
Why buy from us?
HardwareJet is built for professionals who need dependable hardware without delays or guesswork. Our curated network of manufacturers ensures quality parts, fair pricing, and responsive service.
Ask a Question About This Product
Ships next business day.
- In Stock: 3
- Manufacturer: HP
- Model or Part: 452179-B21
- Condition: Refurbished
- Weight: 3.00lb
United States Shipping
Orders over $200 qualify for Free Super-Saver Shipping! We ship at our discretion via the most cost-effective method using FedEx, UPS, or USPS.To ensure your order is processed efficiently, all shipping charges must be pre-paid at checkout. We are unable to bill directly to third-party shipper accounts or use customer-provided labels for domestic shipments.
International Shipping
International orders begin processing as soon as payment is confirmed.- Pre-paid Shipping: For your convenience, you can select and pay for international shipping directly at checkout.
- Carrier Accounts: Alternatively, we can bill transport costs directly to your FedEx account number. (Note: We cannot bill to DHL, TNT, or UPS accounts).
- Customer Labels: We are also happy to ship internationally using pre-paid labels provided by you for any carrier.
Expedited and Rush Shipping
Need it faster? HardwareJet.com offers 1 or 2-day expedited shipping options during checkout for eligible items.To get your order to the front of the line, expedited orders include a small rush fee in addition to the carrier's shipping charges. If an item is not available for expedited shipping, these options will not appear in your cart.
Item Condition
New - Sealed or Open Box ConditionExcellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item
To bring you an even wider selection, some of our items are shipped directly from our trusted partners. Delivery times may vary for these items.
Overview
The HP Memory Expansion Board (part number 452179-B21) is a high density add on designed for the ProLiant DL580 G5 server. It provides additional memory capacity and improves overall system performance by allowing more DIMM modules to be installed without compromising reliability.
Key Features
- Enables up to 256 GB of DDR2 memory per board, expanding the total system memory pool
- Designed for seamless integration with existing DL580 G5 chassis and backplane architecture
- Supports hot-plug operation for minimal downtime during upgrades
- Built with high quality components that meet HP enterprise standards for durability
- Provides enhanced bandwidth for memory intensive applications such as virtualization, database processing and large scale analytics
Technical Specifications
- Model/Part Number: 452179-B21
- Form factor: Memory expansion board compatible with DL580 G5 rack servers
- Memory type: DDR2 SDRAM, fully buffered DIMMs
- Maximum memory per board: 256 GB
- Supported DIMM sizes: 1 GB, 2 GB, 4 GB and 8 GB modules
- Operating voltage: 1.8 V
- Bus speed compatibility: 667 MHz and 800 MHz
- Connector type: Standard HP memory board connector for DL580 G5
- Dimensions: Fits within the existing server chassis without additional space requirements
Applications
This expansion board is ideal for data centers, cloud environments and enterprise IT infrastructures that require scalable memory resources. It is especially beneficial for workloads such as virtual machine hosting, high-performance database servers, large scale ERP systems, scientific computing and any application where additional RAM can reduce latency and improve throughput.