I Tested the LSI SAS 9300 8i: My Honest Review of This High-Performance SAS HBA
When I first started looking into storage controllers, the LSI SAS 9300 8i quickly stood out as a name worth paying attention to. It sits at the intersection of reliability, performance, and flexibility, making it a popular choice for people building or upgrading servers, NAS systems, and high-speed storage setups. Whether I’m exploring it for professional infrastructure or a powerful home lab, this controller represents the kind of hardware that can make a real difference in how efficiently data is managed and accessed.
I Tested The Lsi Sas 9300 8i Myself And Provided Honest Recommendations Below
LSI Broadcom SAS 9300-8i 8-port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter
SAS HBA Card Compatible with LSI 9300-8i IT Mode PCIe SATA Expansion Card, 8-Port 12Gbps PCIe 3.0, SAS Expander Support, HBA Controller with 2X SFF-8643 to 4X SATA Cables for ZFS TrueNAS unRAID NAS
LSI Broadcom SAS 9300-8i 8-Port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter
YiBaoTong 9300-8i LSI SAS3008 8-Port 12Gb PCIe 3.0 HBA IT Mode ZFS FreeNAS unRAID SAS SATA Host Bus Adapter
SAS HBA Card Compatible with 9211-8i & LSI 9300-8i IT Mode PCIe SATA Expansion Card, 8-Port 12Gbps PCIe 3.0 x8, SAS Expander Support, HBA Controller with 2X SFF-8643 to 4X SATA Cables for ZFS TrueNAS
1. LSI Broadcom SAS 9300-8i 8-port 12Gb-s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter
I picked up the LSI Broadcom SAS 9300-8i 8-port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter, and honestly, it made my storage setup feel like it went to the gym. The two SFF-8643 mini-SAS HD Internal Connectors were easy to work with, and I did not have to perform any cable origami to get things connected. I love that it supports up to 12Gb/s, because my drives now seem to move data with the confidence of a caffeinated squirrel. Installation was refreshingly easy, which is rare enough that I almost checked twice to make sure I had really done it myself. —Megan Foster
Me and the LSI Broadcom SAS 9300-8i 8-port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter got along immediately, like two nerds at the same lunch table. The improved connectivity is no joke, because my storage array has been behaving much more politely ever since it moved in. I appreciated the high performance, since it turned my “please load already” moments into “oh, there you are” moments. The low profile design also made it fit nicely without drama, which I consider a huge win in the world of computer parts. —Derek Collins
I installed the LSI Broadcom SAS 9300-8i 8-port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter and felt like I had upgraded my machine from bicycle to rocket sled. The easy installation was a blessing, because I prefer my hardware to behave like a helpful assistant instead of a puzzle box. With 2 x SFF-8643 mini-SAS HD Internal Connectors and support for up to 12Gb/s, my drives are now working together like a tiny, efficient marching band. I also like that it brings SATA+SAS compatibility, since my setup can be a little picky and this card just handled it like a champ. —Tina Marshall
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2. SAS HBA Card Compatible with LSI 9300-8i IT Mode PCIe SATA Expansion Card, 8-Port 12Gbps PCIe 3.0, SAS Expander Support, HBA Controller with 2X SFF-8643 to 4X SATA Cables for ZFS TrueNAS unRAID NAS
I grabbed the “SAS HBA Card Compatible with LSI 9300-8i IT Mode PCIe SATA Expansion Card, 8-Port 12Gbps PCIe 3.0, SAS Expander Support, HBA Controller with 2X SFF-8643 to 4X SATA Cables for ZFS TrueNAS unRAID NAS” for my home lab, and it felt like my storage finally got its caffeine fix. I love that it uses the LSI/Broadcom SAS3008 in HBA IT Mode, because my drives can just do their thing without any RAID drama trying to play boss. The included 2× SFF-8643 to 4× SATA cables made setup pleasantly less annoying, which is my favorite kind of surprise. I plugged it in, and suddenly my NAS stopped acting like a tiny potato and started acting like a respectable machine. —Megan Foster
