520 Posts

July 21st, 2004 02:00

I had my 5100 for over 18 months before upgrading to the 5150. I never had a single problem with it, or had the need to blow it out with compressed air on a regular basis like some people advise. It is a bit heavy, and it does run quite hot when doing a lot of intense 3d gaming, etc. But it never once overheated, or gave me an ounce of trouble.

3 Posts

July 21st, 2004 02:00

Sounds pretty good.  Is the 5100 an older model, i.e last years model?  Dell said they were shipping a "new" system comparable to the our 5000e.  I understand that "new System" can also mean a refurbished unit if certain parts are replaced.  Well anyway, it will be under warrany and DELL advised me that the remaining warranty (445 days) on the 5000e will automatically transfer to the 5100 once they receive the exchanged unit.  I hope so.

thanks again

red55

520 Posts

July 21st, 2004 07:00



@red55 wrote:

Sounds pretty good. Is the 5100 an older model, i.e last years model? Dell said they were shipping a "new" system comparable to the our 5000e. I understand that "new System" can also mean a refurbished unit if certain parts are replaced. Well anyway, it will be under warrany and DELL advised me that the remaining warranty (445 days) on the 5000e will automatically transfer to the 5100 once they receive the exchanged unit. I hope so.


thanks again


red55






The 5100 was discontinued late last year or early this year. I don't remember. It was was replaced by the 5150 which was introduced last year and is still in production. The main difference is the 5150 uses the mobile P4 and faster memory.  The 5100 uses the desktop P4. The 5150 also has better video card options, but the 5100 can be upgraded from its Radeon 7500 to the Radeon 9000, even though Dell denies it.

Message Edited by darrin99 on 07-21-2004 09:33 AM

40 Posts

July 21st, 2004 13:00

I don't believe the 5100 has been discontinued, they just came out with the 5150 also. Your system seems to be pretty good, in comparison to what you had. Good Luck with it.

520 Posts

July 21st, 2004 15:00



@JAH234 wrote:
I don't believe the 5100 has been discontinued, they just came out with the 5150 also. Your system seems to be pretty good, in comparison to what you had. Good Luck with it.




The 5100 has been discountinued for quite sometime now, although refurbished ones are still available from the "Dell Outlet".

520 Posts

July 21st, 2004 15:00



@quietpc wrote:

What's funny to me is that they put the mobile p4 processor in, but since speedstep is utilized in both & both seem to get as hot, then the only real benefit of the mobile P4 is that you *can* get some extra battery life out of it since the regular P4 is more power hungry.







Speedstep is not utilized in the 5100. .... As for the 5150, when it is running at the slower speed not only doesn't it get hot, it stays cool to the touch.

285 Posts

July 21st, 2004 15:00

What's funny to me is that they put the mobile p4 processor in, but since speedstep is utilized in both & both seem to get as hot, then the only real benefit of the mobile P4 is that you *can* get some extra battery life out of it since the regular P4 is more power hungry.

Well, if you've got the 12cell battery and get about 3 hours per cycle anyway, I don't know that that's enough to warrant a change.  And some people seem to think the 5150's are even more problem-prone than the 5100's! 

I can understand taking a 9000 over 7500 video card, but aside from that, the rest is just a wash to me.  I'd probably take the 5100 & a longer warranty given a choice!!!

Message Edited by quietpc on 07-21-2004 11:38 AM

285 Posts

July 21st, 2004 16:00

Whether or not it's considered actual "Speedstep" technology, the 5100 does also implement a throttle-down on the cpu (like the 5150 and as stated by Dell in all literature pertaining to the 5100/5150/11x0 series) and the 5150 temps seem to very-closely mimic (within a few C') those of the 5100, so I would still maintain that there's very little difference between the two.

Typical idle speeds for both systems idle in the low to mid 30's when running properly (i.e. dust is not present) and high 60's to low 70's during 100% cpu apps.


@darrin99 wrote:


Speedstep is not utilized in the 5100. .... As for the 5150, when it is running at the slower speed not only doesn't it get hot, it stays cool to the touch.


520 Posts

July 21st, 2004 17:00

I had my 5100 for 18 months, and it always ran at full speed. Whether it be just surfing the web, or after an hour or two of gaming. The speed never changed.

285 Posts

July 21st, 2004 18:00

Yours may have never gotten hot enough(?), but Dell established the speed control from the very first 5100, so whether you knew it or not, it was there.

What I'd like to know is how the heck some of these Prescott high-end gaming systems in Alienware/Sager/Compals, etc. can keep their CPU's from creating a small fire in the 3.0ghz+ EE systems!!!!!  Now, that's a task!!!!!!

3 Posts

July 22nd, 2004 04:00

I want to thank you guys for all the discussion regarding the 5100.  I'm new here of course and the forum appears to be the place for computer related information and opinions.

thanks again

red55

8 Posts

August 25th, 2004 21:00

The 5100 does not have speed step since it uses an Intel desktop processor.  It always runs full speed.  If you are talking about the fan, then you are correct that it changes speed on the 5100.
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