HPE AMD EPYC 9004 (4th Gen) 9454 Octatetraconta-core (48 Core) 2.75 GHz Processor Upgrade

Upgrade your HPE server to the pinnacle of multi-core performance with the HPE AMD EPYC 9004 (4th Gen) 9454 processor. This Octatetraconta-core powerhouse is engineered for enterprises that demand uncompromising throughput, outstanding virtualization density, and accelerated analytics across large data sets. With 48 cores and 96 threads, it delivers exceptional parallel processing capabilities, enabling more virtual machines, containers, and services to run concurrently without sacrificing latency or reliability. Built on a 5 nm process and designed for the SP5 socket, the 9454 integrates seamlessly into modern data centers, providing a forward-looking upgrade path for organizations pursuing next-level performance while maintaining efficiency and reliability in demanding workloads. The processor’s substantial L3 and L2 caches help mitigate memory bottlenecks, speeding up data access for database engines, in-memory analytics, and high-performance computing tasks. Coupled with its 290 W power envelope and 64-bit processing, this CPU is purpose-built for enterprise-grade workloads that require sustained performance under heavy load, day in and day out.

Designed for mission-critical server environments, the 9454 Upgrade combines raw compute power with thoughtful architectural choices that optimize throughput and efficiency. The 4th generation AMD EPYC family leverages advanced manufacturing to maximize per-core performance while minimizing energy per operation, which translates into greater performance-per-watt in real-world scenarios. In workloads such as virtualization, cloud-native deployments, large-scale databases, and data analytics platforms, the 9454 helps unlock denser consolidation and faster time-to-insight. The absence of integrated graphics emphasizes the CPU’s focus on compute, memory, and I/O performance, while SP5 socket compatibility ensures a robust upgrade path for compatible HPE server platforms. Whether you’re optimizing an enterprise data center, scaling a private cloud, or deploying AI inference pipelines, this processor offers predictable, enterprise-grade performance with a clear upgrade trajectory for future workloads.

• Unmatched core density and thread count: 48 cores and 96 threads empower heavy multi-threaded workloads, enabling dense virtualization, large-scale container orchestration, and concurrent data-processing tasks. This level of parallelism reduces the need for additional CPUs, simplifies management, and improves overall utilization in data-center environments. Expect smooth scaling for complex workloads, with consistent performance across multiple virtual machines and microservices running in parallel.
• High clock speed and responsive turbo: A base clock of 2.75 GHz paired with a turbo capability up to 3.80 GHz delivers responsive performance for both single-threaded and multi-threaded tasks. This combination accelerates a broad range of workloads—from transactional databases and real-time analytics to latency-sensitive service orchestration—while preserving energy efficiency where possible. In bursts, critical tasks get the headroom they need to complete quickly, supporting faster service delivery and improved user-perceived performance.
• Advanced cache architecture for data-intensive workloads: With 256 MB of L3 cache and 48 MB of L2 cache, the 9454’s memory hierarchy reduces data access latency and improves throughput for memory-bound operations. This cache density is particularly advantageous for large-scale analytics, in-memory databases, columnar workloads, and data processing pipelines that repeatedly touch the same data sets, helping to minimize the need to fetch data from slower RAM or storage layers.
• Efficient 5 nm process and enterprise-focused design: The 5 nm manufacturing process enables higher transistor density, improved energy efficiency, and greater per-core performance. Coupled with a server-oriented design philosophy, the 9454 aims to deliver robust performance under sustained workloads while managing cooling and thermal considerations in rack environments. This combination is ideal for consolidating workloads, boosting virtualization density, and delivering reliable service levels across mission-critical applications.
• Socket SP5 compatibility and no-graphics configuration for servers: Built for Socket SP5, this upgrade aligns with modern HPE server motherboards designed to support the latest AMD EPYC processors. The “No Graphics” configuration ensures resources are dedicated to compute, memory, and I/O performance, leaving graphics responsibilities to discrete accelerators or GPUs as required by specialized workloads. This setup is tailored for data-center deployments where compute throughput and memory bandwidth are prioritized over on-CPU graphics capabilities.

Technical Details of HPE AMD EPYC 9004 (4th Gen) 9454 Octatetraconta-core (48 Core) 2.75 GHz Processor Upgrade

• CPU Model: AMD EPYC 9004 (4th Gen) 9454
• Cores / Threads: 48 cores / 96 threads
• Base Clock / Boost: 2.75 GHz base; up to 3.80 GHz turbo
• Process Technology: 5 nm FinFET
• Socket: Socket SP5
• Cache: L3 256 MB; L2 48 MB
• Graphics: No Graphics
• 64-bit Processing: Yes
• Power (TDP): 290 W
• Upgrade Note: designed to enhance server performance in HPE platforms with SP5 compatibility

How to install HPE AMD EPYC 9004 Processor Upgrade

• Prepare a compatible HPE server with a Socket SP5 motherboard designed for the 4th Gen AMD EPYC family. Confirm BIOS/firmware support for EPYC 9004 processors before starting the upgrade.
• Power down the server, unplug all cables, and discharge static electricity. Remove the server cover to access the CPU area and existing processor (if upgrading from a previous generation).
• Carefully release the current CPU socket latch and remove the existing processor. Clean the socket area if needed, ensuring no debris remains that could affect contact.
• Install the new 9454 in the SP5 socket, aligning the pin1/indicator correctly. Apply an appropriate amount of thermal paste if required by the cooling solution, then secure the heatsink/fan assembly with even torque per manufacturer guidelines.
• Power on the system and enter the BIOS/UEFI. Update BIOS and microcode if prompted, then verify that the CPU is detected and configured correctly. Run a burn-in test and monitor temperatures to ensure cooling is adequate and airflow is properly balanced for sustained workloads.

Frequently asked questions

• Is this CPU compatible with my HPE server? Compatibility depends on having a Socket SP5 motherboard and firmware support for the AMD EPYC 9004 4th Gen processors. Confirm with HPE’s official compatibility matrix or your server model’s maintenance/upgrade guide before purchase.
• What workloads is the 9454 best suited for? The 9454 excels in multi-threaded, data-centric workloads such as virtualization, large-scale databases, analytics, and containerized environments where high core counts and parallel processing deliver tangible benefits.
• Does it include integrated graphics? No, this processor configuration is designed without integrated graphics, making it ideal for compute-focused server deployments that rely on discrete GPUs or PCIe accelerators for graphics or AI workloads.
• What is the power and cooling implication? The CPU has a 290 W TDP, so ensure your server chassis, cooling solution, and power supply are rated to handle sustained high-performance operation under expected load conditions.