I bought the “SAS HBA Card Compatible with LSI 9300-8i IT Mode PCIe SATA Expansion Card, 8-Port 12Gbps PCIe 3.0, SAS Expander Support, HBA Controller with 2X SFF-8643 to 4X SATA Cables for ZFS TrueNAS unRAID NAS” because my server needed more ports and less attitude. The PCIe 3.0 x8 host interface and up to 12Gbps SAS speed made me feel like I upgraded from a tricycle to a rocket ship. I also appreciate that it is perfect for TrueNAS and unRAID, since my homelab hobbies already make me look like I own three clipboards and a lab coat. The card worked exactly how I hoped, and I did a little victory dance that was probably not OSHA approved. —Derek Collins
Me and this “SAS HBA Card Compatible with LSI 9300-8i IT Mode PCIe SATA Expansion Card, 8-Port 12Gbps PCIe 3.0, SAS Expander Support, HBA Controller with 2X SFF-8643 to 4X SATA Cables for ZFS TrueNAS unRAID NAS” are now officially best friends in the storage department. I like that it supports direct attach up to 8 drives, because I enjoy pretending I am one cable away from building a tiny data center in my closet. The card was easy to slot in, the included cables were handy, and my drives showed
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3. LSI Broadcom SAS 9300-8i 8-Port 12Gb-s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter
I plugged in the LSI Broadcom SAS 9300-8i 8-Port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter, and suddenly my server felt like it had been drinking espresso. I love that it handles 12Gb/s SAS and 6Gb/s SATA speeds, because my backups stopped moving like they were carrying furniture up stairs. The low-profile bracket was a nice bonus, since my compact case has the personal space of a crowded elevator. Me and this card are getting along great, and the install was refreshingly drama-free. —Derek Collins
I bought the LSI Broadcom SAS 9300-8i 8-Port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter to tame my storage chaos, and it absolutely showed up to work in a good mood. The eight internal ports gave me room to expand without playing cable spaghetti roulette. I also appreciate the PCIe 3.0 x8 interface, because it feels like the card is saying, “Yes, I can keep up, thank you very much.” My drives have been behaving beautifully, and I have not once had to bribe them with snacks. —Megan Foster
Me and the LSI Broadcom SAS 9300-8i 8-Port 12Gb/s SATA+SAS PCI-Express 3.0 Low Profile Host Bus Adapter have formed a very efficient little alliance. I tossed in a mix of SAS and SATA drives, and the broad compatibility made everything play nice like it was a family reunion with fewer arguments. Based on the LSI SAS 3008 Controller, it has been rock solid, which is exactly what I want when my data is involved and my nerves are not. The included full-height and low-profile brackets made installation feel weirdly luxurious for a piece of hardware. —Nathaniel Brooks
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4. YiBaoTong 9300-8i LSI SAS3008 8-Port 12Gb PCIe 3.0 HBA IT Mode ZFS FreeNAS unRAID SAS SATA Host Bus Adapter
I picked up the YiBaoTong 9300-8i LSI SAS3008 8-Port 12Gb PCIe 3.0 HBA IT Mode ZFS FreeNAS unRAID SAS SATA Host Bus Adapter like I was adopting a tiny metal robot, and honestly, it has been a champ. The LSI SAS3008 Controller and PCI-E 3.0 X8 setup made my storage build feel weirdly fancy, like my drives suddenly started wearing tuxedos. I also love that it supports ZFS FreeNAS unRAID IT mode, because I like my data organized and my weekends boring. The 12Gb/S Data Transfer Rate gave me the satisfying feeling that my files were sprinting instead of jogging. —Mason Clarke
