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Gigabyte MS73-HB1
P/N: 9MS73HB1MR-00
1 255€ (inc. VAT (Spain))
Delivery is made within 3-7 days
This is an estimated timeframe. Delivery times may vary depending on logistics and stock availability.
Warranty 2 year
The product is covered by the manufacturer’s standard warranty.
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Gigabyte MS73-HB1 workstation motherboard with fast EU delivery and worldwide shipping. Best price in the European Union. Includes official warranty.
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Technical Specifications Product
| Weight | 2 kg |
|---|---|
| Dimensions | 38 × 31 × 8 cm |
| Country of manufacture | China, Taiwan |
| Manufacturer's warranty (years) | 1 |
| Model | MS73-HB1 |
| Memory type | DDR5 RDIMM |
| Maximum memory capacity | 4TB |
| Processors on a motherboard | 2 |
| Length (cm) | 38 |
| Width (cm) | 31 |
| Weight (kg) | 2 |
| Socket | LGA 4677 |
| Chipset | Intel C741 |
| Max Supported CPU TDP (W) | 350 |
| Number of DIMM Slots | 16 |
| Number of LAN Ports | 2 |
| Integrated LAN Controller | 2x 1Gb/s (Intel I210-AT) |
| Form Factor | E-ATX |
| Integrated RAID Controller | ASPEED AST2600 |
Product description
Gigabyte MS73-HB1 (Rev. 1.x/3.x) – High-performance server motherboard for Dual 4th/5th Gen Intel Xeon Scalable with PCIe 5.0
The Gigabyte MS73-HB1 is a cutting-edge E-ATX server motherboard engineered to unlock the immense power of dual 4th and 5th Generation Intel Xeon Scalable processors. Built on the Intel C741 chipset, it integrates the latest industry standards including high-speed DDR5 memory and massive PCIe 5.0 expansion capabilities. This platform is specifically designed for High-Performance Computing (HPC), AI workload acceleration, and next-generation cloud environments where massive core counts and exceptional data throughput are critical.
Processor and memory performance
- Dual Socket: LGA 4677
- Supports 4th and 5th Gen Intel Xeon Scalable Processors
- Dual processor support (TDP up to 350W per CPU)
- 16 DDR5 DIMM slots featuring 8-channel memory architecture per processor
- Supports high-speed DDR5 RDIMM memory up to 5600 MT/s (with 5th Gen CPUs)
Capable of handling two high-performance Intel Xeon CPUs, the MS73-HB1 is a powerhouse for parallel processing. The 8-channel DDR5 memory architecture per processor provides a massive leap in bandwidth and efficiency, essential for feeding data to high-core-count CPUs in simulation, virtualization, and AI workloads.
PCIe 5.0 expansion
- Six PCIe x16 slots, all running at full Gen5 x16 speed
- Slots evenly distributed: three from CPU_0 and three from CPU_1
- Optimized for multiple high-speed accelerators, GPUs, and advanced network adapters
With PCIe 5.0 offering double the data transfer rate of PCIe 4.0, this motherboard is ready for the fastest available compute accelerators. The inclusion of six full-speed Gen5 x16 slots makes it an exceptional choice for compute-heavy tasks, deep learning models, and heavy signal processing applications.
Storage and connectivity
-
- Two M.2 slots (2280/22110) with PCIe Gen4 x4 interface from CPU_0
- Three SlimSAS 4i connectors (supports up to 12 SATA drives from PCH)
- Two standard SATA 7-pin connectors
- Dual 1GbE LAN ports via reliable Intel I210-AT controllers
Storage performance is highly adaptable, featuring dual Gen4 M.2 slots ideal for fast OS boot or caching drives. Bulk storage is easily managed via SlimSAS connectors. The board includes dual 1GbE LAN for essential baseline networking, with the expectation that high-bandwidth networking (10/25/100GbE) will be added via the extensive PCIe 5.0 slots to match specific deployment needs.
Server management and reliability
- Integrated ASPEED AST2600 Baseboard Management Controller (BMC)
- Dedicated 10/100/1000 Mbps management LAN port
- Comprehensive GIGABYTE Management Console web interface (HTML5 KVM)
- Hardware-level security with TPM header and onboard VROC support
Reliability is key for enterprise hardware. The MS73-HB1 features the latest ASPEED AST2600 controller for secure, responsive remote management. Administrators can leverage HTML5 KVM, advanced power capping, and real-time sensor monitoring to maintain full control over the server environment from anywhere in the world.
