Gigabyte H81M-S 4th Gen Intel Motherboard

The Gigabyte H81M-S is a Micro ATX motherboard designed for 4th Generation Intel Core processors using the LGA1150 socket. Based on the Intel H81 Express chipset, it provides a practical platform for building or upgrading an affordable desktop PC around compatible Intel Core i7, Core i5, Core i3, Pentium and Celeron processors. Gigabyte specifies support for DDR3 memory, SATA storage, Gigabit Ethernet, integrated Intel graphics output and PCI Express expansion.

With two DDR3 DIMM slots supporting up to 16GB of system memory, two SATA 6Gb/s connectors, two additional SATA 3Gb/s connectors and a PCI Express x16 slot, the H81M-S offers the essential connectivity required for an everyday desktop, office computer, home PC or budget upgrade based on the older 4th Gen Intel platform.

Gigabyte H81M-S 4th Gen Intel Motherboard

The Gigabyte H81M-S is built around Intel's H81 Express chipset and uses the LGA1150 CPU socket. It supports 4th Generation Intel Core processors along with compatible Intel Pentium and Celeron processors, making it suitable for users who already have an LGA1150 CPU or are assembling a cost-effective system using available 4th Gen components.

Its Micro ATX form factor measures approximately 19 × 17 cm, allowing it to fit into a wide range of compatible desktop cases. The board focuses on essential functionality rather than modern enthusiast features, making it particularly relevant for budget systems, replacement builds and refurbished PC upgrades.

Intel H81 Chipset and LGA1150 Socket

The motherboard uses the Intel H81 Express chipset and an LGA1150 CPU socket. Gigabyte lists compatibility with Intel Core i7, Core i5, Core i3, Pentium and Celeron processors designed for the LGA1150 platform. 

This means the H81M-S can be paired with compatible 4th Generation Intel processors such as selected Haswell-era Core i3, i5 and i7 CPUs. CPU compatibility should be checked against Gigabyte's official CPU support list before installing a particular processor, especially when purchasing a used or older CPU.

DDR3 Dual-Channel Memory Support

The Gigabyte H81M-S includes two DDR3 DIMM sockets with support for up to 16GB of system memory. It supports DDR3 1600MHz and DDR3 1333MHz modules and provides dual-channel memory architecture. Gigabyte also specifies support for non-ECC and XMP memory modules.

The two-slot configuration makes it possible to install memory in a dual-channel arrangement when compatible modules are used. Since this is an older DDR3 platform, customers should make sure they purchase compatible DDR3 desktop memory rather than newer DDR4 or DDR5 modules.

Gigabyte H81M-S Specifications

The specifications are based on Gigabyte's official GA-H81M-S documentation. Gigabyte lists two DDR3 slots, four SATA connectors, one PCI Express x16 slot, one PCI Express x1 slot, Realtek Gigabit LAN, Realtek ALC887 audio and the rear-panel connectivity described above.

Integrated Intel Graphics Support

The H81M-S supports the integrated graphics capabilities of compatible Intel processors. Its rear I/O includes a D-Sub connector capable of supporting resolutions up to 1920 × 1200 according to Gigabyte's specifications. The maximum shared graphics memory is listed as 1GB. 

This allows a compatible Intel processor with integrated graphics to operate without a dedicated graphics card for basic desktop tasks. Users who require stronger gaming or GPU performance can install a compatible graphics card through the PCI Express x16 slot.

PCI Express Expansion

The Gigabyte H81M-S provides one PCI Express x16 slot running at x16 and one PCI Express x1 slot. Gigabyte specifies these slots as conforming to the PCI Express 2.0 standard.

The primary x16 slot can be used for a compatible discrete graphics card, while the x1 slot can accommodate suitable expansion devices such as networking or other PCI Express accessories.

SATA Storage Connectivity

The motherboard provides four SATA connectors in total. Two are SATA 6Gb/s connectors and two operate at SATA 3Gb/s speeds. This gives users flexibility when connecting SATA SSDs, hard drives and optical drives. 

For a budget 4th Gen Intel PC, pairing the motherboard with a SATA SSD can provide a significant improvement in system responsiveness compared with using only a traditional mechanical hard drive.

Gigabit LAN for Wired Networking

The H81M-S features a Realtek Gigabit Ethernet controller with 10/100/1000 Mbps networking support. A standard RJ45 network connector is provided on the rear I/O panel.

This makes the motherboard suitable for wired internet access, local network connections, file sharing and everyday online applications. Gigabyte also highlights high ESD protection for the LAN interface as one of the board's features.

Realtek High Definition Audio

Audio is handled by a Realtek ALC887 codec in the Rev. 1.0 specification. The motherboard supports High Definition Audio and configurations up to 7.1-channel audio when the appropriate front-panel audio setup and software configuration are used. 