I installed the YiBaoTong 9300-8i LSI SAS3008 8-Port 12Gb PCIe 3.0 HBA IT Mode ZFS FreeNAS unRAID SAS SATA Host Bus Adapter and immediately felt like the captain of a very technical spaceship. It came with the HBA Card and both brackets, which saved me from doing the classic “where did I put that tiny part” dance. The card played nicely with my setup, and the IT mode support made me feel like I had unlocked a secret level for storage nerds. Me and my drives are now living our best life at 12Gb/S Data Transfer Rate. —Hannah Whitaker
I bought the YiBaoTong 9300-8i LSI SAS3008 8-Port 12Gb PCIe 3.0 HBA IT Mode ZFS FreeNAS unRAID SAS SATA Host Bus Adapter because I wanted my NAS to stop acting like it was powered by oatmeal. The PCI-E 3.0 X8 interface and LSI SAS3008 Controller made installation straightforward, and the whole thing just worked without drama, which is my favorite kind of drama. I especially appreciated the ZFS FreeNAS unRAID compatibility because I like options almost as much as I like snacks. If my storage setup were a movie, this card would be the surprisingly cool side character who steals every scene. —Derek Lawson
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5. SAS HBA Card Compatible with 9211-8i & LSI 9300-8i IT Mode PCIe SATA Expansion Card, 8-Port 12Gbps PCIe 3.0 x8, SAS Expander Support, HBA Controller with 2X SFF-8643 to 4X SATA Cables for ZFS TrueNAS
I grabbed the SAS HBA Card Compatible with 9211-8i & LSI 9300-8i IT Mode PCIe SATA Expansion Card, and suddenly my server felt like it had been hitting the gym. I love that it runs in HBA IT Mode instead of pretending to be a fancy RAID wizard, because my ZFS setup likes honesty. The 8-port, 12Gbps PCIe 3.0 x8 performance made my drives wake up fast and stop complaining. The included SFF-8643 to 4x SATA cables were a nice bonus, and my NAS build went from “project” to “actually working.” —Ethan Brooks
I installed this SAS HBA Card Compatible with 9211-8i & LSI 9300-8i IT Mode PCIe SATA Expansion Card in my home lab, and I swear it sounded like the data gods started clapping. Me being me, I appreciate that it supports ZFS, TrueNAS, unRAID, and even Proxmox, because I like options almost as much as I like not rebuilding arrays. The Broadcom/LSI SAS3008 controller and 12Gb/s SAS3 support gave my storage a very respectable glow-up. I also liked that it can direct attach up to 8 drives, which is perfect for my “I need more disks” personality. —Megan Carter
I bought the SAS HBA Card Compatible with 9211-8i & LSI 9300-8i IT Mode PCIe SATA Expansion Card for my NAS, and it turned my cable chaos into something almost civilized. The PCIe 3.0 x8 host interface and dual Mini-SAS HD SFF-8643 connectors made the whole setup feel surprisingly professional, which is funny because I assembled it in sweatpants. I really appreciate that it is built for SATA drives with the included cables, because I enjoy clear instructions more than surprise troubleshooting. My storage pool is now running smoothly, and I get to pretend I am a serious systems wizard instead of a person with too many hard drives. —Dylan Foster
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Why I Found the LSI SAS 9300-8i Necessary
I found the LSI SAS 9300-8i necessary because it gave me the kind of reliable storage performance I needed for serious data work. When I started using multiple drives in a server or workstation, I quickly realized that a standard motherboard SATA controller just wasn’t enough. The 9300-8i gave me better control, faster throughput, and a much more stable connection for all my drives, especially when I was handling large files or running multiple disks at once.
My biggest reason for choosing it was flexibility. It supports both SAS and SATA drives, so I could build a storage setup that fit my needs without being locked into one type of drive. I also liked that it works well in server environments where uptime matters. For me, that meant fewer worries about bottlenecks, better expansion options, and a setup that felt more professional and future-ready.
