Online Data Transfer Units Converter
Convert IDE (PIO mode 3) to IDE (UDMA mode 2) Data Transfer Units

Convert IDE (PIO mode 3) to IDE (UDMA mode 2) Data Transfer Units

Easily convert data transfer rates from IDE (PIO mode 3) to IDE (UDMA mode 2) units. Understand the differences between these legacy ATA modes used in older storage devices and systems.

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

IDE (PIO mode 3) to IDE (UDMA mode 2) Conversion Table

IDE (PIO mode 3) IDE (UDMA mode 2)

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.
Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.
Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.
IDE (PIO mode 3) to IDE (UDMA mode 2) Conversion Table
IDE (PIO mode 3) IDE (UDMA mode 2)

Explore More Data Transfer Units Converter

  1. How to convert from bit/second [b/s] to IDE (PIO mode 3)?
  2. How to convert from IDE (PIO mode 3) to bit/second [b/s]?
  3. How to convert from byte/second [B/s] to IDE (PIO mode 3)?
  4. How to convert from IDE (PIO mode 3) to byte/second [B/s]?
  5. How to convert from kilobit/second (SI def.) to IDE (PIO mode 3)?
  6. How to convert from IDE (PIO mode 3) to kilobit/second (SI def.)?
  7. How to convert from kilobyte/second (SI def.) to IDE (PIO mode 3)?
  8. How to convert from IDE (PIO mode 3) to kilobyte/second (SI def.)?
  9. How to convert from kilobit/second [kb/s] to IDE (PIO mode 3)?
  10. How to convert from IDE (PIO mode 3) to kilobit/second [kb/s]?
  11. How to convert from kilobyte/second [kB/s] to IDE (PIO mode 3)?
  12. How to convert from IDE (PIO mode 3) to kilobyte/second [kB/s]?
  13. How to convert from megabit/second (SI def.) to IDE (PIO mode 3)?
  14. How to convert from IDE (PIO mode 3) to megabit/second (SI def.)?
  15. How to convert from megabyte/second (SI def.) to IDE (PIO mode 3)?
  16. How to convert from IDE (PIO mode 3) to megabyte/second (SI def.)?
  17. How to convert from megabit/second [Mb/s] to IDE (PIO mode 3)?
  18. How to convert from IDE (PIO mode 3) to megabit/second [Mb/s]?
  19. How to convert from megabyte/second [MB/s] to IDE (PIO mode 3)?
  20. How to convert from IDE (PIO mode 3) to megabyte/second [MB/s]?
  21. How to convert from gigabit/second (SI def.) to IDE (PIO mode 3)?
  22. How to convert from IDE (PIO mode 3) to gigabit/second (SI def.)?
  23. How to convert from gigabyte/second (SI def.) to IDE (PIO mode 3)?
  24. How to convert from IDE (PIO mode 3) to gigabyte/second (SI def.)?
  25. How to convert from gigabit/second [Gb/s] to IDE (PIO mode 3)?
  26. How to convert from IDE (PIO mode 3) to gigabit/second [Gb/s]?
  27. How to convert from gigabyte/second [GB/s] to IDE (PIO mode 3)?
  28. How to convert from IDE (PIO mode 3) to gigabyte/second [GB/s]?
  29. How to convert from terabit/second (SI def.) to IDE (PIO mode 3)?
  30. How to convert from IDE (PIO mode 3) to terabit/second (SI def.)?
  31. How to convert from terabyte/second (SI def.) to IDE (PIO mode 3)?
  32. How to convert from IDE (PIO mode 3) to terabyte/second (SI def.)?
  33. How to convert from terabit/second [Tb/s] to IDE (PIO mode 3)?
  34. How to convert from IDE (PIO mode 3) to terabit/second [Tb/s]?
  35. How to convert from terabyte/second [TB/s] to IDE (PIO mode 3)?
  36. How to convert from IDE (PIO mode 3) to terabyte/second [TB/s]?
  37. How to convert from ethernet to IDE (PIO mode 3)?
  38. How to convert from IDE (PIO mode 3) to ethernet?
  39. How to convert from ethernet (fast) to IDE (PIO mode 3)?
  40. How to convert from IDE (PIO mode 3) to ethernet (fast)?
  41. How to convert from ethernet (gigabit) to IDE (PIO mode 3)?
