old SCSI Hard Drive

dig314

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Jan 18, 2005
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I put an old PCI SCSI card and Hard Drive in my PC. The Hard Drive is only 4gb. I don't know how old it is, but it came from a PC with a Pentium II.

4gb is not much, but that can hold one game I guess or the OS.

Is an old SCSI as fast or faster than a IDE Hard-Drive 7200 rpm ?

Dig
 

MegaVovaN

Diamond Member
May 20, 2005
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IMO any modern hard drive (even 40 gb) will be faster than that ancient SCSI. SCSI isn't fast by itself, it is fast in server environment where you have multiple users accessing same file at the same time.

Also, how many RPM is your 4gb drive?
 

dig314

Member
Jan 18, 2005
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I don't know the RPM on the old drive.
Is there a way to check?

If it is nothing special, I probably won't keep it.

Dig
 

heyheybooboo

Diamond Member
Jun 29, 2007
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Originally posted by: dig314
I put an old PCI SCSI card and Hard Drive in my PC. The Hard Drive is only 4gb. I don't know how old it is, but it came from a PC with a Pentium II.

4gb is not much, but that can hold one game I guess or the OS.

Is an old SCSI as fast or faster than a IDE Hard-Drive 7200 rpm ?

Dig

place your 'paging file' on the scsi drive separate from the operating system files

:thumbsup:

 

0roo0roo

No Lifer
Sep 21, 2002
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Originally posted by: heyheybooboo
Originally posted by: dig314
I put an old PCI SCSI card and Hard Drive in my PC. The Hard Drive is only 4gb. I don't know how old it is, but it came from a PC with a Pentium II.

4gb is not much, but that can hold one game I guess or the OS.

Is an old SCSI as fast or faster than a IDE Hard-Drive 7200 rpm ?

Dig

place your 'paging file' on the scsi drive separate from the operating system files

:thumbsup:

bad idea
unless your pc is of the same era of the scsi drive you will get no benefit. drives have vastly improved over the years. older ide drives before dma access and such did suck down the cpu during access, but its no longer an issue. old drives were also very very slow. more data density=more data read per rpm. now imagine the data density difference between 1TB and 4GB:p in other words its not worth the power to run that drive. unless it was an enterprise class scsi many were simply 5400/7200rpm drives like any other. the only decent thing they are good for these days is to take apart for the nice magnets inside for sh*ts and giggles.

i guess you could install it just to see how bad it is;)
 

heyheybooboo

Diamond Member
Jun 29, 2007
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Originally posted by: 0roo0roo
Originally posted by: heyheybooboo
Originally posted by: dig314
I put an old PCI SCSI card and Hard Drive in my PC. The Hard Drive is only 4gb. I don't know how old it is, but it came from a PC with a Pentium II.

4gb is not much, but that can hold one game I guess or the OS.

Is an old SCSI as fast or faster than a IDE Hard-Drive 7200 rpm ?

Dig

place your 'paging file' on the scsi drive separate from the operating system files

:thumbsup:

bad idea
unless your pc is of the same era of the scsi drive you will get no benefit. drives have vastly improved over the years. older ide drives before dma access and such did suck down the cpu during access, but its no longer an issue. old drives were also very very slow. more data density=more data read per rpm. now imagine the data density difference between 1TB and 4GB:p in other words its not worth the power to run that drive. unless it was an enterprise class scsi many were simply 5400/7200rpm drives like any other. the only decent thing they are good for these days is to take apart for the nice magnets inside for sh*ts and giggles.

i guess you could install it just to see how bad it is;)


uhhh, no.

a 7200 rpm 4gb ultra wide (80 pin) SCSI hard drive would be highly comparable to an "" IDE Hard-Drive 7200 rpm"" in seek time and latency - and quite comparable from a spec standpoint with the majority of today's SATA drives in seek time and latency.

And you will never convince me that a drive arm today can seek two places on a hard drive (I.e., an OS file and a page read) faster than two hard drives - even if one is a 4gb scsi

When you find that 4ms seek time and 2ms latency feel free to get back to me ...
 

0roo0roo

No Lifer
Sep 21, 2002
64,795
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i've used 4gb scsi drives.
i have some in the garage somewhere still:p
seek time is equivalent sure.
but the transfer rates were garbage.
it doesn't matter if you have a separate drive for page file if it slows your page file horribly. if you really want to do that, get another harddrive..a new one:p they are dirt cheap.
plus, it doesn't matter either way, a single drive is fine these days. esp if you get a raptor or an mtron ssd. the thing is drive thrashing is sort of a thing of the past with 2gb+ being standard and cheap now. we are swimming in ram in a way we never would have dreamed during the days of 4gb harddrives. i can't remember the last time my systems run out of memory and had to page file thrash:p
 

heyheybooboo

Diamond Member
Jun 29, 2007
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Originally posted by: 0roo0roo
i've used 4gb scsi drives.
i have some in the garage somewhere still:p
seek time is equivalent sure.
but the transfer rates were garbage.
it doesn't matter if you have a separate drive for page file if it slows your page file horribly. if you really want to do that, get another harddrive..a new one:p they are dirt cheap.
plus, it doesn't matter either way, a single drive is fine these days. esp if you get a raptor or an mtron ssd. the thing is drive thrashing is sort of a thing of the past with 2gb+ being standard and cheap now.
we are swimming in ram in a way we never would have dreamed during the days of 4gb harddrives. i can't remember the last time my systems run out of memory and had to page file thrash:p


you are moving the goalposts ....

a 7200 rpm 4gb ultra wide (80 pin) SCSI hard drive would be highly compatible to an "" IDE Hard-Drive 7200 rpm""

Moving the page file off of the OS drive will increase performance with 7200rpm 4gb SCSI/??gb IDE hard drives

No one is talking about computers 'these days', 2gb+ RAM, Raptor/enterprise hard drives except you ...

Moving the Paging File from MS Support ...



 

sutahz

Golden Member
Dec 14, 2007
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My vote is that the drive will slow you down. The controller board on the drive is optimized for a server (100's to 1000's simultaneous requests). In a single user environment its performance will be very lack luster.
Data density does matter. Thats why perpendicular drives perform as well as raptors. So 4GB compared to even longitudinal... lets say 250GB hdd is not a good performer. He doesn't even know how many RPM this scsi drive spins at, not that it really matters.
Have fun with it, do some tests (XP can install on it, time the start up/shutdown times). Use DiskBench to measure its read/write times. Install a game, see about its load time(s).