What Is This Tool?
This unit converter transforms data transfer rates from the IDE (UDMA mode 4) standard, a legacy Parallel ATA mode, into megabyte per second (MB/s), a common unit for measuring data transfer speeds.
How to Use This Tool?
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Enter the data transfer rate value in IDE (UDMA mode 4) units.
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Select IDE (UDMA mode 4) as the source unit and megabyte/second [MB/s] as the target unit.
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Click convert to view the equivalent speed in MB/s.
Key Features
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Converts IDE (UDMA mode 4) transfer speeds to megabyte/second (MB/s).
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Supports interpretation of legacy storage device throughput.
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Browser-based and easy-to-use interface for quick conversions.
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Helps compare older hardware speeds with modern benchmarks.
Examples
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1 IDE (UDMA mode 4) equals approximately 62.94 MB/s.
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2 IDE (UDMA mode 4) units convert to about 125.885 MB/s.
Common Use Cases
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Evaluating throughput performance of older IDE/ATA hard drives and optical drives.
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Configuring or troubleshooting DMA modes on legacy desktop or embedded systems.
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Benchmarking or recovering data from vintage IDE hardware.
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Reporting and comparing storage device speeds in modern units.
Tips & Best Practices
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Verify the IDE cable quality and system condition to understand actual transfer results.
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Be aware that megabyte definitions can vary between decimal and binary forms.
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Use this tool primarily for theoretical or benchmark-related conversions rather than exact real-world speeds.
Limitations
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Conversion reflects theoretical maximum throughput, not actual speeds affected by hardware condition or bottlenecks.
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Differences in megabyte definitions (decimal vs binary) may slightly affect transfer rate interpretation.
Frequently Asked Questions
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What does IDE (UDMA mode 4) represent?
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It is a Parallel ATA transfer mode using Ultra DMA protocol that allows data transfer up to about 66.7 megabytes per second between drive and host.
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Why convert IDE (UDMA mode 4) speeds to MB/s?
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Converting to MB/s helps compare legacy device transfer speeds with common modern units used in storage performance reporting.
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Can this conversion rate be used for actual device performance?
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The rate shows theoretical throughput; actual speeds may vary due to hardware aging, cable quality, and system bottlenecks.
Key Terminology
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IDE (UDMA mode 4)
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A Parallel ATA transfer mode defined in the IDE/ATA standard using Ultra DMA protocol for data transfer up to about 66.7 MB/s.
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Megabyte per second [MB/s]
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A data transfer rate unit representing one megabyte of data moved in one second, often used for measuring storage device speeds.
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Ultra DMA
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An enhanced DMA protocol used in PATA devices for faster and more efficient data transfers.