Gigabyte Server Motherboard MZ33-CP1 AMD EPYC 9005/9004 | E-ATX UP PCIe Gen5

• Single AMD EPYC™ 9005/9004 Series Processors
• 12-Channel DDR5 RDIMM, 12 x DIMMs
• 2 x 1Gb/s LAN ports via Intel® I210-AT
• 4 x MCIO 8i connectors with PCIe Gen5 x8 interface
• 2 x MCIO 8i connectors with PCIe Gen4 x8 or SATA interface
• 1 x M.2 slot with PCIe Gen3 x4 interface
• 3 x PCIe Gen5 x16 expansion slots
• 1 x PCIe Gen4 x16 expansion slot
• 1 x OCP NIC 3.0 PCIe Gen5 x16 slot

Gigabyte MZ33-CP1 Rev. 3.x: Enterprise‑Grade Server Motherboard for AMD EPYC 9005/9004

The Gigabyte MZ33‑CP1 Rev. 3.x is a high‑end E‑ATX UP server motherboard purpose‑built for the 4th and 5th Gen AMD EPYC processors, delivering exceptional compute density, memory bandwidth, I/O expansion, and stability for modern data centers, cloud native environments, virtualization platforms, and technical computing workloads. Built around the SP5 LGA 6096 socket, this motherboard supports both the AMD EPYC 9004 series and the latest 3nm Zen5‑based EPYC 9005 series processors with up to 192 cores per socket, cTDP up to 500W, and massive L3 cache for low‑latency data processing. It maintains full compatibility with the proven SP5 platform while unlocking next‑gen performance and efficiency, making it an ideal foundation for scalable, cost‑effective server deployments.

Next‑Gen Processor Support & Platform Architecture

At the heart of the MZ33‑CP1 is support for single AMD EPYC 9005 and 9004 series processors using the LGA 6096 SP5 socket. The EPYC 9005 series leverages 3nm process technology and Zen5/Zen5c core architectures to deliver higher transistor density, better energy efficiency, and increased frequencies compared to previous generations. With up to 192 cores and up to 512MB of L3 cache, these processors excel at multi‑threaded workloads, virtual machines, containerized applications, and data‑intensive tasks. The motherboard’s SoC design eliminates the need for a traditional chipset, streamlining power delivery and signal integrity while supporting up to 160 PCIe lanes and CXL 2.0 for composable infrastructure. Users upgrading from EPYC 9004 to 9005 only require a BIOS update, ensuring investment protection and simplified deployment.

12‑Channel DDR5 Memory Subsystem for Bandwidth & Capacity

Memory performance is critical for enterprise servers, and the MZ33‑CP1 features 12 DDR5 RDIMM slots implementing a full 12‑channel memory architecture. For EPYC 9005 processors, memory speeds reach up to 6400 MT/s; for EPYC 9004, up to 4800 MT/s. In a 2 DIMMs per channel configuration, the board supports up to 9TB of DDR5 memory, providing ample capacity for in‑memory databases, virtualization hosts, big data analytics, and high‑performance computing. The 12‑channel design maximizes memory bandwidth, reducing bottlenecks and ensuring consistent performance under heavy concurrent loads. Enterprise‑grade error correction (ECC) support is included as standard, delivering data integrity and system stability in 24/7 operating environments.

PCIe Gen5 & Flexible I/O Expansion

The MZ33‑CP1 offers industry‑leading I/O connectivity centered on PCIe Gen5, the fastest peripheral interface available for servers. Expansion includes three PCIe Gen5 x16 slots, one PCIe Gen4 x16 slot, and one OCP NIC 3.0 slot supporting PCIe Gen5 x16 for high‑speed network adapters. For storage and accelerators, six MCIO 8i connectors provide flexible high‑speed connectivity: four MCIO 8i run at PCIe Gen5 x8 for ultra‑fast NVMe SSDs, and two MCIO 8i support either PCIe Gen4 x8 or legacy SATA drives. This hybrid design lets administrators balance performance and compatibility, supporting up to 8 Gen5 NVMe drives, 4 Gen4 NVMe drives, or 16 SATA devices without additional controllers. A PCIe Gen3 x4 M.2 slot (2280/22110) is available for boot drives, operating systems, or hypervisor storage, simplifying cable management and improving airflow.

