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To: Elmer who wrote (127775)2/18/2001 12:05:45 PM
From: Scumbria  Respond to of 186894
 
Elmer,

Will your P4 fantasies never end? For most users, a P4 purchase would be a waste of money.

Scumbria



To: Elmer who wrote (127775)2/18/2001 1:40:33 PM
From: Ali Chen  Respond to of 186894
 
"The feature you are referring to is an option to allow for low cost thermal solutions which is not a requirement."

ftp://download.intel.com/design/Pentium4/guides/24920301.pdf

"During the boot process, the BIOS must enable the thermal control circuit", p.24

Do you comprehend the meaning of the word "must", Elmer?

Have your facts straighten before you post.
(I hate to deal with liars who pretend to be "misinformed")



To: Elmer who wrote (127775)2/18/2001 1:49:17 PM
From: Ali Chen  Read Replies (1) | Respond to of 186894
 
"The P4 maximum power is 54.7 watts, still well below the Athlon's red hot 66 watts."

See again,
ftp://download.intel.com/design/Pentium4/guides/24920301.pdf

Figure 12 on page 25.

The 54.7W is the "thermal design point", not the "maximum
power". According to the Figure 12, if the "thermal
target" for P4 is 54.7W, then the max power is about
75W.

Please read the abovementioned document carefully
and shut up about who is "red hot" and who is not.
Of course, you will prefer to ignore the truth.



To: Elmer who wrote (127775)2/18/2001 2:17:50 PM
From: Ali Chen  Respond to of 186894
 
"The Athlon is hotter while running much slower and has no such cost saving feature."

Before spewing your prejudices, first get acquainted with
facts please.

amd.com
Chapter 4 page 11

"The AMD Athlon™ Processor Model 4 supports low-power Halt
and Stop Grant states. These states are used by Advanced
Configuration and Power Interface (ACPI) enabled operating
systems for processor power management."

So, your statement about Athlon lacking of "such cost
saving features" is false.

For your education, this feature is essentially the
same as in Celerons, P-II, P-III, and P4 too.
Unfortunately, the ACPI engagement is based
on software, which may not be very fast responding
to overheat conditions. The difference is that the
P4 has to implement this additional fully-hardware-
based fast-acting (50ns) clock throttling

to protect the P4 chip from immediate frying.

Now talk about "lunicy".