[siju]

Hi folks,

how can I know that that my hard disk is supporting DMA feature, when I tried to enable it through device manager I got the message enabling this feature may have un desirable effects on your computer , contact the vendor to get the information if this feature is supported or not.


the following is the report generated by bench marking software everest:-

--------[ EVEREST Home Edition © 2003, 2004 Lavalys, Inc. ]-----------------------------------------------------------

Version EVEREST v1.51.195
Homepage http://www.lavalys.com/
Report Type Quick Report
Computer J0J7I4
Generator zodiac
Operating System Microsoft Windows 98 SE 4.10.2222A (Win98 SE)
Date 2005-02-12
Time 10:49


--------[ ATA ]---------------------------------------------------------------------------------------------------------

[ SAMSUNG SP4002H (0524J1ATB18356) ]

ATA Device Properties:
Model ID SAMSUNG SP4002H
Serial Number 0524J1ATB18356
Revision QU100-60
Parameters 77622 cylinders, 16 heads, 63 sectors per track, 554 bytes per sector
LBA Sectors 78242976
Buffer 2 MB (Dual Ported, Read Ahead)
Multiple Sectors 16
ECC Bytes 4
Max. PIO Transfer Mode PIO 4
Max. UDMA Transfer Mode UDMA 5 (ATA-100)
Active UDMA Transfer Mode UDMA 2 (ATA-33)
Unformatted Capacity 41339 MB

ATA Device Features:
SMART Supported
Security Mode Supported
Power Management Supported
Advanced Power Management Not Supported
Write Cache Supported
Host Protected Area Supported
Power-Up In Standby Not Supported
Automatic Acoustic Management Supported
48-bit LBA Not Supported
Device Configuration Overlay Not Supported

ATA Device Physical Info:
Manufacturer Samsung
Hard Disk Family SpinPoint P40
Form Factor 3.5"
Formatted Capacity 40 GB
Disks 1
Recording Surfaces 2
Physical Dimensions 146.0 x 101.6 x 25.4 mm
Max. Weight 635 g
Average Rotational Latency 4.17 ms
Rotational Speed 7200 RPM
Max. Internal Data Rate 557 Mbit/s
Average Seek 8.9 ms
Track-To-Track Seek 0.8 ms
Full Seek 16.9 ms
Interface Ultra-ATA/100
Buffer-to-Host Data Rate 100 MB/s
Buffer Size 2 MB

ATA Device Manufacturer:
Company Name Samsung
Product Information http://www.samsung.com/Products/Hard...rive/index.htm

------------------------------------------------------------------------------------------------------------------------

The names of actual companies and products mentioned herein may be the trademarks of their respective owners.



this is the report generated by pcwizard:-


PC Wizard 2004 Version 1.632
------------------------------------------------------------------------------------------


<<< Drives >>>

> Number of Hard Disk : 1
>> General Information
SMART : Version 1.2
IDE Controller : 82801DB (ICH4) UltraATA/100 EIDE Controller
>> Informations Hard Disk #1
IDE Connector : #0 (Master Drive)
Model : SAMSUNG SP4002H
Serial Number : 0524J1ATB18356
Revision : QU100-60
Support : ATA/ATAPI-6
Size : 40 GB
Cache : 2 048 KB
ECC Size : 4
Multiple Sector : 16
IORDY : Yes
LBA Mode : Yes
DMA Mode : Yes
Multiword DMA Mode : 2
PIO Mode : PIO 4
UDMA Mode max. : 5 (ATA-100)
UDMA Mode Enabled : 2 (ATA-33)
S.M.A.R.T. : Yes
Power Management : Yes
Acoustic Management : Yes
Security Mode : Yes
Write Cache : Yes
48-bit Address : No
Cylinders : 16383
Heads : 16
Sectors per Track : 63
>> SMART Information Disk #1
Raw Read Error Rate (01) : 17261 (Threshold 51,Worst 99, Max 99)
Start/Stop Count (04) : 2725 (Threshold 0,Worst 98, Max 98)
Reallocated Sector Count (05) : 0 (Threshold 10,Worst 253, Max 253)
Seek Error Rate (07) : 0 (Threshold 51,Worst 253, Max 253)
Seek Time Performance (08) : 0 (Threshold 0,Worst 253, Max 253)
Power On Hours Count (09) : 271056 (Threshold 0,Worst 100, Max 100)
Power Cycle Count (0C) : 1892 (Threshold 0,Worst 99, Max 99)
Temperature (C2) : 33 (Threshold 0,Worst 112, Max 139)
Current Pending Sector Count (C5) : 0 (Threshold 10,Worst 253, Max 253)
Off-Line Uncorrectable Sector Count (C6) : 0 (Threshold 10,Worst 253, Max 253)
Ultra ATA CRC Error Rate (C7) : 0 (Threshold 0,Worst 100, Max 100)
Write Error Rate (C8) : 0 (Threshold 51,Worst 100, Max 100)
(C9) : 0 (Threshold 51,Worst 100, Max 100)
>> Monitoring Information
Hard Disk Temperature #1 : 33°C

