Online Data Transfer Units Converter
How to Convert from IDE (DMA mode 0) to IDE (UDMA mode 4)?
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How to Convert from IDE (DMA mode 0) to IDE (UDMA mode 4)?

Easily convert data transfer rates between IDE (DMA mode 0) and IDE (UDMA mode 4) to understand and upgrade legacy ATA/IDE device performance.

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

IDE (DMA mode 0) to IDE (UDMA mode 4) Conversion Table

IDE (DMA mode 0) IDE (UDMA mode 4)

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 (DMA mode 0) to IDE (UDMA mode 4) Conversion Table
IDE (DMA mode 0) IDE (UDMA mode 4)

Explore More Data Transfer Units Converter

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

What Is This Tool?

This converter helps you translate data transfer values from the older IDE (DMA mode 0) standard to the faster IDE (UDMA mode 4) format, both related to ATA/IDE device transfer modes. It is ideal for analyzing and upgrading legacy system data transfer speeds.

How to Use This Tool?

  • Enter the data transfer value associated with IDE (DMA mode 0).
  • Select IDE (DMA mode 0) as the source unit and IDE (UDMA mode 4) as the target unit.
  • Click convert to see the equivalent transfer value in IDE (UDMA mode 4).
  • Use the converted value to assess or configure legacy device performance.

Key Features

  • Converts data transfer units from IDE (DMA mode 0) to IDE (UDMA mode 4).
  • Based on ATA/IDE protocols used in legacy PATA devices.
  • Supports comparisons for upgrading or troubleshooting older hardware.
  • Browser-based and easy to use for embedded or industrial system contexts.

Examples

  • 10 IDE (DMA mode 0) equals approximately 0.636363636 IDE (UDMA mode 4).
  • 50 IDE (DMA mode 0) is equivalent to about 3.18181818 IDE (UDMA mode 4).

Common Use Cases

  • Maintaining older desktops or laptops using legacy PATA hard drives.
  • Developing or troubleshooting embedded systems with IDE interfaces.
  • Configuring BIOS or OS drivers for correct DMA mode negotiation.
  • Benchmarking data transfer speeds in legacy storage hardware.
  • Data recovery on legacy IDE devices requiring accurate transfer mode conversion.

Tips & Best Practices

  • Ensure hardware and cables support IDE (UDMA mode 4) for reliable conversion results.
  • Use the tool to evaluate upgrade paths from lower-speed DMA modes to Ultra DMA modes.
  • Remember that actual transfer speeds can vary based on system and firmware conditions.
  • Apply this conversion mainly for legacy hardware contexts, as modern devices use different standards.

Limitations

  • Requires 80-conductor IDE cables for IDE (UDMA mode 4) which older devices may not support.
  • Theoretical throughput values may differ from real-world sustained speeds due to bottlenecks.
  • Pertains only to legacy PATA technology obsolete in modern SATA and NVMe environments.

Frequently Asked Questions

What is IDE (DMA mode 0)?
IDE (DMA mode 0) is the earliest direct memory access transfer mode for ATA/IDE devices, allowing a drive to move data blocks directly to system memory without CPU intervention.

What does IDE (UDMA mode 4) represent?
IDE (UDMA mode 4), also known as Ultra DMA/66, is a Parallel ATA transfer mode using Ultra DMA protocol for faster data transfer up to about 66.7 megabytes per second.

Why convert between these two modes?
Converting helps users compare or upgrade data transfer speeds from older DMA standards to more efficient Ultra DMA modes in legacy devices.

Key Terminology

IDE (DMA mode 0)
The first direct memory access mode in ATA/IDE devices that moves data blocks with minimal CPU involvement.
IDE (UDMA mode 4)
An Ultra DMA mode offering higher transfer speeds around 66.7 megabytes per second, requiring specialized 80-conductor cables.
PATA
Parallel ATA, an interface standard for connecting storage devices like hard drives and optical drives in legacy systems.

Quick Knowledge Check

What type of transfer mode is IDE (DMA mode 0)?
What is the maximum theoretical throughput of IDE (UDMA mode 4)?
Which cable is required for reliable IDE (UDMA mode 4) operation?

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