AMD EPYC 7A23 48-Core Processor

Brand: AMD | Category: CPUs

SKU: AMD-7A23 | Part #: 7A23 | MPN: 7A23

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At 48 cores and 96 threads running on a 240 W thermal envelope, the AMD EPYC 7A23 processor delivers 0.2 cores per watt—a metric that directly determines whether your infrastructure team can fit dual-socket configurations into standard 2U chassis or whether you need to spec custom cooling solutions. For data centre operators and AI infrastructure architects evaluating per-socket efficiency, this balance between density and power consumption often becomes the deciding factor in chassis selection before any other performance characteristic is considered.

The 7A23 is AMD's mainstream workhorse in the EPYC 7003 series, built on the Zen 3 microarchitecture and manufactured at 7 nm by TSMC. The processor runs at 2.7 GHz base frequency with a 3.7 GHz boost ceiling, paired with 256 MB of L3 cache that feeds all 48 cores. This cache density—roughly 5.3 MB per core—matters significantly in workloads where memory latency directly impacts throughput: virtualised environments with memory-bound guests, in-memory databases, and distributed computing frameworks that depend on rapid access to hot datasets. AMD designed the 7A23 to slot into the middle of their EPYC portfolio, below the higher-core-count 7A33 and 7A53 variants but significantly above single-socket mainstream alternatives. Infrastructure teams selecting this part number typically do so for two-socket deployments where per-socket price and power budgets are fixed but aggregate thread count must scale.

Memory bandwidth is where the 7A23 distinguishes itself for storage-tier and analytics workloads. Eight memory channels support DDR4 ECC RDIMM and LRDIMM DIMMs at 3200 MHz, allowing theoretical peak memory bandwidth of 204.8 GB/s per socket—enough to saturate most storage interfaces in a two-socket system without saturating the memory subsystem itself. Maximum memory capacity sits at 4 TB per socket, meaning a dual-socket 7A23 server can address 8 TB of main memory. For enterprises running SAP HANA, in-memory analytics clusters, or large-scale machine learning training loops, this combination of channels and clock speed eliminates memory as the bottleneck in most scenarios. Network engineers and storage architects frequently request the 7A23 when architecting converged infrastructure where compute, storage, and networking must coexist in a single box without contention.

The platform also includes 128 PCIe 4.0 lanes per socket, which in a two-socket configuration provides 256 total lanes for NVMe storage, GPU acceleration, or high-speed network adapters. AMD Infinity Guard security features—Secure Encrypted Virtualisation (SEV), SEV-ES, and Secure Memory Encryption (SME)—are built into the silicon, allowing workloads with confidentiality or compliance requirements to run encrypted in guest contexts without hypervisor modifications. Hardware-assisted virtualisation through AMD-V enables nested virtualisation for lab and development environments. The SP3 socket (LGA 4094) guarantees compatibility across the entire EPYC 7003 stack, so infrastructure refresh cycles can migrate from entry-level 7002 processors without platform redesign. For sysadmins managing heterogeneous compute estates, this forward compatibility reduces long-term capital planning risk.

Omnixon Global holds the AMD EPYC 7A23 processor (part number 7A23) in stock across our Dubai regional hub and maintains direct lines to AMD and TSMC-certified distributors across the GCC, South Asia, and Europe. Whether you are configuring dual-socket 2U appliances for virtualisation, building out HPC clusters for research institutions, or integrating compute nodes into a distributed database fabric, we supply processors, platform kits, and technical guidance to meet your deployment timeline. Contact our enterprise solutions team for a detailed RFQ, technical specifications tailored to your cooling and power constraints, or volume pricing for multi-chassis orders.

Technical Specifications & Platform Compatibility

• 48 cores, 96 threads; 2.7 GHz base, 3.7 GHz boost; 256 MB L3 cache; 240 W TDP
• Eight-channel DDR4 ECC memory interface; up to 4 TB per socket; 3200 MHz maximum speed
• 128 PCIe 4.0 lanes per socket; dual-socket (2P) capable on SP3 platform
• Zen 3 microarchitecture, 7 nm process; AMD-V hardware virtualisation and AMD Infinity Guard security (SEV, SEV-ES, SME)
• Fully compatible with EPYC 7003 platform ecosystem; direct upgrade path from EPYC 7002 series