What does IDE (UDMA-66) represent in data transfer?

IDE (UDMA-66) defines a maximum theoretical raw data rate of 66.7 megabytes per second for legacy parallel ATA devices, specifying their burst or transfer capability.

What is FireWire (IEEE-1394) used for?

FireWire is an IEEE-standardized serial bus interface commonly used for real-time audio/video streams, fast external device connections, and professional audio interfaces requiring low-latency streaming.

Can this converter provide actual transfer speeds between devices?

No, this tool converts theoretical maximum burst rates; actual speeds vary based on hardware, protocol, and real-world conditions.

Convert IDE (UDMA-66) to FireWire (IEEE-1394) Data Transfer Units

Easily convert data transfer rates from IDE (UDMA-66) to FireWire (IEEE-1394) and understand their respective uses in legacy and modern hardware environments.

IDE (UDMA-66)

Firewire (IEEE-1394)

Please check your input. It must be a valid numeric value.

IDE (UDMA-66) to Firewire (IEEE-1394) Conversion Table

IDE (UDMA-66)	Firewire (IEEE-1394)

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

IDE (UDMA-66) to Firewire (IEEE-1394) Conversion Table
IDE (UDMA-66)	Firewire (IEEE-1394)

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What Is This Tool?

This online converter helps you translate data transfer rates between IDE (UDMA-66), a legacy parallel ATA transfer mode, and FireWire (IEEE-1394), a modern high-speed serial bus interface designed for real-time audio/video and external device connections.

How to Use This Tool?

Input the data transfer value in IDE (UDMA-66) units
Select IDE (UDMA-66) as the from unit and FireWire (IEEE-1394) as the to unit
Click convert to get the equivalent value in FireWire (IEEE-1394)
Review the conversion results and examples for reference
Use the converter to assess transfer capabilities across different hardware

Key Features

Supports conversion between IDE (UDMA-66) and FireWire (IEEE-1394) data transfer units
Provides clear unit definitions and practical use cases for both standards
Includes example conversions to illustrate the process
Browser-based tool requiring no installation for quick accessibility
Helps compare maximum theoretical data throughput between legacy and modern interfaces

Examples

1 IDE (UDMA-66) equals 1.32 FireWire (IEEE-1394)
10 IDE (UDMA-66) equals 13.2 FireWire (IEEE-1394)

Common Use Cases

Specifying or confirming the maximum burst rates of older PATA (IDE) hard drives
Comparing legacy IDE storage transfer rates with modern FireWire device speeds
Configuring drive transfer modes in BIOS or legacy software environments
Translating data throughput for troubleshooting and hardware integration
Supporting digital video editing and professional audio/video production workflows

Tips & Best Practices

Always verify that your hardware supports the specified transfer modes before relying on conversions
Use this tool to understand theoretical maximum throughputs, not actual performance measurements
Consider protocol overhead and real-world conditions when interpreting converted values
For legacy system maintenance, double-check compatibility when mixing older and newer transfer interfaces

Limitations

Conversion is theoretical and based on maximum burst data rates only
Actual transfer speeds can differ due to hardware overhead and protocol efficiency
IDE (UDMA-66) is limited by cable and device support as an older parallel interface
FireWire speeds vary depending on multiple speed grades and operational modes, affecting effective throughput

Frequently Asked Questions

What does IDE (UDMA-66) represent in data transfer?: IDE (UDMA-66) defines a maximum theoretical raw data rate of 66.7 megabytes per second for legacy parallel ATA devices, specifying their burst or transfer capability.
What is FireWire (IEEE-1394) used for?: FireWire is an IEEE-standardized serial bus interface commonly used for real-time audio/video streams, fast external device connections, and professional audio interfaces requiring low-latency streaming.
Can this converter provide actual transfer speeds between devices?: No, this tool converts theoretical maximum burst rates; actual speeds vary based on hardware, protocol, and real-world conditions.

Key Terminology

IDE (UDMA-66): A legacy Parallel ATA transfer mode defining a theoretical max data rate of 66.7 MB/s, requiring an 80-conductor PATA cable.
FireWire (IEEE-1394): An IEEE-standard serial bus interface designed for high-speed data transfer including isochronous and asynchronous streams.
Burst Transfer Rate: The maximum theoretical speed at which data can be transferred in a single burst between devices.

Quick Knowledge Check

What kind of interface is IDE (UDMA-66)?

A fast serial bus interface

A parallel ATA transfer mode

A wireless data transfer protocol

For what purpose was FireWire commonly used?

Connecting printers only

High-speed external device connections and real-time audio/video streaming

Replacing internal hard drives

What does the conversion rate 1 IDE (UDMA-66) = 1.32 FireWire imply?

FireWire has about 1.32 times the theoretical burst rate of IDE (UDMA-66)

IDE (UDMA-66) is faster than FireWire

Both are identical in transfer speed

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