MICROSEMI 423G7 Dell Quad Port Sas Hba High ASA-80165H 12GB/S

( Brand: Microsemi ), ( Manufacturer Part Number: 423G7 ), ( Compatible Brand: For Dell, For Adaptec, For Microsemi, For Pmc, For Sun/oracle ), ( Connectors: Full Height Pci ), ( Number Of Ports: 16 ), ( Network Ports: Sas, Sata Iii ), ( Compatible Port: Pci-e 3.0 X 8 ), ( Product Line: Adaptec )

Review MICROSEMI Dell 12gb/s Quad port External Sas Hba High Profile

The **Microsemi 423G7 (Dell ASA-80165H) 12GB/s Quad-Port SAS Host Bus Adapter (HBA)** is a high-performance, enterprise-grade storage solution designed to deliver exceptional data throughput, reliability, and scalability for demanding storage environments. Part of Microsemi s advanced line of SAS HBAs, this model is engineered to maximize efficiency in large-scale storage infrastructures, including data centers, high-availability clusters, and mission-critical applications where low latency and high bandwidth are essential. With four full-height, full-length (FFHL) SAS ports, the 423G7 provides seamless connectivity to enterprise storage arrays, tape libraries, and other high-speed SAS devices, ensuring robust data transfer rates of up to **12 Gbps per port**. This quad-port configuration eliminates bottlenecks in storage networks, allowing for parallel data paths that significantly enhance overall system performance, particularly in environments with multiple storage targets or high I/O workloads.

Built on Microsemi s proven **SAS 3.0 technology**, the 423G7 supports advanced features such as **end-to-end data integrity (EEDI) and SAS expander support**, ensuring data consistency and reliability across long-distance connections. The HBA is fully compatible with **Dell s PowerEdge servers**, making it an ideal choice for Dell infrastructure deployments, though its robust design also integrates seamlessly with other industry-standard platforms. Its **low-profile PCIe 3.0 x8 interface** ensures minimal latency and optimal bandwidth utilization, while its **Dell ASA-80165H firmware** provides enterprise-grade management capabilities, including **SAS expander support, link aggregation, and advanced error handling**. This makes it particularly well-suited for environments requiring **high availability, fault tolerance, and scalability**, such as virtualized data centers, database servers, or storage area networks (SANs).

Beyond its technical specifications, the 423G7 is designed with **enterprise durability in mind**, featuring robust components that withstand the demands of 24/7 operations. Its **hot-plug capable design** allows for non-disruptive maintenance, reducing downtime in critical storage environments. Additionally, the HBA supports **multiple SAS protocols**, including **SAS, SATA, and SAS expander configurations**, making it versatile for a wide range of storage architectures. Whether deployed in a **high-performance computing (HPC) cluster, a virtualized storage environment, or a traditional SAN setup**, the 423G7 delivers the speed, reliability, and flexibility needed to handle today s most demanding storage workloads. For organizations requiring **future-proofing**, its compatibility with **next-generation SAS and PCIe standards** ensures long-term investment protection, allowing for seamless upgrades as storage demands evolve. In summary, the Microsemi 423G7 (Dell ASA-80165H) is a premium SAS HBA that bridges high-speed connectivity with enterprise-grade reliability, making it an indispensable component for any storage-intensive infrastructure.

### **Pros and Cons of buying a Microsemi 423G7 (Dell ASA-80165H) 12GB/s Quad-Port SAS HBA**

#### **Pros**

1. **High Performance and Bandwidth**

The 12GB/s SAS interface ensures fast data transfer rates, making it suitable for high-end storage arrays, enterprise servers, and data-intensive workloads. This is significantly faster than older 6GB/s HBAs, reducing latency and improving throughput.

2. **Quad-Port Design**

With four SAS ports, this HBA provides redundancy and flexibility. It allows for failover capabilities, load balancing, and the ability to connect to multiple storage devices or expanders, improving reliability and scalability.

3. **Enterprise-Grade Reliability**

As a Dell-branded HBA (originally from Microsemi), it is designed for enterprise environments where uptime and data integrity are critical. Dell s support and compatibility with their servers and storage systems add to its credibility.

4. **Compatibility with Modern Storage**

The 12GB/s SAS standard is widely supported in modern enterprise storage systems, including Dell EMC PowerStore, PowerScale, and other high-end arrays. It is also backward compatible with 6GB/s devices, though performance will be limited.

5. **Low Latency and High Throughput**

Ideal for applications requiring low-latency access, such as databases (e.g., Oracle, SQL Server), virtualization (VMware, Hyper-V), and high-performance computing (HPC). The quad-port configuration helps distribute I/O load efficiently.

