IBM Power System LC921

Alta Technologies buys & sells new, used, and refurbished IBM Power Systems LC921 Servers and upgrades. Whether you need a fully configured system or simply require a feature or part, we carry a broad array of IBM Power System Server hardware, including the LC921 model. 

As one of the leading refurbished IBM server resellers in the area, we offer over 1.5 million different products. We also buy your excess equipment.

Contact us about complete systems or parts for the IBM Power System LC921 (to buy or sell)

IBM LC921 Information

The IBM Power System LC921 is an industry-leading performance server system designed to crush big and intense data workloads.

Delivering an unmatched superior optimized performance as compared to its 86 other alternatives, the LC921 is available at a 30% lower list price. To meet the challenges of the AI era, the cognitive era is driving Linux® workloads that require higher data throughput and storage capacity. 

The IBM® Power SystemsTM LC921 is purpose-built to satisfy those needs, with a storage-rich server design that combines industry-leading computing with massive storage capacity to analyze and explore data. 

With POWER TM advanced IO architecture, including PCI Express (PCIe) 4.0, the LC921 and LC922 deliver quicker data access and scaling efficiency, allowing businesses to obtain new business insights and competitive advantages.


  • LC921 packs two POWER9 processors in an innovative 1U server design.
  • Delivering up to 40 cores, 1 TB of RAM, and up to 40 TB of storage in 1U form factor.
  • LC921 is ideal for dense compute, virtualization, and container deployments requiring a balanced system of throughput and density.
  • LC921 offers superior scaling capabilities leveraging PCIe Gen4 technology with Mellanox InfiniBand ConnectX-5 for dense computing deployments.
  • Achieve better data center efficiency with LC921.

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IBM LC921 Specifications

Server Type: 4U IBM Power System Rack Server

System Dimensions: 2x USB 3.0, 2x 1 GB Eth, VGA

Processors: 2x Power9 Modules (Core options: 16 or 20) with 512K (L2) or 120MB (L3) Cache/core

Processor-to-Memory Bandwidth: Up to 170 GBps per system 

Drives: 4 Drive Slots (3.5" SAS/SATA HDD/SSD LFF+SFF Drives or 2.5" Gen-3 NVMe)

Memory: 8 or 16 DIMM Slots (Fully Expandable up to 136 GBps DDR4 2667 Mbps or 2133 Mbps)

I/O Slots:4 x PCIe 4.0 slots (x8 or 16 Gen 4 full + half-height)

Power Supply: Dual 

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We buy back your excess IT equipment for cash offer or trade-in, providing full data erasure and ITAD services.

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