  42. How to convert from IDE (PIO mode 3) to ethernet (gigabit)?
  43. How to convert from OC1 to IDE (PIO mode 3)?
  44. How to convert from IDE (PIO mode 3) to OC1?
  45. How to convert from OC3 to IDE (PIO mode 3)?
  46. How to convert from IDE (PIO mode 3) to OC3?
  47. How to convert from OC12 to IDE (PIO mode 3)?
  48. How to convert from IDE (PIO mode 3) to OC12?
  49. How to convert from OC24 to IDE (PIO mode 3)?
  50. How to convert from IDE (PIO mode 3) to OC24?
  51. How to convert from OC48 to IDE (PIO mode 3)?
  52. How to convert from IDE (PIO mode 3) to OC48?
  53. How to convert from OC192 to IDE (PIO mode 3)?
  54. How to convert from IDE (PIO mode 3) to OC192?
  55. How to convert from OC768 to IDE (PIO mode 3)?
  56. How to convert from IDE (PIO mode 3) to OC768?
  57. How to convert from ISDN (single channel) to IDE (PIO mode 3)?
  58. How to convert from IDE (PIO mode 3) to ISDN (single channel)?
  59. How to convert from ISDN (dual channel) to IDE (PIO mode 3)?
  60. How to convert from IDE (PIO mode 3) to ISDN (dual channel)?
  61. How to convert from modem (110) to IDE (PIO mode 3)?
  62. How to convert from IDE (PIO mode 3) to modem (110)?
  63. How to convert from modem (300) to IDE (PIO mode 3)?
  64. How to convert from IDE (PIO mode 3) to modem (300)?
  65. How to convert from modem (1200) to IDE (PIO mode 3)?
  66. How to convert from IDE (PIO mode 3) to modem (1200)?
  67. How to convert from modem (2400) to IDE (PIO mode 3)?
  68. How to convert from IDE (PIO mode 3) to modem (2400)?
  69. How to convert from modem (9600) to IDE (PIO mode 3)?
  70. How to convert from IDE (PIO mode 3) to modem (9600)?
  71. How to convert from modem (14.4k) to IDE (PIO mode 3)?
  72. How to convert from IDE (PIO mode 3) to modem (14.4k)?
  73. How to convert from modem (28.8k) to IDE (PIO mode 3)?
  74. How to convert from IDE (PIO mode 3) to modem (28.8k)?
  75. How to convert from modem (33.6k) to IDE (PIO mode 3)?
  76. How to convert from IDE (PIO mode 3) to modem (33.6k)?
  77. How to convert from modem (56k) to IDE (PIO mode 3)?
  78. How to convert from IDE (PIO mode 3) to modem (56k)?
  79. How to convert from SCSI (Async) to IDE (PIO mode 3)?
  80. How to convert from IDE (PIO mode 3) to SCSI (Async)?
  81. How to convert from SCSI (Sync) to IDE (PIO mode 3)?
  82. How to convert from IDE (PIO mode 3) to SCSI (Sync)?
  83. How to convert from SCSI (Fast) to IDE (PIO mode 3)?
  84. How to convert from IDE (PIO mode 3) to SCSI (Fast)?
  85. How to convert from SCSI (Fast Ultra) to IDE (PIO mode 3)?
  86. How to convert from IDE (PIO mode 3) to SCSI (Fast Ultra)?
  87. How to convert from SCSI (Fast Wide) to IDE (PIO mode 3)?
  88. How to convert from IDE (PIO mode 3) to SCSI (Fast Wide)?
  89. How to convert from SCSI (Fast Ultra Wide) to IDE (PIO mode 3)?
  90. How to convert from IDE (PIO mode 3) to SCSI (Fast Ultra Wide)?
  91. How to convert from SCSI (Ultra-2) to IDE (PIO mode 3)?
  92. How to convert from IDE (PIO mode 3) to SCSI (Ultra-2)?
  93. How to convert from SCSI (Ultra-3) to IDE (PIO mode 3)?
  94. How to convert from IDE (PIO mode 3) to SCSI (Ultra-3)?
  95. How to convert from SCSI (LVD Ultra80) to IDE (PIO mode 3)?
  96. How to convert from IDE (PIO mode 3) to SCSI (LVD Ultra80)?
  97. How to convert from SCSI (LVD Ultra160) to IDE (PIO mode 3)?
  98. How to convert from IDE (PIO mode 3) to SCSI (LVD Ultra160)?
  99. How to convert from IDE (PIO mode 0) to IDE (PIO mode 3)?
  100. How to convert from IDE (PIO mode 3) to IDE (PIO mode 0)?