> Number of CD-ROM Drive : 1
>> General Information
MSCDEX Version : 2.95
IDE Controller : 82801DB (ICH4) UltraATA/100 EIDE Controller
>> Informations CD-Rom #1
IDE Connector : #0 (Master Drive)
Model :
Serial Number :
Revision :
Support : ATA/ATAPI-0
Size : 0 KB
ECC Size : 0
Multiple Sector : 0
IORDY : No
LBA Mode : No
DMA Mode : No
PIO Mode : PIO 1
UDMA Mode max. : 0 (ATA-33)
UDMA Mode Enabled : 0 (ATA-33)
S.M.A.R.T. : No
Power Management : No
Acoustic Management : No
Security Mode : No
Write Cache : No
48-bit Address : No
>> Informations CD-Rom #1
IDE Connector : #1 (Master Drive)
Model : GIGABYTE GO-R5232A
Serial Number :
Revision : QSY5
Support : ATA/ATAPI-5
Size : 0 KB
ECC Size : 0
Multiple Sector : 0
IORDY : Yes
LBA Mode : Yes
DMA Mode : Yes
Multiword DMA Mode : 2
PIO Mode : PIO 4
UDMA Mode max. : 2 (ATA-33)
UDMA Mode Enabled : 2 (ATA-33)
S.M.A.R.T. : No
Power Management : No
Acoustic Management : No
Security Mode : No
Write Cache : No
48-bit Address : No

> Drives Letters : A:\ C:\ D:\ E:\ F:\
>> General Information
Boot Drive : C:\

> Floppy Disk : 3½" HD (1.44 Mo)

> Drive C: (Hard Disk) : 8 GB available on 10 GB
>> General Information
Disk Type : Hard Disk
Free Space : 85%
>> Drive Information
Volume Name : Unspecified
Serial Number : 831-1C05
Files Name : 255 caractères
File Management : FAT32
Volume is Compressed : No
Case Sensitive Search : No
Preserves Filename Case : Yes
Unicode Filenames : Yes
Access Control List : No
Named Streams : No
Object Identifiers : No
Reparse Points : No
Sparse Files : No
User Disk Quotas : No
Individual File Compression : No
Encryption : No
Share : No
>> Logical Features
Sectors per Cluster : 64
Bytes per Sector : 512
Cluster size : 32 KB
Free Clusters : 65526
Total Clusters : 65526
>> Physical Features
Cylinders : 1275
Heads : 255
Sectors per Track : 63
Bytes per Sector : 512
Number of FAT : 2
Sector per FAT : 9997
Sectors per Clusters : 16
Reserved Sectors : 0
Sectors per Track : 63
Total Sectors : -29956

> Drive D: (Hard Disk) : 3 GB available on 10 GB
>> General Information
Disk Type : Hard drive partition
Free Space : 40%
>> Drive Information
Volume Name : Unspecified
Serial Number : 13E1-92F
Files Name : 255 caractères
File Management : FAT32
Volume is Compressed : No
Case Sensitive Search : No
Preserves Filename Case : Yes
Unicode Filenames : Yes
Access Control List : No
Named Streams : No
Object Identifiers : No
Reparse Points : No
Sparse Files : No
User Disk Quotas : No
Individual File Compression : No
Encryption : No
Share : No
>> Logical Features
Sectors per Cluster : 64
Bytes per Sector : 512
Cluster size : 32 KB
Free Clusters : 65526
Total Clusters : 65526
>> Physical Features
Cylinders : 1275
Heads : 255
Sectors per Track : 63
Bytes per Sector : 512
Number of FAT : 2
Sector per FAT : 9997
Sectors per Clusters : 16
Reserved Sectors : 0
Sectors per Track : 35706
Total Sectors : -29956

> Drive E: (Hard Disk) : 9 GB available on 10 GB
>> General Information
Disk Type : Hard drive partition
Free Space : 94%
>> Drive Information
Volume Name : Unspecified
Serial Number : 8F6-391D
Files Name : 255 caractères
File Management : FAT32
Volume is Compressed : No
Case Sensitive Search : No
Preserves Filename Case : Yes
Unicode Filenames : Yes
Access Control List : No
Named Streams : No
Object Identifiers : No
Reparse Points : No
Sparse Files : No
User Disk Quotas : No
Individual File Compression : No
Encryption : No
Share : No
>> Logical Features
Sectors per Cluster : 64
Bytes per Sector : 512
Cluster size : 32 KB
Free Clusters : 65526
Total Clusters : 65526
>> Physical Features
Cylinders : 1275
Heads : 255
Sectors per Track : 63
Bytes per Sector : 512
Number of FAT : 2
Sector per FAT : 9997
Sectors per Clusters : 16
Reserved Sectors : 0
Sectors per Track : 5813
Total Sectors : -29956

> Drive F: (CD-Rom) : Not accessible
>> General Information
Disk Type : CD-Rom Data
Free Space : 0%
Cache Size : 1238 KB
Auto-insertion Notification : Yes
Revision : QSY5

------------------------------------------------------------------------------------------
***** End of report *****

[phr0ze]

Looks like its supported:
Max. UDMA Transfer Mode UDMA 5 (ATA-100)
Active UDMA Transfer Mode UDMA 2 (ATA-33)

Check the box.