RAID 0\/1\/1E\/5\/6\/10\/50\/60 covers redundancy and performance needs for many server roles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual SFF-8643 Connectors:\u003c\/strong\u003e Two internal SFF-8643 mini-SAS HD connectors simplify connecting drive backplanes or drive cages in compact chassis.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWho It's For\u003c\/h2\u003e\u003cp\u003eThe ASR-7805 is aimed at small businesses, home lab builders, and IT pros upgrading older servers who need dependable hardware RAID and a reasonable cache without moving to a premium enterprise controller. It works well in low-profile or standard tower and rack systems that accept a half-height or low-profile card, and it is appropriate where mixed SAS and SATA drive fleets are used.\u003c\/p\u003e\u003cp\u003eThose who should look elsewhere include operators who need advanced enterprise features like battery-backed cache, NVMe support, or vendor-managed firmware ecosystems. High-performance datacenter arrays and NVMe-only storage nodes will outgrow this controller's capabilities.\u003c\/p\u003e\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eReliable hardware RAID support across many levels, including RAID 6 and RAID 60.\u003c\/li\u003e\n\u003cli\u003e1 GB cache improves sustained throughput for typical server workloads.\u003c\/li\u003e\n\u003cli\u003eDual internal SFF-8643 connectors make wiring tidy in dense enclosures.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eLacks enterprise extras such as battery backup or NVMe native support, which some datacenter users require.\u003c\/li\u003e\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eRAID 7805\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003ePCI-Express 3.0 x8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCache\u003c\/td\u003e\n\u003ctd\u003e1 GB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDrive Support\u003c\/td\u003e\n\u003ctd\u003eSAS\/SATA up to 6 Gb\/s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal Connectors\u003c\/td\u003e\n\u003ctd\u003e2 x SFF-8643 mini-SAS HD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRAID Levels\u003c\/td\u003e\n\u003ctd\u003e0\/1\/1E\/5\/6\/10\/50\/60\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eForm Factor\u003c\/td\u003e\n\u003ctd\u003eLow profile ready (high profile available)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eOur Verdict\u003c\/h2\u003e\u003cp\u003eThe Adaptec ASR-7805 is a sensible upgrade for systems that need robust hardware RAID, dual mini-SAS HD connectivity, and a 1 GB cache at a modest cost. It offers clear value for small servers, NAS rebuilds, and home lab arrays where SAS\/SATA drive support and proven RAID levels are the priority, but it is not positioned for high-end enterprise or NVMe-centric environments.\u003c\/p\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eDoes this card support SATA drives?\u003c\/strong\u003e\u003cbr\u003eYes. The ASR-7805 supports both SAS and SATA drives at transfer rates up to 6 Gb\/s.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat connectors does the card use for internal drives?\u003c\/strong\u003e\u003cbr\u003eIt provides 2 x SFF-8643 mini-SAS HD internal connectors for connecting drive backplanes or direct cabling.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs the card suitable for datacenter enterprise use?\u003c\/strong\u003e\u003cbr\u003eNot typically; it lacks enterprise features such as battery-backed cache and NVMe support, so it is better suited to small servers and home labs.\u003c\/p\u003e","brand":"EbidDealz","offers":[{"title":"Default Title","offer_id":48187848032475,"sku":"B08SBSG8HZ","price":43.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61oTq1HVjfL._AC_SL1280.jpg?v=1769686503","url":"https:\/\/gearmusthave.com\/products\/adaptec-asr-7805-1gb-pcie-3-0-x8-sas-sata-raid-controller-efficient","provider":"GearMustHave","version":"1.0","type":"link"}