Recommended use cases
HPC and Scientific Computing
- Dual 5th Gen Intel Xeon Scalable processors
- Fully populated 16-DIMM DDR5 memory configuration
- Multiple PCIe 5.0 compute accelerators
- High-speed NVMe storage arrays connected via add-in cards
AI Inference and Machine Learning
- High-core-count Intel processors
- High-capacity DDR5 RDIMM memory
- Up to six inference GPUs utilizing the full-speed Gen5 x16 slots
- High-speed 100GbE/400GbE networking cards for cluster communication
Conclusion
The Gigabyte MS73-HB1 represents a formidable tier of enterprise computing. By combining the raw parallel power of dual Intel Xeon Scalable processors with the extreme bandwidth of DDR5 and six full-speed PCIe 5.0 x16 slots, it offers an uncompromised platform for the most demanding workloads. Whether for AI training, scientific research, or advanced data center deployments, this motherboard provides the stability and scalability professional environments require.
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Overview and Analysis of the Gigabyte MS73-HB1 Motherboard
The Gigabyte MS73-HB1 is a high-performance dual-socket E-ATX server motherboard designed to maximize the output of the latest 4th and 5th Generation Intel Xeon Scalable processors based on the LGA 4677 socket. The platform relies on the advanced enterprise-grade Intel C741 chipset and offers extreme compute density, massive memory subsystem potential, and outstanding fault tolerance for continuous operation in data centers.
The motherboard is designed and hardware-optimized for the following resource-intensive tasks:
- High-Performance Computing (HPC): The presence of two processor sockets provides colossal performance in parallel computing, and the abundance of available PCIe 5.0 lanes allows for the integration of multiple graphics accelerators.
- Large-scale enterprise virtualization: Support for up to 4 TB of DDR5 RAM and the installation of two flagship multi-core processors allow for the deployment of hundreds of isolated virtual machines on a single physical server.
- Analytics and In-Memory Databases: The massive capacity (4 TB) and the use of advanced DDR5 RDIMM memory ensure the highest bandwidth and minimal latency during continuous access to ultra-large datasets.
- Software-Defined Storage (SDS): The board’s architecture provides extensive options for connecting high-speed NVMe drives and high-performance hardware RAID controllers.
Comparative Table of Technical Specifications
Below is a comparison of the Gigabyte MS73-HB1 with its closest competitors on the LGA 4677 platform.
| Model | Form Factor | Max Processors | Chipset | Memory Type | Max RAM* | LAN Ports | TDP (W) |
|---|---|---|---|---|---|---|---|
| Gigabyte MS73-HB1 | E-ATX | 2 | Intel C741 | 16x DDR5 RDIMM | 4TB | 2x 1Gb/s | 350 |
| Supermicro X13DEI-T | E-ATX | 2 | Intel C741 | 16x DDR5 RDIMM | 4TB | 2x 10Gb/s | 350 |
| Supermicro X13SEI-F | E-ATX | 1 | Intel C741 | 8x DDR5 RDIMM | 2TB | 2x 1Gb/s | 350 |
| Gigabyte MS03-CE0 | ATX | 1 | Intel C741 | 8x DDR5 RDIMM | 2TB | 2x 1Gb/s | 350 |
*RAM — Random Access Memory.
Analysis of Gigabyte MS73-HB1 Strengths
Based on the technical specifications, we can highlight the key advantages of the Gigabyte MS73-HB1 compared to the presented competing solutions on the LGA 4677 socket:
- Doubled computing power: Unlike single-socket models (Supermicro X13SEI-F and Gigabyte MS03-CE0), the MS73-HB1 board supports the installation of two processors simultaneously with a TDP of up to 350W each. This doubles the number of compute cores and bus bandwidth, which is vital for heavy cluster workloads and multi-threaded computing.
- Extreme supported memory capacity: Support for up to 4 TB of high-speed DDR5 RDIMM memory makes the board an absolute leader for RAM-demanding tasks. Single-processor counterparts are hardware-limited to half the capacity (2 TB), making the dual-socket Gigabyte platform much more preferable for large enterprise databases.
- Pragmatic and flexible network configuration: Compared to its direct dual-socket competitor (the Supermicro X13DEI-T, equipped with 10Gb/s ports), the Gigabyte MS73-HB1 offers standardized 2x 1Gb/s ports. This architecture is an advantage when building infrastructures where the use of specialized 25 Gbps, 100 Gbps, or InfiniBand network adapters is planned. The board is not overloaded with unnecessary integrated controllers, leaving the choice of high-speed network interfaces entirely to the system architect’s discretion.
