Online Data Transfer Units Converter
How to Convert from IDE (UDMA mode 2) to IDE (DMA mode 1)?

How to Convert from IDE (UDMA mode 2) to IDE (DMA mode 1)?

Learn how to convert data transfer rates from IDE (UDMA mode 2) to IDE (DMA mode 1) to better understand performance differences between legacy PATA/IDE modes.

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

IDE (UDMA mode 2) to IDE (DMA mode 1) Conversion Table

IDE (UDMA mode 2) IDE (DMA mode 1)

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 (UDMA mode 2) to IDE (DMA mode 1) Conversion Table
IDE (UDMA mode 2) IDE (DMA mode 1)

Explore More Data Transfer Units Converter

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

What Is This Tool?

This unit converter helps you translate data transfer values from IDE (UDMA mode 2) to IDE (DMA mode 1), two transfer modes used by legacy PATA/IDE devices. It assists in comparing relative speeds for configuring and troubleshooting older hardware.

How to Use This Tool?

  • Enter the value in IDE (UDMA mode 2) you want to convert.
  • Select the target unit as IDE (DMA mode 1).
  • Click the convert button to see the equivalent transfer rate.
  • Use the conversion results to interpret compatibility or performance scenarios.

Key Features

  • Converts data transfer rates between IDE (UDMA mode 2) and IDE (DMA mode 1) units.
  • Uses a fixed conversion rate based on theoretical maximum transfer speeds.
  • Supports legacy IDE/ATA hardware configuration and performance analysis needs.
  • Provides example conversions for quick reference.
  • Browser-based and easy to use for computer hardware troubleshooting tasks.

Examples

  • 1 IDE (UDMA mode 2) equals approximately 2.48 IDE (DMA mode 1).
  • 2 IDE (UDMA mode 2) equals approximately 4.96 IDE (DMA mode 1).

Common Use Cases

  • Configuring legacy PC BIOS or drive-controller settings for ATA/33 transfer performance.
  • Interpreting benchmark results where drives report UDMA mode 2 capabilities.
  • Troubleshooting driver or firmware issues on PATA systems due to transfer mode negotiation.
  • Reducing CPU load by selecting appropriate DMA transfer modes.
  • Legacy system compatibility testing and performance tuning for IDE devices.

Tips & Best Practices

  • Use this conversion to compare transfer modes strictly within legacy PATA/IDE contexts.
  • Verify hardware and driver compatibility when adjusting BIOS or system settings.
  • Remember that real-world transfer rates might differ from theoretical values.
  • Cross-reference conversion results with actual device performance and benchmarks.

Limitations

  • Conversion is based on maximum theoretical transfer rates and may not reflect actual speeds.
  • Applies only to legacy PATA/IDE interfaces, not to modern SATA or NVMe technologies.
  • Hardware conditions, driver support, and system configurations impact real data transfer performance.

Frequently Asked Questions

What is IDE (UDMA mode 2)?
It is an Ultra DMA transfer mode for Parallel ATA interfaces, known as ATA/33, providing a maximum theoretical transfer rate of about 33.3 megabytes per second.

What does IDE (DMA mode 1) mean?
IDE (DMA mode 1) is a transfer mode allowing data moves between ATA devices and system memory with minimal CPU use, defined by specific timing protocols.

Why convert from IDE (UDMA mode 2) to IDE (DMA mode 1)?
Users convert to understand relative speeds between these legacy transfer modes, helping configure BIOS or drivers for better compatibility or performance.

Key Terminology

IDE (UDMA mode 2)
An Ultra DMA transfer mode for Parallel ATA interfaces offering approximately 33.3 MB/s theoretical transfer speed.
IDE (DMA mode 1)
A DMA mode for IDE/ATA devices enabling direct memory transfers with reduced CPU involvement.
PATA
Parallel ATA, a legacy interface standard for connecting storage devices.

Quick Knowledge Check

What type of interfaces use IDE (UDMA mode 2)?
What does IDE (DMA mode 1) primarily reduce during data transfer?
Is this conversion applicable to SATA or NVMe devices?