Name: 1GB (4x 256MB) 266MHz DDR1 Memory Kit
Brand: IBM
Availability: InStock

IBM 4444-91XX 1GB (4x 256MB) 266MHz DDR1 Memory Kit

The IBM 1GB (4x 256MB) 266MHz DDR1 Memory Kit (part number 4444-91XX) delivers reliable, high-performance memory for legacy servers and workstations. Designed to meet the demanding requirements of mission critical applications, this kit provides a ba... Read More

price

$0.00

In Stock: 3
Manufacturer: IBM
Model or Part: 4444-91XX
Condition: Refurbished
Weight: 0.20lb

Qty

Add to Cart

Buy Now

Get a Price Quote

This IBM 4444-91XX is ready to ship from our partner network. Because market pricing on this part fluctuates, we want to ensure you get the lowest price possible. Enter your email address below and our team will get back to you with a custom quote.

Add to Wish List

Shipping Information

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.

Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - 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.

💬 Recently Purchased by Your Peers

Description

Overview
The IBM 1GB (4x 256MB) 266MHz DDR1 Memory Kit (part number 4444-91XX) delivers reliable, high-performance memory for legacy servers and workstations. Designed to meet the demanding requirements of mission critical applications, this kit provides a balanced mix of speed, capacity and compatibility, ensuring smooth multitasking and faster data access for a wide range of IBM platforms.

Key Features

Four 256MB DDR1 DIMM modules for a total of 1GB memory capacity
Operating frequency of 266MHz for rapid data transfer
Standard 184-pin DDR1 form factor compatible with IBM servers and workstations
Low latency operation to improve system responsiveness
Rigorous IBM quality testing for long term stability

Technical Specifications

Memory type: DDR1 SDRAM
Module size: 256MB per DIMM
Total kit capacity: 1GB (4 x 256MB)
Speed: 266MHz (PC2100)
CAS latency: 2.5
Voltage: 2.5V
Form factor: 184-pin DIMM
Compatible IBM models: RS/6000, eServer, System x and other DDR1 platforms

Applications
This memory kit is ideal for upgrading legacy IBM servers that require additional memory to handle virtualization, database workloads, and enterprise resource planning (ERP) applications. It also supports scientific computing, CAD/CAM design, and legacy software environments where stable, high-speed memory is essential. By expanding the memory pool, users can reduce bottlenecks, improve application throughput and extend the useful life of existing IBM hardware.