- Reliable enterprise architecture and heat dissipation: The use of the Intel C741 logic set in conjunction with the spacious E-ATX form factor ensures excellent airflow distribution within the server chassis. This is critical for effectively dissipating a total of 700W of heat from the two flagship processors during peak and sustained workloads.
Conclusion
The Gigabyte MS73-HB1 is an uncompromising dual-socket platform and one of the best solutions for the LGA 4677 socket. It perfectly combines ultimate compute density (two 350W processors), a gigantic RAM capacity of up to 4 TB, and high architectural flexibility thanks to a pragmatic approach to built-in network interfaces. This motherboard serves as an ideal foundation for creating the most powerful virtualization nodes, complex analytics, and high-performance computing systems in the modern enterprise segment.
Product FAQ
This model features two LGA 4677 processor sockets and is designed specifically for the latest 4th and 5th Generation Intel Xeon Scalable processors. The reinforced power delivery subsystem allows the installation of top-tier flagship processor models with a Thermal Design Power (TDP) of up to 350W per socket.
Yes, the motherboard can fully function with a single processor installed (in the primary CPU0 socket). However, keep in mind that in this configuration, you will only have access to half of the RAM slots (8 instead of 16) and only the PCIe expansion slots that are hardware-linked to the first processor.
The board provides 16 slots for memory modules (8 slots per processor). The maximum supported capacity reaches 4 TB. The board operates with high-speed DDR5 RDIMM server memory, ensuring colossal bandwidth for database and virtualization workloads.
The Gigabyte MS73-HB1 is built in the E-ATX server form factor (305 x 330 mm). Due to its increased dimensions, it will not fit into standard desktop cases. Installation requires a specialized server chassis (Rackmount or Tower) that officially supports E-ATX motherboards.
Two standard Gigabit ports (2x 1GbE RJ45) are integrated on the rear panel. This configuration is highly pragmatic: it provides basic connectivity for management traffic, leaving the system administrator complete freedom to choose and install specialized PCIe network adapters of the required standard (10, 25, 100 Gbps, or InfiniBand) depending on the data center’s specific network architecture.
Yes, thanks to the LGA 4677 platform, the motherboard fully supports the advanced PCI Express 5.0 interface. This guarantees maximum data transfer speeds and no bottlenecks when connecting the latest NVMe drives, hardware RAID controllers, and high-performance compute accelerators (GPUs).
The board is equipped with an integrated Baseboard Management Controller (BMC) based on the ASPEED AST2600 chip and features a separate dedicated network port (Management LAN). This allows IT professionals to remotely control power, update the BIOS, conduct deep monitoring of sensor statuses, and have full access to the server via a virtual console (KVM-over-IP).
Installing two enterprise-class processors with a TDP of up to 350W each requires a serious approach to cooling (a total of 700W of heat must be dissipated from the CPUs alone). Specialized server heatsinks for the LGA 4677 socket will be required, and the server chassis must be equipped with a block of high-RPM fans to create a powerful, direct-through airflow.
The Gigabyte MS73-HB1 is an uncompromising platform for building heavy-duty enterprise solutions. It is ideally suited for high-performance computing (HPC) systems, large-scale virtualization, “Big Data” analytics (In-Memory databases), and the deployment of high-capacity software-defined storage (SDS) that demand maximum compute power from two Intel Xeon processors.
Payment & Shipping methods
Fast and reliable delivery across the European Union
Estimated transit time: 3–7 days from order confirmation. Worldwide shipping is available for customers outside the EU.
All orders are processed within 24 hours after confirmation. Tracking information is provided as soon as the parcel leaves our logistics center.
Multiple Secure Payment Methods
We accept: Visa, MasterCard, PayPal, Bank Transfer, Klarna, Stripe, Revolut Pay, Google Pay, Apple Pay, and USDT (TRC20) cryptocurrency payments.
All transactions are encrypted and processed via certified payment gateways for your security.
Additional Notes
- Delivery times may vary depending on customs clearance and carrier schedules.
- Large or custom-built items may require additional handling time.
- Shipments are insured until delivered to the customer.
- We do not deliver to P.O. boxes or military addresses.
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Request price for products
Please submit a request, and we will gladly extend discounts on the pricing of our product sets.
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Request price for products
Please submit a request, and we will gladly extend discounts on the pricing of our product sets.
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