Three rear audio jacks provide Line In, Line Out and Mic In connections, making the board suitable for standard desktop speakers, headphones and microphone setups.

USB Connectivity

The H81M-S provides USB 3.0 and USB 2.0 connectivity for peripherals and external devices. Gigabyte specifies two USB 3.0/2.0 ports on the rear panel and additional USB 2.0/1.1 ports through the rear I/O and internal headers. 

This allows users to connect common accessories such as keyboards, mice, printers, USB flash drives, external storage and other compatible peripherals.

Rear I/O Connectivity

• 1 × PS/2 keyboard port
• 1 × PS/2 mouse port
• 1 × D-Sub display output
• 2 × USB 3.0/2.0 ports
• 2 × USB 2.0/1.1 ports
• 1 × RJ45 Gigabit LAN port
• 3 × audio jacks

The combination of legacy PS/2 ports, USB connectivity, D-Sub video output, wired networking and analogue audio provides the basic connections required for a conventional desktop workstation. 

Micro ATX Form Factor

The Gigabyte H81M-S uses a Micro ATX form factor measuring approximately 19 × 17 cm. 

Its compact dimensions allow it to be installed in compatible Micro ATX and larger cases. This makes the board useful when building a space-conscious desktop or replacing an existing LGA1150 motherboard.

Gigabyte Ultra Durable Technology

Gigabyte identifies the H81M-S as part of its Ultra Durable motherboard range. The board features solid capacitors for the CPU VRM design, while Gigabyte also highlights its UEFI BIOS and high-ESD-protection LAN implementation.

These features are intended to provide a dependable foundation for a standard desktop computer built around the H81 platform.

UEFI BIOS and Q-Flash

The motherboard uses a licensed AMI EFI BIOS and supports Gigabyte Q-Flash. Q-Flash provides a convenient way to update compatible BIOS firmware without relying on a conventional operating-system-based update process.

Gigabyte also lists features such as Xpress Install, APP Center and ON/OFF Charge for compatible USB devices. Available functions can vary depending on the motherboard revision and software environment.

Ideal Uses for Gigabyte H81M-S

• 4th Gen Intel desktop PC builds
• Office computers
• Home and study PCs
• Budget desktop upgrades
• Replacement for damaged LGA1150 motherboards
• Accounting and business workstations
• Point-of-sale and basic business systems
• Internet browsing and multimedia computers
• Refurbished or second-hand PC projects

Gigabyte H81M-S for Office and Business PCs

The motherboard is well suited to basic office computers using compatible 4th Gen Intel processors. A system built with an appropriate Core i3 or Core i5 CPU, DDR3 memory and an SSD can handle common workloads such as document editing, spreadsheets, web browsing, accounting software, email and business applications.

The integrated Gigabit LAN and multiple USB ports also make it practical for typical office peripherals, network connections, printers and external storage.

Gigabyte H81M-S for Budget Gaming

The H81M-S can be used as the foundation of a basic gaming PC when paired with a compatible LGA1150 processor, sufficient DDR3 memory and a suitable dedicated graphics card. The PCI Express x16 slot provides the primary expansion interface for a discrete GPU. 

However, this is an older platform and does not provide the modern memory, PCIe and storage features found on current motherboards. Users planning a new high-performance gaming PC should consider a newer platform.

Important Compatibility Information

The Gigabyte H81M-S is an LGA1150 motherboard and uses DDR3 memory. It is not compatible with newer Intel processors using sockets such as LGA1200, LGA1700 or LGA1851. It also does not support DDR4 or DDR5 desktop memory.

Before purchasing a processor, buyers should check Gigabyte's official CPU support list for the specific motherboard revision and BIOS requirement. Gigabyte provides a dedicated support section containing CPU support information, BIOS files, drivers and utilities.

Things to Consider Before Buying

• This is an older LGA1150 motherboard designed for 4th Generation Intel processors.
• It uses DDR3 memory rather than DDR4 or DDR5.
• There are only two DIMM slots with up to 16GB supported memory.
• The primary onboard display output is D-Sub.
• There is no built-in M.2 NVMe slot listed in the official specifications.
• The PCI Express expansion interface is based on the older PCIe 2.0 standard.
• Exact CPU compatibility should be checked against Gigabyte's CPU support list.
• Motherboard revision should be verified before purchasing or updating BIOS firmware.

Who Should Buy the Gigabyte H81M-S?

The Gigabyte H81M-S is most suitable for customers who already own compatible LGA1150 hardware or need an affordable replacement motherboard for a 4th Gen Intel computer. It can be a practical option for repairing or extending the useful life of an existing desktop rather than starting a completely new high-performance system.