  101. How to convert from IDE (PIO mode 1) to IDE (PIO mode 3)?
  102. How to convert from IDE (PIO mode 3) to IDE (PIO mode 1)?
  103. How to convert from IDE (PIO mode 2) to IDE (PIO mode 3)?
  104. How to convert from IDE (PIO mode 3) to IDE (PIO mode 2)?
  105. How to convert from IDE (PIO mode 4) to IDE (PIO mode 3)?
  106. How to convert from IDE (PIO mode 3) to IDE (PIO mode 4)?
  107. How to convert from IDE (DMA mode 0) to IDE (PIO mode 3)?
  108. How to convert from IDE (PIO mode 3) to IDE (DMA mode 0)?
  109. How to convert from IDE (DMA mode 1) to IDE (PIO mode 3)?
  110. How to convert from IDE (PIO mode 3) to IDE (DMA mode 1)?
  111. How to convert from IDE (DMA mode 2) to IDE (PIO mode 3)?
  112. How to convert from IDE (PIO mode 3) to IDE (DMA mode 2)?
  113. How to convert from IDE (UDMA mode 0) to IDE (PIO mode 3)?
  114. How to convert from IDE (PIO mode 3) to IDE (UDMA mode 0)?
  115. How to convert from IDE (UDMA mode 1) to IDE (PIO mode 3)?
  116. How to convert from IDE (PIO mode 3) to IDE (UDMA mode 1)?
  117. How to convert from IDE (UDMA mode 2) to IDE (PIO mode 3)?
  118. How to convert from IDE (PIO mode 3) to IDE (UDMA mode 2)?
  119. How to convert from IDE (UDMA mode 3) to IDE (PIO mode 3)?
  120. How to convert from IDE (PIO mode 3) to IDE (UDMA mode 3)?
  121. How to convert from IDE (UDMA mode 4) to IDE (PIO mode 3)?
  122. How to convert from IDE (PIO mode 3) to IDE (UDMA mode 4)?
  123. How to convert from IDE (UDMA-33) to IDE (PIO mode 3)?
  124. How to convert from IDE (PIO mode 3) to IDE (UDMA-33)?
  125. How to convert from IDE (UDMA-66) to IDE (PIO mode 3)?
  126. How to convert from IDE (PIO mode 3) to IDE (UDMA-66)?
  127. How to convert from USB to IDE (PIO mode 3)?
  128. How to convert from IDE (PIO mode 3) to USB?
  129. How to convert from firewire (IEEE-1394) to IDE (PIO mode 3)?
  130. How to convert from IDE (PIO mode 3) to firewire (IEEE-1394)?
  131. How to convert from T0 (payload) to IDE (PIO mode 3)?
  132. How to convert from IDE (PIO mode 3) to T0 (payload)?
  133. How to convert from T0 (B8ZS payload) to IDE (PIO mode 3)?
  134. How to convert from IDE (PIO mode 3) to T0 (B8ZS payload)?
  135. How to convert from T1 (signal) to IDE (PIO mode 3)?
  136. How to convert from IDE (PIO mode 3) to T1 (signal)?
  137. How to convert from T1 (payload) to IDE (PIO mode 3)?
  138. How to convert from IDE (PIO mode 3) to T1 (payload)?
  139. How to convert from T1Z (payload) to IDE (PIO mode 3)?
  140. How to convert from IDE (PIO mode 3) to T1Z (payload)?
  141. How to convert from T1C (signal) to IDE (PIO mode 3)?
  142. How to convert from IDE (PIO mode 3) to T1C (signal)?
  143. How to convert from T1C (payload) to IDE (PIO mode 3)?
  144. How to convert from IDE (PIO mode 3) to T1C (payload)?
  145. How to convert from T2 (signal) to IDE (PIO mode 3)?
  146. How to convert from IDE (PIO mode 3) to T2 (signal)?
  147. How to convert from T3 (signal) to IDE (PIO mode 3)?
  148. How to convert from IDE (PIO mode 3) to T3 (signal)?
  149. How to convert from T3 (payload) to IDE (PIO mode 3)?
  150. How to convert from IDE (PIO mode 3) to T3 (payload)?
  151. How to convert from T3Z (payload) to IDE (PIO mode 3)?
  152. How to convert from IDE (PIO mode 3) to T3Z (payload)?
  153. How to convert from T4 (signal) to IDE (PIO mode 3)?
  154. How to convert from IDE (PIO mode 3) to T4 (signal)?
  155. How to convert from E.P.T.A. 1 (signal) to IDE (PIO mode 3)?
  156. How to convert from IDE (PIO mode 3) to E.P.T.A. 1 (signal)?
  157. How to convert from E.P.T.A. 1 (payload) to IDE (PIO mode 3)?
