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Acer Altos BrainSphere R685 F5 Rackmount Server

Acer Altos BrainSphere R685 F5 Rackmount Server

Brand: Acer | Category: Servers

SKU: ACER-USR685F001 | Part #: US.R685F.001 | MPN: US.R685F.001

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About the Acer Altos BrainSphere R685 F5 Rackmount Server

The Acer Altos BrainSphere R685 F5 is a 2U dual-socket rack server engineered for demanding enterprise virtualization, AI inference, and high-density compute workloads. Built on a dual AMD EPYC processor architecture, the R685 F5 delivers high core counts, large memory capacity, and broad PCIe expansion to support the parallel processing demands of modern data center applications. Its 2U chassis balances compute density with accessibility, making it well suited for organizations scaling out server infrastructure in standard enterprise rack environments.

The server supports substantial DDR5 memory across multiple DIMM slots, enabling large in-memory datasets for database workloads, analytics, and AI model inference without repeated storage fetching. Multiple PCIe Gen 5 expansion slots accommodate high-bandwidth accelerators, NVMe storage controllers, and high-speed networking adapters. Flexible storage bay configurations support a mix of NVMe SSDs and SAS/SATA drives, giving storage architects the ability to tier data between fast NVMe for active workloads and higher-capacity drives for warm data.

As part of Acer's Altos BrainSphere server line, the R685 F5 is positioned for enterprises adopting AI inference at scale, large-scale virtualization with VMware or similar hypervisors, and high-throughput cloud-native workloads. Integrated out-of-band management via a dedicated baseboard management controller (BMC) supporting IPMI and Redfish standards enables remote monitoring, firmware updates, and system lifecycle management without requiring physical access to the hardware.

Ideal for

  • Large-scale enterprise server virtualization hosting dozens of concurrent VMs per node with VMware vSphere, Microsoft Hyper-V, or KVM hypervisors
  • On-premises AI inference serving, running large language model endpoints or computer vision pipelines accelerated by PCIe-attached GPU or NPU cards
  • High-performance relational and in-memory database hosting, leveraging high core counts and large DDR5 memory capacity for OLTP and OLAP workloads
  • Software-defined storage cluster nodes within Ceph or similar distributed storage frameworks, utilizing mixed NVMe and SAS/SATA drive bay configurations
  • Private cloud infrastructure deployments running OpenStack or Kubernetes-based container orchestration platforms requiring dense compute per rack unit
  • High-throughput data analytics and business intelligence processing where parallel CPU threads and fast memory bandwidth reduce query and batch job latency

Technical specifications

ManufacturerAcer
Manufacturer Part NumberUS.R685F.001
Product LineAltos BrainSphere
ModelR685 F5
Form Factor2U Rack
Processor Sockets2 x AMD EPYC (Socket SP5)
Processor FamilyAMD EPYC 9004 Series (Genoa)
Memory TypeDDR5 RDIMM / 3DS RDIMM
Memory Slots24 x DIMM slots (12 per CPU)
Storage Bays8 x 2.5-inch hot-swap bays (SAS/SATA/NVMe)
PCIe GenerationPCIe Gen 5
Network InterfaceDedicated management port (BMC); onboard or riser-based data NICs
ManagementIPMI 2.0, Redfish API, dedicated BMC
Power SupplyRedundant hot-swap PSUs
Operating System SupportWindows Server, RHEL, SUSE Linux Enterprise, VMware ESXi
Rack Units2U
Chassis WidthEIA-310 standard 19-inch rack compatible

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.

Technical Specifications

BrandAcer
CategoryServers
SKUACER-USR685F001
Part NumberUS.R685F.001
ConditionNew
Manufacturer Part NumberUS.R685F.001
Product LineAltos BrainSphere
ModelR685 F5
Form Factor2U Rack
Processor Sockets2 x AMD EPYC (Socket SP5)
Processor FamilyAMD EPYC 9004 Series (Genoa)
Memory TypeDDR5 RDIMM / 3DS RDIMM
Memory Slots24 x DIMM slots (12 per CPU)
Storage Bays8 x 2.5-inch hot-swap bays (SAS/SATA/NVMe)
PCIe GenerationPCIe Gen 5
Network InterfaceDedicated management port (BMC); onboard or riser-based data NICs
ManagementIPMI 2.0, Redfish API, dedicated BMC
Power SupplyRedundant hot-swap PSUs
Operating System SupportWindows Server, RHEL, SUSE Linux Enterprise, VMware ESXi
Rack Units2U
Chassis WidthEIA-310 standard 19-inch rack compatible

Frequently Asked Questions about Acer Altos BrainSphere R685 F5 Rackmount Server

What does the Acer Altos BrainSphere R685 F5 Rackmount Server do?

The Acer Altos BrainSphere R685 F5 Rackmount Server is built for enterprise data-center workloads — virtualization (VMware, Proxmox, Nutanix), private cloud, database hosting, and AI/ML training. It fits standard EIA-310 server racks and supports redundant PSUs and hot-swap drives common in production environments.

What are the headline specs of the Acer Altos BrainSphere R685 F5 Rackmount Server?

Key specifications for the Acer Altos BrainSphere R685 F5 Rackmount Server: new condition; manufacturer Acer; manufacturer part number US.R685F.001; product line Altos BrainSphere; model R685 F5; form factor 2U Rack; processor sockets 2 x AMD EPYC (Socket SP5). Manufacturer part number US.R685F.001. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.