Integrated Networking & Remote Management

Networking and systems management are enterprise‑grade on the MZ33‑CP1. Two Intel I210‑AT 1GbE LAN ports provide reliable, high‑compatibility data connectivity with NCSI support. A dedicated 10/100/1000 Mbps management LAN (MLAN) port enables secure, out‑of‑band server control independent of the host OS or main network status. The board uses the ASPEED AST2600 baseboard management controller (BMC) with a full web‑based Gigabyte Management Console, supporting HTML5 KVM, sensor monitoring, event logging, hardware inventory, user access control, LDAP/AD/RADIUS integration, and remote BIOS/BMC/CPLD updates. Gigabyte Server Management (GSM) software suite extends control to large clusters, with GUI, CLI, mobile app, and VMware vCenter plug‑in options for centralized monitoring and administration across Windows and Linux environments.

Storage Flexibility & Enterprise Security

Storage configuration on the MZ33‑CP1 is highly versatile to match diverse workloads. MCIO connectors support modern NVMe SSDs and traditional SATA drives, while the M.2 slot offers fast, compact boot media. Although no hardware RAID is integrated, the board works seamlessly with add‑in RAID controllers and OS‑level RAID solutions to match data protection needs. Hardware security is enhanced via an optional TPM 2.0 module (SPI interface, CTM012 kit available) that securely stores encryption keys, passwords, and digital certificates to prevent unauthorized access and protect sensitive data. This feature is essential for compliance‑driven industries such as finance, healthcare, and government.

Physical Design, I/O, and Environmental Reliability

The MZ33‑CP1 uses the E‑ATX form factor (304.8 x 330.2mm) for compatibility with standard server chassis. Rear I/O includes two USB 3.2 Gen1 Type‑A ports, one Mini‑DisplayPort video output, two RJ45 GbE data ports, one MLAN management port, and an ID button with LED. Internal connectors include 24‑pin ATX, dual 8‑pin and one 6‑pin 12V CPU power, 4‑pin standby, CPU and multiple system fan headers, USB 3.2 Gen1 and USB 2.0 headers, MCIO connectors, front panel, backplane board, PMBus, IPMB, and TPM headers. The board operates reliably in temperatures from 10°C to 40°C and humidity 8%–80% non‑condensing; non‑operating ranges are ‑40°C to 60°C and 20%–95% non‑condensing, ensuring deployment in diverse data center environments.

Enterprise Management & Total Cost of Ownership

Gigabyte includes value‑added management tools at no extra cost, reducing operational overhead. The Gigabyte Management Console provides real‑time health monitoring, automatic event recording (including 30 seconds pre‑event behavior), and broad integration with storage adapters. GSM supports cluster‑wide control via web, desktop, CLI, and mobile interfaces, complying with IPMI and Redfish standards for interoperability. These tools improve uptime, simplify maintenance, and lower total cost of ownership (TCO). Combined with support for the latest AMD EPYC processors, PCIe Gen5, DDR5, and flexible storage, the MZ33‑CP1 delivers long‑term value for general‑purpose servers, cloud nodes, hyper‑converged infrastructure, and HPC clusters.

Ideal Use Cases

The Gigabyte MZ33‑CP1 is designed for mission‑critical enterprise environments: cloud computing & virtualization platforms, hyper‑converged infrastructure (HCI), software‑defined data centers, containerized & microservices architectures, big data analytics & AI inferencing, high‑performance technical computing, enterprise file & application servers, and edge or colocation servers requiring high compute density and stable remote management.

Conclusion

The Gigabyte MZ33‑CP1 Rev. 3.x unites next‑gen performance, exceptional expandability, enterprise security, and robust remote management in a reliable E‑ATX server motherboard. Supporting AMD EPYC 9005/9004 processors, 12‑channel DDR5, PCIe Gen5, flexible MCIO storage, and AST2600 BMC, it provides a future‑proof foundation for modern data centers. Whether scaling virtual machines, deploying cloud native services, or running high‑performance workloads, the MZ33‑CP1 balances performance, efficiency, and TCO to meet the most demanding enterprise requirements.