# Memory Module HPE Operatīvā atmiņa 0.5 GB

**URL:** https://aio.lv/en/product--hp-enterprise-631922-b21-rfb--263411
**Data updated:** 2025-11-30 23:46 (EET)
**Category:** Memory (RAM)
**Manufacturer:** HP Enterprise
**Manufacturer code:** 631922-B21-RFB
**EAN:** 5712505641552
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 74.49 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 61.56 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-enterprise-631922-b21-rfb--263411

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 13.07.2026 | free |
| Pickup points | 16.07.2026 | 1.89 EUR |
| Courier delivery to door | 16.07.2026 | 4.99 EUR |

## Summary description

The HPE 631922-B21 memory module offers 0.5 GB of internal memory, designed for PC and server applications. It ensures reliable performance and stability for your system, enhancing multitasking capabilities and overall efficiency. Ideal for businesses looking to upgrade their hardware without significant investment.

## Long description

512MB B-series Dynamic Smart Array Flash Backed Write Cache is an optional battery-backed cache module for Smart Array controllers, providing temporary high-speed storage to improve write performance and protect data during power loss. This module is designed for compatibility with certain Smart Array controller configurations and offers a compact cache capacity suitable for light to moderate caching needs.
Advantages
The 512MB Flash Backed Write Cache reduces write latency and can increase overall storage subsystem responsiveness for workloads with frequent small writes. Because it is flash-backed, it preserves cached data during unexpected power interruptions until it can be committed to disk. The module is a straightforward option for systems requiring additional cache without major hardware changes.
Key specifications
Cache capacity: 512 MB
Series: B-series
Type: Dynamic Smart Array Flash Backed Write Cache
Function: Write cache with flash backup for power-loss protection
Compatibility: Smart Array controllers (other options)
How to use
Install the 512MB B-series Flash Backed Write Cache into a compatible Smart Array controller slot following the controller and server manufacturer instructions. After physical installation, enable and configure the cache in the Smart Array controller firmware or management utility, selecting appropriate caching policies for your workload. Monitor cache health and performance through the controller management tools and apply firmware updates as provided by the vendor.
Recommendations
Choose this 512MB cache module when you need modest write performance improvement and non-volatile protection without significant system changes; for higher performance or larger cache requirements, consider larger capacity or newer series cache options compatible with your Smart Array controller.

## Specifications

### Features

| Feature | Value |
|---|---|
| Internal memory | 0.5 GB |
| Component for | PC/Server |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.45 kg |
| Height | 56 mm |
| Width | 107 mm |
| Depth | 158 mm |

## FAQ

### How much does the Memory Module HPE 0.5 GB 631922-B21 cost, and is it available for purchase?

The price is 74.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 13.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All HP Enterprise products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HP Enterprise service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: internal memory, weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/263411/64689051_large.webp