ECS K7S5A PRO compatible processors

Peter

Elite Member
Oct 15, 1999
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The same ones as for the non-pro - all Athlon and Duron processors that use 100 or 133 MHz bus (FSB200 and FSB266 in marketingspeak).

As for what's in the shops today, the fastest you can buy is the Athlon XP2400+.
 

dderolph

Senior member
Mar 14, 2004
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I trust you're right. But, I wish they would specifically show K7S5A PRO. I currently have a computer with a K7SEM motherboard, running a 600 MHz Duron. I wanted to upgrade the processor. After looking ECS's CPU Support Table, I thought sure I could use an ATHLON XP 2200+ with the K7SEM. My BIOS version (updated) is 1.1e, which appears in the table. Turns out my motherboard will not properly run the 2200+ because my board does not have the "B1 sticker" on it. So, now I have a new processor that I can't run on this motherboard. The table does show B1 in the column for PCB Ver., but I could not find any info on the site about it. Only found out after submitting an email question to ECS.

It seems to me they could do a better of job of making information on their site more clear.
 

clicknext

Banned
Mar 27, 2002
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It will accept anything the non-pro accepts.

If it matters, I'd warn you against getting a K7S5A. A lot of them have problems. Usually not big problems, but stuff like CMOS settings being reset every month or so is very annoying.

I'd recommend the SOLTEK 75FRN2-L
 

Peter

Elite Member
Oct 15, 1999
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rolleye.gif
There are a lot of K7S5A problems reported simply because K7S5A has been selling like the proverbial hotcakes. There are dozens of millions of them out there, I'm not kidding. It's a matter of scale. (And quite an indication that there's nothing really wrong with this product.)
 

o1die

Diamond Member
Jul 8, 2001
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The k7s5a pro will support up to the xp2400 (xp2600 not included; too hard to find at 266 fsb). I built a system for my parents using pc2700, and it works fine with an xp1800.
 

Burticus

Member
Apr 28, 2000
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"The k7s5a pro will support up to the xp2400 (xp2600 not included; too hard to find at 266 fsb). I built a system for my parents using pc2700, and it works fine with an xp1800. "

True true. K7S5A pro xp2400 here OC to xp2600 with the honey-x bios. I sure would like ECS to release a new bios with XP-M support, then honey could crack it and put the multiplier mod in. I doubt they will do this however, I don't think they even manufacture this guy anymore.

In regards to problems with the boards - A#1 priority is to rip off the chipset heatsink and either put a better one on or get rid of the tape and put thermal compound on it. Solves a TON of problems and is well documented on the web.

It's not like I'm in love with this board or anything, but hell, it was $79 bucks at Fry's WITH a 2400+ like 6 months ago. AND it has to be one of the last boards made to accept pc-133 ram... for people like me not willing to throw away a gig of ram just 'cause it's a little slower. So cheap, it was. It'll get cycled down the line of 'puters and go in my bitch box or my server when I upgrade.

On the BIOS reset issue - mine has only done this once in 6 months and I use a hacked bios and overclock.... this board is not a good overclocker. I can easily chalk that up to heat or OC problems. What do you want out of a $30 mlb?

 

Mem

Lifer
Apr 23, 2000
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I trust you're right. But, I wish they would specifically show K7S5A PRO

Yes Peter is right,I should know since I`ve an ECS K7S5A Pro board ;).
 

Peter

Elite Member
Oct 15, 1999
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I have quite often put 2400+ processors into K7S5A boards old and new, from the original rev. 1.0 all the way up to the 5.x "pro" final revision.

Your 2200+ will find a nice new home in there ;) (btw, the ECS site clearly says K7SEM 1.0+B1 right there in the CPU support table)
 

dderolph

Senior member
Mar 14, 2004
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(btw, the ECS site clearly says K7SEM 1.0+B1 right there in the CPU support table)

Yep, I know, and I should have researched until I got an answer before buying. Since there's no info available on their site about it, I assumed it was inconsequential. Bad assumption.

Since I'd like to get board that supports both PC100/133 memory as well as DDR, I've been debating whether to get the ECS K7S5A PRO, or the MSI KM2M_Combo-L. The latter is priced a little higher but generally seems to have better reviews. However, I also noted your previous comment about the huge number of K7S5A PRO boards sold.

 

Peter

Elite Member
Oct 15, 1999
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KM266 is a lower performance, integrated-VGA chipset. Since that feature is most demanding on RAM bandwidth, this is exactly what you shouldn't be combining with SDR RAM.

Besides, the MSI mostly is cheaper because it's a MicroATX board not a full size ATX.
 

dderolph

Senior member
Mar 14, 2004
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KM266 is a lower performance, integrated-VGA chipset.
You mean integrated/onboard video, right? Both these boards have that, and they both have an AGP slot. Are you saying the integrated video on the MSI board is lower performance than the integrated video on the ECS board?
MSI mostly is cheaper because it's a MicroATX board not a full size ATX.
Are you saying the Micro boards are generally cheaper than full size ATX? Hmmm. I thought making things smaller usually means higher cost, not lower. Why do laptops cost more than desktops with equivalent specs? Because of the higher cost of making components smaller to fit in the laptop.
 