6. **Dell Support and Warranty**

Being a Dell product, it comes with Dell s standard warranty and support options, which can be beneficial for organizations relying on Dell s ecosystem. This includes access to Dell s technical resources and potential firmware updates.

7. **Scalability**

The quad-port design allows for expansion in storage configurations, enabling the addition of more drives or storage controllers without replacing the entire HBA. This is useful for growing storage needs.

8. **Enterprise Feature Set**

- **End-to-End Data Protection (EEDP):** Ensures data integrity across the SAS fabric.

- **SAS Expander Support:** Compatible with SAS expanders for larger storage configurations.

- **Hot-Plug Capability:** Allows for drive replacements without downtime.

- **Firmware Updates:** Supports Dell s firmware updates for compatibility and security patches.

---

#### **Cons**

1. **Cost**

The 12GB/s quad-port SAS HBA is more expensive than 6GB/s or single-port HBAs. For smaller businesses or less demanding workloads, the cost may not be justified. A cheaper alternative might suffice for basic storage needs.

2. **Overkill for Some Use Cases**

If your workload does not require 12GB/s speeds (e.g., small office environments, basic file servers, or legacy systems), the performance benefits may not be fully utilized. A lower-end HBA or even a motherboard-integrated SAS controller might be sufficient.

3. **Power and Heat Considerations**

High-performance HBAs can draw more power and generate heat. In systems with limited cooling or power budgets, this could require additional cooling solutions or power supplies, adding complexity and cost.

4. **Limited PCIe Gen Support**

The 12GB/s SAS standard typically requires PCIe Gen 3 or higher for full performance. If your server has older PCIe slots (e.g., Gen 2), the HBA may not reach its full potential. Check your server s PCIe lane availability to ensure compatibility.

5. **Firmware and Driver Dependencies**

Like all hardware, this HBA requires compatible firmware and drivers. Outdated or incompatible drivers can cause performance issues or instability. Dell provides updates, but organizations must ensure they are kept current.

6. **SAS vs. NVMe/PCIe Alternatives**

For ultra-high-performance workloads (e.g., databases, AI/ML, or large-scale virtualization), NVMe over Fabrics (NVMe-oF) or PCIe-based storage solutions (e.g., NVMe SSDs with add-in cards) may offer better performance and lower latency than SAS. SAS is still robust but may not be the best choice for cutting-edge workloads.

7. **Physical Space and Slot Requirements**

A quad-port HBA occupies a full-length PCIe slot, which may be limited in some servers. If your server has limited PCIe slots, this could be a constraint, especially if other high-bandwidth cards (e.g., GPUs, NICs) are already installed.

8. **Deprecation Risk**

While 12GB/s SAS is still widely used, newer storage technologies (e.g., NVMe, PCIe 4.0/5.0, or higher-speed SAS standards) may render this HBA less future-proof. Organizations planning long-term storage upgrades may need to consider more modern alternatives sooner rather than later.

---

### **Conclusion**

The **Microsemi 423G7 (Dell ASA-80165H) 12GB/s Quad-Port SAS HBA** is a high-performance, enterprise-grade solution ideal for environments requiring **high throughput, redundancy, and reliability**. It excels in scenarios such as:

- Enterprise storage arrays (e.g., Dell EMC PowerStore, Isilon).

- High-performance databases (Oracle, SQL Server).

- Virtualization platforms (VMware, Hyper-V).

- Workloads demanding low latency and high I/O throughput.

However, it is **not necessary** for smaller businesses, legacy systems, or workloads that do not require 12GB/s speeds. In such cases, a lower-cost HBA or motherboard-integrated SAS controller would be more cost-effective.

---

### **Recommendation**

- You are running **enterprise storage arrays** or **high-performance workloads** (databases, virtualization, HPC).

- Your server has **PCIe Gen 3 or higher** and sufficient power/cooling capacity.

- You need **redundancy, scalability, and future-proofing** for SAS-based storage.

- You are already in the **Dell ecosystem** and benefit from their support and compatibility.

- Your workload is **light to moderate** (e.g., small file servers, basic NAS).

- Your server lacks **PCIe Gen 3 slots** or has **limited power/cooling**.

- You are considering **NVMe or PCIe-based storage** for future-proofing.

- Budget constraints make a **lower-cost HBA** a more practical choice.

- **Single-port 12GB/s SAS HBA** (e.g., Dell H200/H310) for simpler setups.

- **NVMe HBAs** (e.g., Dell HBA630 for PCIe 3.0 x4 NVMe) for ultra-low latency.

- **Motherboard-integrated SAS controllers** if your server supports it (e.g., Dell PowerEdge servers with embedded SAS).