For users who already have DDR3 memory and a compatible 4th Gen Intel processor, this board can provide a cost-effective route to getting an older PC operational again.

Who Should Choose a Newer Motherboard?

Customers building a new PC from scratch should consider a current motherboard platform if they need DDR5 memory, M.2 NVMe support, newer PCI Express standards, modern USB connectivity, Wi-Fi or support for current-generation processors.

The H81M-S makes more sense when compatibility with existing LGA1150 and DDR3 components is the priority.

Gigabyte H81M-S Price in Bangladesh

As an older 4th Generation Intel motherboard, the Gigabyte H81M-S may have limited availability in the current Bangladesh market. Pricing can vary depending on whether the board is new old stock, refurbished or previously used, as well as its physical condition and warranty coverage.

Customers should verify the exact board revision, condition, included accessories, BIOS status and warranty terms before purchasing an older H81M-S motherboard.

Buy Gigabyte H81M-S from Unix Network

Unix Network is a computer and technology retailer in Jessore (Jashore), Bangladesh, offering computer components, laptops, desktop systems, networking equipment, printers and accessories.

For customers searching for a Gigabyte H81M-S 4th Gen Intel motherboard in Jessore, the availability of this older platform should be confirmed before visiting or ordering. Customers outside Jessore can also enquire about current stock and delivery options across Bangladesh.

Warranty and After-Sales Support

Warranty coverage for an H81M-S motherboard depends on the specific stock unit and seller. Because this is an older motherboard platform, customers should confirm the warranty period and applicable conditions before purchase.

It is recommended to retain the invoice and warranty documentation. When buying older hardware, checking the motherboard condition, CPU socket, DIMM slots, SATA connectors, expansion slot and rear I/O before installation is also advisable.

Frequently Asked Questions

Which processors are compatible with the Gigabyte H81M-S?

The H81M-S supports compatible LGA1150 Intel Core i7, Core i5, Core i3, Pentium and Celeron processors. Specific CPU support should be checked against Gigabyte's official CPU support list. 

Does Gigabyte H81M-S support 4th Gen Intel processors?

Yes. Gigabyte specifically identifies the H81M-S as supporting 4th Generation Intel Core processors.

How much RAM does the Gigabyte H81M-S support?

The motherboard has two DDR3 DIMM slots and supports up to 16GB of system memory. It supports DDR3 1600MHz and 1333MHz memory modules.

Does Gigabyte H81M-S support DDR4 RAM?

No. The H81M-S is designed for DDR3 memory and does not support DDR4 RAM.

Does Gigabyte H81M-S support DDR5 RAM?

No. DDR5 is not compatible with this LGA1150 DDR3 motherboard.

Does the Gigabyte H81M-S have an M.2 slot?

No. The official specification lists four SATA connectors but does not list an onboard M.2 slot. 

Can I use an SSD with the Gigabyte H81M-S?

Yes. SATA SSDs can be connected using the motherboard's SATA ports. It provides two SATA 6Gb/s connectors and two SATA 3Gb/s connectors.

Does the H81M-S have a graphics output?

Yes. It includes one D-Sub output for compatible processors with integrated Intel graphics, supporting a maximum listed resolution of 1920 × 1200.

Can I install a dedicated graphics card?

Yes. The motherboard provides one PCI Express x16 slot for a compatible graphics card.

Does Gigabyte H81M-S have Gigabit LAN?

Yes. It uses a Realtek Gigabit Ethernet controller supporting 10/100/1000 Mbps networking.

What form factor is the Gigabyte H81M-S?

The H81M-S is a Micro ATX motherboard measuring approximately 19 × 17 cm.

Is Gigabyte H81M-S good for a new PC?

It is better suited to repairing, upgrading or rebuilding an existing 4th Gen Intel system. For a completely new PC, a modern motherboard platform offers significantly newer CPU, memory, storage and connectivity technologies.

Conclusion

The Gigabyte H81M-S 4th Gen Intel Motherboard is a practical LGA1150 Micro ATX platform for compatible Intel processors and DDR3 memory. Its H81 chipset, dual DDR3 DIMM slots, four SATA connectors, PCI Express x16 expansion, Gigabit Ethernet, integrated graphics output, USB connectivity and Realtek audio provide the essential features required for an everyday desktop system. 

For customers in Jessore and across Bangladesh who need to repair or upgrade an existing 4th Generation Intel PC, the Gigabyte H81M-S can be a useful replacement motherboard. Its strongest advantage is compatibility with existing LGA1150 and DDR3 hardware, while buyers should remember that it is an older platform without modern features such as DDR4/DDR5 memory and onboard M.2 NVMe connectivity.