  158. How to convert from IDE (PIO mode 3) to E.P.T.A. 1 (payload)?
  159. How to convert from E.P.T.A. 2 (signal) to IDE (PIO mode 3)?
  160. How to convert from IDE (PIO mode 3) to E.P.T.A. 2 (signal)?
  161. How to convert from E.P.T.A. 2 (payload) to IDE (PIO mode 3)?
  162. How to convert from IDE (PIO mode 3) to E.P.T.A. 2 (payload)?
  163. How to convert from E.P.T.A. 3 (signal) to IDE (PIO mode 3)?
  164. How to convert from IDE (PIO mode 3) to E.P.T.A. 3 (signal)?
  165. How to convert from E.P.T.A. 3 (payload) to IDE (PIO mode 3)?
  166. How to convert from IDE (PIO mode 3) to E.P.T.A. 3 (payload)?
  167. How to convert from H0 to IDE (PIO mode 3)?
  168. How to convert from IDE (PIO mode 3) to H0?
  169. How to convert from H11 to IDE (PIO mode 3)?
  170. How to convert from IDE (PIO mode 3) to H11?
  171. How to convert from H12 to IDE (PIO mode 3)?
  172. How to convert from IDE (PIO mode 3) to H12?
  173. How to convert from Virtual Tributary 1 (signal) to IDE (PIO mode 3)?
  174. How to convert from IDE (PIO mode 3) to Virtual Tributary 1 (signal)?
  175. How to convert from Virtual Tributary 1 (payload) to IDE (PIO mode 3)?
  176. How to convert from IDE (PIO mode 3) to Virtual Tributary 1 (payload)?
  177. How to convert from Virtual Tributary 2 (signal) to IDE (PIO mode 3)?
  178. How to convert from IDE (PIO mode 3) to Virtual Tributary 2 (signal)?
  179. How to convert from Virtual Tributary 2 (payload) to IDE (PIO mode 3)?
  180. How to convert from IDE (PIO mode 3) to Virtual Tributary 2 (payload)?
  181. How to convert from Virtual Tributary 6 (signal) to IDE (PIO mode 3)?
  182. How to convert from IDE (PIO mode 3) to Virtual Tributary 6 (signal)?
  183. How to convert from Virtual Tributary 6 (payload) to IDE (PIO mode 3)?
  184. How to convert from IDE (PIO mode 3) to Virtual Tributary 6 (payload)?
  185. How to convert from STS1 (signal) to IDE (PIO mode 3)?
  186. How to convert from IDE (PIO mode 3) to STS1 (signal)?
  187. How to convert from STS1 (payload) to IDE (PIO mode 3)?
  188. How to convert from IDE (PIO mode 3) to STS1 (payload)?
  189. How to convert from STS3 (signal) to IDE (PIO mode 3)?
  190. How to convert from IDE (PIO mode 3) to STS3 (signal)?
  191. How to convert from STS3 (payload) to IDE (PIO mode 3)?
  192. How to convert from IDE (PIO mode 3) to STS3 (payload)?
  193. How to convert from STS3c (signal) to IDE (PIO mode 3)?
  194. How to convert from IDE (PIO mode 3) to STS3c (signal)?
  195. How to convert from STS3c (payload) to IDE (PIO mode 3)?
  196. How to convert from IDE (PIO mode 3) to STS3c (payload)?
  197. How to convert from STS12 (signal) to IDE (PIO mode 3)?
  198. How to convert from IDE (PIO mode 3) to STS12 (signal)?
  199. How to convert from STS24 (signal) to IDE (PIO mode 3)?
  200. How to convert from IDE (PIO mode 3) to STS24 (signal)?
  201. How to convert from STS48 (signal) to IDE (PIO mode 3)?
  202. How to convert from IDE (PIO mode 3) to STS48 (signal)?
  203. How to convert from STS192 (signal) to IDE (PIO mode 3)?
  204. How to convert from IDE (PIO mode 3) to STS192 (signal)?
  205. How to convert from STM-1 (signal) to IDE (PIO mode 3)?
  206. How to convert from IDE (PIO mode 3) to STM-1 (signal)?
  207. How to convert from STM-4 (signal) to IDE (PIO mode 3)?
  208. How to convert from IDE (PIO mode 3) to STM-4 (signal)?
  209. How to convert from STM-16 (signal) to IDE (PIO mode 3)?
  210. How to convert from IDE (PIO mode 3) to STM-16 (signal)?
  211. How to convert from STM-64 (signal) to IDE (PIO mode 3)?
  212. How to convert from IDE (PIO mode 3) to STM-64 (signal)?