Peter

Elite Member
Oct 15, 1999
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The ECS K7S5Apro does NOT have integrated VGA, who gave you that idea?

MicroATX is cheaper than ATX because the component density is no higher - you just get fewer PCI slots, and consequently less board material and support components.
 

clicknext

Banned
Mar 27, 2002
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Originally posted by: Peter
rolleye.gif
There are a lot of K7S5A problems reported simply because K7S5A has been selling like the proverbial hotcakes. There are dozens of millions of them out there, I'm not kidding. It's a matter of scale. (And quite an indication that there's nothing really wrong with this product.)
Well, I'd still say having that many problems is a bad thing. My K7S5A, as I said, gets its CMOS memory cleared one in a while automatically. My friend's system can never reboot. You always need to shut down, leave it a while, then turn on again. It's perfectly stable benchmarking though.
 

Peter

Elite Member
Oct 15, 1999
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These two are classic power supply problems. I've seen them, and I've seen them disappear after a PSU swap.
 

busmaster11

Platinum Member
Mar 4, 2000
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Originally posted by: Burticus
"The k7s5a pro will support up to the xp2400 (xp2600 not included; too hard to find at 266 fsb). I built a system for my parents using pc2700, and it works fine with an xp1800. "

True true. K7S5A pro xp2400 here OC to xp2600 with the honey-x bios. I sure would like ECS to release a new bios with XP-M support, then honey could crack it and put the multiplier mod in. I doubt they will do this however, I don't think they even manufacture this guy anymore.

In regards to problems with the boards - A#1 priority is to rip off the chipset heatsink and either put a better one on or get rid of the tape and put thermal compound on it. Solves a TON of problems and is well documented on the web.

It's not like I'm in love with this board or anything, but hell, it was $79 bucks at Fry's WITH a 2400+ like 6 months ago. AND it has to be one of the last boards made to accept pc-133 ram... for people like me not willing to throw away a gig of ram just 'cause it's a little slower. So cheap, it was. It'll get cycled down the line of 'puters and go in my bitch box or my server when I upgrade.

On the BIOS reset issue - mine has only done this once in 6 months and I use a hacked bios and overclock.... this board is not a good overclocker. I can easily chalk that up to heat or OC problems. What do you want out of a $30 mlb?

So for sure the K7s5a 1.1 won't work with my Athlon 2000+ mobile chip no matter which BIOS I use?

Also, how do you rip off the HS for the chipset?

TIA
 

tcsenter

Lifer
Sep 7, 2001
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472
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MicroATX is cheaper than ATX because the component density is no higher - you just get fewer PCI slots, and consequently less board material and support components.
Actually the KM2M Combo-L is (generally) selling for $10~$15 more than the K7S5A Pro. Approx. $55.00 vs. $40.00 (US). Probably not a fair comparison between a high and low production motherboard. Given how long and how many millions of these boards ECS has produced, I suspect ECS took this production line to a high art with optimal production rates at minimal costs or defects. As you note, its about economy of scale.

I just ordered one each of the aforementioned boards from eWiz so I can have some spare replacement motherboards that will accept 168-pin SDRAM when [not if] the need should arise. I plan to purchase a couple more K7S5A Pro's before the price shoots up on the remaining inventory. At $40~$45 delivered for a retail boxed product that has become something of a legend, how can one resist? :p
 

phlashphire

Golden Member
Jun 6, 2000
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Also, how do you rip off the HS for the chipset?
Leave your machine one for a bit, so it warms up the cheap thermal crap they used. After shutdown, just start twisting the HS left and right, eventually it will give. Be sure to clean off the sticky residue on both the hs and the chip set. Apply Artic Silver on chipset, glue on the corners on the HS and you're set.
 

robcy

Senior member
Jun 8, 2003
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The K7S5A boards are stable/fast/cheap. I am currenty running two diffrent ver1.0's one with an XP1700+ @ 1833mhz (11x166), and another running an XP2500+ (Barton) stock 11x166, both run stock bios with speed fan loading with window and changing the FSB to 166 after windows loads automatically. Have had no problems, both still have the original chipset coolers. I have noticed that the 2500+ can do 11x200 (2200mhz) at stock voltage, but for that I do need to change the chipset cooler to something with a fan, and get DDR3200 :), since it really burns at 200mhz fsb. Anyways, the diffrence between that SIS735/745 chipset and an NF2 is less than 5%, even with the NF2 having DC memory. It might not recognize the CPU at boot up (like the bartons) but it will pick the correct multi, and thats fine.
 

tcsenter

Lifer
Sep 7, 2001
18,803
472
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Originally posted by: o1die
The k7s5a pro will support up to the xp2400 (xp2600 not included; too hard to find at 266 fsb). I built a system for my parents using pc2700, and it works fine with an xp1800.
Not so difficult, there are a few vendors on Pricewatch who carry the XP2600+ in 266FSB at a reasonable price (~$80.00).

Does the K7S5A Pro support the 266FSB Mobile XPs?
 

phlashphire

Golden Member
Jun 6, 2000
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I'm pretty sure it does. Check out the rig in my sig. I have a mobile 2400+ xp, *but* my is not a Pro. It's currently running on 147 fsb x 13.5 multi. I could boot up on 150 but lose the stability.
This is a good forum to find out all the info you'll need on the k7s5a,
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