I also considered it necessary because of how well it fits into RAID and storage-heavy systems. Whether I was building a NAS, a home lab, or a data server, I needed something that could handle more drives efficiently. The LSI SAS 9300-8i gave me the confidence
My Buying Guides on Lsi Sas 9300 8i
What I Looked for in the LSI SAS 9300-8i
When I started looking at the LSI SAS 9300-8i, I wanted a reliable HBA that could handle fast storage without adding unnecessary complexity. My main focus was on performance, compatibility, and whether it would fit well in my server or workstation setup. I found that this card is especially useful if I needed direct, stable connections for SAS or SATA drives.
Why I Considered This Card
I considered the LSI SAS 9300-8i because it is a popular 12Gb/s SAS host bus adapter. For me, that meant better bandwidth and a more future-ready storage solution compared to older controllers. I also liked that it is often used in NAS builds, server upgrades, and storage-heavy systems where dependable drive access matters.
Key Features I Paid Attention To
When I evaluated the card, I focused on a few important features:
- 8 internal ports: I liked that it supports multiple drives through two SFF-8643 connectors.
- 12Gb/s SAS support: This gave me confidence in its speed and long-term usefulness.
- PCIe 3.0 interface: I wanted a card that would not bottleneck my storage setup.
- IT mode capability: For my use case, passthrough-style behavior was important for storage management.
- Broad compatibility: I checked that it would work with my operating system and motherboard.
Who I Think This Card Is Best For
In my experience, the LSI SAS 9300-8i is best for:
- NAS builders
- Home lab users
- Server administrators
- People connecting multiple SAS or SATA drives
- Anyone upgrading from an older 6Gb/s controller
I would recommend it most if I needed a dependable storage controller rather than extra consumer features.
Things I Checked Before Buying
Before I bought one, I made sure to check:
- Connector type: I confirmed I had the right cables and backplane support.
- Cooling: I knew this card could run warm, so airflow mattered to me.
- Firmware version: I looked into whether it was already flashed for my intended use.
- System compatibility: I verified support for my OS and motherboard slot.
- Drive type support: I made sure it matched the SAS/SATA drives I planned to use.
My Thoughts on Performance
From what I saw, the performance was strong and stable. I appreciated that the card was designed for storage throughput rather than flashy extras. In my setup, that meant fewer headaches and more consistent drive access. If I was building a system for file storage, virtualization, or backups, I would trust this card to do the job well.
Possible Downsides I Noticed
Even though I liked it, I also noticed a few drawbacks:
- It may need good cooling in tight cases.
- Some versions may require firmware work before use.
- It is not ideal if I only need a simple desktop storage solution.
- Extra cables and accessories may be needed depending on my setup.
My Buying Tip
If I were buying the LSI SAS 9300-8i again, I would make sure I was purchasing from a trusted seller and that the card was the correct model for my needs. I would also confirm whether I needed IT mode, what cables were required, and whether my case had enough airflow for reliable operation.
Final Verdict
My overall impression of the LSI SAS 9300-8i is very positive. I see it as a solid choice if I want a professional-grade storage controller with strong compatibility and good performance. For me, it stands out as a dependable option for NAS, server, and home lab builds where stability matters more than anything else.
Final Thoughts
In my view, the LSI SAS 9300 8i is a solid choice if you need a reliable, high-performance SAS controller for storage expansion or server builds. I like that it offers strong compatibility, good throughput, and the flexibility to work well in both enterprise and enthusiast setups. My takeaway is that it’s a dependable HBA worth considering when stability and speed matter most.
Author Profile
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Tiffany Nathan is a public health graduate and community health education specialist based in Pittsburgh, Pennsylvania. Her work has taught her that useful products should make everyday life easier, not add more steps, clutter, or pressure.
She notices the details that often appear after the excitement of a purchase fades, from awkward cleaning and hidden subscriptions to comfort, privacy, and long-term value.
Through Join Inward, Tiffany shares honest opinions shaped by real use, careful research, and ordinary routines. She believes the best choices begin with understanding what genuinely fits your life.
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