What Is This Tool?

This converter transforms data transfer rates from IDE (PIO mode 3) to IDE (UDMA mode 2) units. It helps users compare performance between programmed I/O and Ultra DMA modes on legacy Parallel ATA devices, aiding in troubleshooting, benchmarking, and configuration tasks.

How to Use This Tool?

  • Enter the data transfer value in IDE (PIO mode 3) units.
  • Initiate the conversion process to calculate the equivalent IDE (UDMA mode 2) value.
  • Review the converted result for comparison or configuration purposes.
  • Apply the conversion insights when adjusting legacy device settings or conducting diagnostics.

Key Features

  • Converts between two specific legacy data transfer modes for IDE devices.
  • Based on theoretical maximum throughput values defined by ATA standards.
  • Supports use in BIOS configurations, legacy system maintenance, and retrocomputing.
  • Simple interface to input values and obtain corresponding unit conversions.
  • Helps evaluate compatibility and performance of older storage hardware.

Examples

  • 5 IDE (PIO mode 3) units convert to approximately 1.68 IDE (UDMA mode 2) units.
  • 10 IDE (PIO mode 3) units convert to approximately 3.36 IDE (UDMA mode 2) units.

Common Use Cases

  • Legacy desktop or laptop hard drives operating in BIOS compatibility mode.
  • Embedded or industrial systems interfacing with older IDE devices lacking DMA support.
  • Performance and compatibility testing for historical storage modes.
  • Configuring PC BIOS or drive controllers for optimal ATA/33 performance with older drives.
  • Analyzing benchmark results and troubleshooting PATA device compatibility issues.

Tips & Best Practices

  • Use this converter to understand theoretical performance differences, not actual throughput.
  • Consider system architecture and CPU load, as they affect real-world transfer rates.
  • Apply conversions primarily in legacy or embedded system contexts where IDE modes are relevant.
  • Cross-verify with device documentation or BIOS settings for accurate configuration.
  • Keep in mind newer storage protocols use different transfer modes and units.

Limitations

  • Conversion is based on theoretical maximum speeds without real-world overhead considerations.
  • Applicable only to obsolete IDE transfer modes, not modern storage technologies.
  • Practical transfer rates may vary due to CPU load, system design, and DMA support differences.

Frequently Asked Questions

What does IDE (PIO mode 3) mean?
It is a CPU-driven programmed I/O transfer mode for Parallel ATA devices with a theoretical maximum throughput of about 11.1 MB/s.

What is IDE (UDMA mode 2)?
This is an Ultra DMA transfer mode, also known as ATA/33, with a theoretical maximum transfer rate around 33.3 MB/s, used to improve performance on PATA drives.

Why convert between these two data transfer modes?
Users convert between these to compare data transfer performance and ensure compatibility or optimize performance on older IDE storage devices.

Key Terminology

IDE (PIO mode 3)
A programmed I/O transfer mode for Parallel ATA devices that uses CPU-driven data transfers with a maximum theoretical throughput around 11.1 MB/s.
IDE (UDMA mode 2)
An Ultra DMA transfer mode also known as ATA/33 that allows synchronous host-drive transfers up to about 33.3 MB/s on PATA/IDE interfaces.
Parallel ATA (PATA)
An interface standard for connecting storage devices to computers using parallel signaling methods, historically known as IDE.

Quick Knowledge Check

Which mode is CPU-driven with no DMA support?
What is the theoretical max throughput of IDE (UDMA mode 2)?
For what purpose might you use this converter?