Online Data Transfer Units Converter
How to Convert from IDE (DMA mode 2) to IDE (UDMA mode 4)?

How to Convert from IDE (DMA mode 2) to IDE (UDMA mode 4)?

Learn how to convert data transfer units between IDE (DMA mode 2) and IDE (UDMA mode 4) to accurately assess legacy PATA/IDE device performance and configure older hardware effectively.

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

IDE (DMA mode 2) to IDE (UDMA mode 4) Conversion Table

IDE (DMA mode 2) 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 2) to IDE (UDMA mode 4) Conversion Table
IDE (DMA mode 2) IDE (UDMA mode 4)

Explore More Data Transfer Units Converter

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

What Is This Tool?

This converter allows users to translate data transfer values between two legacy IDE modes: IDE (DMA mode 2) and IDE (UDMA mode 4). It helps in comparing and configuring older PATA/IDE storage interfaces by converting unit values reflecting their transfer modes.

How to Use This Tool?

  • Enter the numerical value representing the data transfer amount in IDE (DMA mode 2) units.
  • Select IDE (DMA mode 2) as the source unit and IDE (UDMA mode 4) as the target unit.
  • Click the convert button to obtain the equivalent value in IDE (UDMA mode 4).
  • Use the results to support legacy device configuration, troubleshooting, or performance comparison.

Key Features

  • Converts data transfer units from IDE (DMA mode 2) to IDE (UDMA mode 4) based on recognized conversion rates.
  • Supports legacy PATA/IDE interface measurement standards relevant to older computer systems.
  • Provides a browser-based, easy-to-use interface for quick calculation without additional software.
  • Includes practical examples to guide understanding of converted values.
  • Helps optimize and troubleshoot firmware, BIOS, and device driver configurations for legacy hardware.

Examples

  • 2 IDE (DMA mode 2) converts to approximately 0.503 IDE (UDMA mode 4).
  • 4 IDE (DMA mode 2) converts to approximately 1.006 IDE (UDMA mode 4).

Common Use Cases

  • Configuring or diagnosing legacy PATA/IDE hard drives and optical drives to utilize DMA transfer modes.
  • Adjusting BIOS or firmware settings on older systems to balance performance and compatibility with IDE devices.
  • Benchmarking and troubleshooting transfer speeds and CPU usage of legacy storage hardware.
  • Performing data recovery and maintenance on older PATA/IDE storage units.
  • Comparing data transfer capabilities between different legacy IDE modes.

Tips & Best Practices

  • Ensure accurate input of the source value to get precise conversion results.
  • Verify system hardware and cable types to ensure compatibility with UDMA transfer modes.
  • Use conversion outcomes to make informed decisions during legacy system configuration and troubleshooting.
  • Cross-check converted values with actual device benchmarks when possible for validation.

Limitations

  • Conversion applies only to specific legacy Parallel ATA transfer modes and does not cover modern interfaces.
  • Bandwidth limits depend on physical hardware and cable specifications like the 80-conductor IDE cable for UDMA mode 4.
  • Real-world performance may differ due to system compatibility, drive condition, and other environmental factors.

Frequently Asked Questions

What does IDE (DMA mode 2) mean?
IDE (DMA mode 2) is a Multiword DMA transfer mode in IDE devices allowing data movement with lower CPU use in legacy PATA systems.

Why convert IDE (DMA mode 2) to IDE (UDMA mode 4)?
Converting these modes helps users understand and compare the effective data transfer rates of legacy IDE storage, supporting accurate configuration and troubleshooting.

Can this converter be used with modern storage devices?
No, this tool is intended solely for legacy Parallel ATA transfer modes and does not apply to contemporary storage interfaces.

Key Terminology

IDE (DMA mode 2)
A legacy Parallel ATA data transfer mode allowing direct memory access with reduced CPU load, known as Multiword DMA mode 2.
IDE (UDMA mode 4)
A Parallel ATA transfer mode known as Ultra DMA/66 (ATA-4) that provides higher throughput using the Ultra DMA protocol and requires an 80-conductor IDE cable.
PATA/IDE
A legacy interface standard for connecting storage devices like hard drives and optical drives in older computers.

Quick Knowledge Check

What is IDE (UDMA mode 4) also known as?
What is a key requirement for reliable IDE (UDMA mode 4) signaling?
Which scenario is a common use case for converting from IDE (DMA mode 2) to IDE (UDMA mode 4)?