- **Used/refurbished HBAs** if new is not a priority, as this model is still widely available secondhand.

Details:

Removed from a working environment.

part #: 423g7 prices

• $56.88-$172.50

specifications diskcontrolle:

• brand: Microsemi
• mpn: 423g7
• compatible brand: For Dell, For Adaptec, For Microsemi, For Pmc, For Sun/oracle
• connectors: Full Height Pci
• number of ports: 16
• network ports: Sas, Sata Iii
• compatible port: Pci-e 3.0 X 8
• product line: Adaptec

payments diskcontrolle:

• other
• wallet: Paypal
• credit card: Diners-club

seller diskcontrolle:

• # reviews: 6368
• rating: 99.2%
• city: Rogers, Arkansas

general diskcontrolle:

• condition: Used
• Enterprise Networking, Servers > Server Components > Disk Controllers/RAID Cards

offer diskcontrolle:

• options: Ship-to-home
• quantity: 2
• best offers: True
• started: May 13, 2026
• sold: 0
• availability: In Stock

returns diskcontrolle:

• policy: Returns Accepted
• method: Money back
• time: 30 Days
• paid by: Buyer

shipping diskcontrolle:

• type: Calculated
• class: Standard
• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery
• transit: 3-7 Days
• cost: $21.26

Microsemi 423G7 Is Similar To:

• 00375-11b Adaptec Low Profile Bracket For Microsemi Smartraid (23% similar) Low profile bracket for Microsemi adaptec As HBA1000 1100-16E smart raid P/N: 00375-11B...(August 5th, 2018)
• 00375-13b Adaptec Low Profile Bracket Screws For Microsemi Hba Card (20.7% similar) Low profile bracket screws for Microsemi adaptec As hba 1000-8I8E card...(August 5th, 2018)
• 2272300-r Adaptec Microsemi Mini-sas-sata Data Transfer (31.6% similar) Original intact UPC bar code. Atlanta network technologies, inc. The return must be complete and include all accessories, manufacturer documentation manuals, warranty cards, registration information, etc. To locate a service near you, please refer your product manual. Original packing slip. ...(January 19th, 2017)
• 2294001-r Adaptec Microsemi 8805e Sas Controller (36.5% similar) There is no human intervention in the process. Both model's fit the requirements of industrial pc workstations or entry-level servers. The 8405E and 8805E support a maximum of four eight devices respectively, as neither use expands. Atlanta network technologies, inc. Request rma. The series 8e 12 ...(December 24th, 2016)
• 2299600-r Adaptec Microsemi Smartraid Sas Controller 760884157985 (33.6% similar) That is how we control costs and keep prices are so low. 45 million oops. Manufacturers change colors and item details frequently often do not update pictures. Atlanta network technologies, inc. There is no human intervention in the process. It may be faster or longer as shown in the listing if ...(December 13th, 2018)
• 9b90-0085 Adaptec Full Size Bracket Screws For Microsemi Hba Card (21% similar) Full size bracket screws for Microsemi adaptec As hba 1000-8I8E card P/N: Mex a-r rev 1AP gimp 9B90-0085...(August 5th, 2018)
• Asa-81605 Adaptec Microsemi Internal Pcie Hba (34.1% similar) Used adaptec Microsemi 16I 12 GPS. Windows and Linux have drivers will recognize the card fine. Updated to the latest available Fe. For specific drivers search super micro site at...(September 17th, 2018)
• Asr-885 Microsemi Adaptec Port Pcie Raid (33.9% similar) Raid levels 0, 1, 1E, 5, 6, 10, 50 and 60SAS this unit appears to be unused but I can not say for sure so selling as used. You are viewing a Microsemi adaptec As port 12GBPS SAS-3 512MB pie listing includes: 1 x Microsemi adaptec As port 12GBPS SAS-3 512MB pie 6 GPS on sequential reads and up. ...(January 11th, 2019)
• Hba 1100-16i Microsemi Adapter Sas Pci Express Card (37.2% similar) I go to the post office and ups daily. Has a light signs of wear. Only confirmed addresses unless I accept and you contact me. Microsemi hba 1100-16I adapter - 12GBS sas pci express x8 - plug-in card this unit sold just like it is shown on the pictures...(August 21st, 2018)
• Hba 1100-8i Microsemi Adaptec Gbps Pcie Sas Sata Port Adapter Card (34.7% similar) Please see actual pictures. Theres no other parts, manuals, software included. Fast shipping...(June 7th, 2018)
• Dell Hhjd7 Microsemi Quad Port Sas 12gb s High Profile Host Bus Adapter (41.6% similar) Shipped in anti-static packaging. Fully tested, works perfectly. Item is clean and ready to use...(August 2nd, 2024)