Re: Nova generace PPC

[Robert Zak <xzakro00@netbrno.cz>]

On 12-Mar-97, Petr.Valek@vsp.cz wrote:
>..rikal sem si, ze by vas to mohlo zajimat...

>POWERPC CHIPS BEAT INTEL AT SPEED

--cut out-- 
>Another high-performance PowerPC chip, code-named Mach 5, is planned 
>for summer or fall release, says an IBM VP.  Arthur, with initial 
>speeds of 250 MHz, is purported to be 90% faster than the current 
>PowerPC 603c chip, and slightly faster than Klamath. The fact that the 
>PowerPC chips generate much less heat than the Pentium chips will make 
>them ideal for laptops, a market that will be critical for Apple in 
>the next couple of years.

>Jednoduse receno, nastupce procesoru 603 je rychlejsi nez soucasna 
>604, ale cena zustava stejna !!!  ...super,ze ?        DEMCA

mam tuseni, ze pro presnejsi porovnani by to chtelo nejaka cisla
nez jen ujisteni "bude rychlejsi, lepsi". 
 A abych jen nekecal, tak jsem par cisel z WWW stranek dal dohromady.
Je jasne, ze SPEC* neni vse a zalezi na sbernici a HW podpore grafiky
atd. btw: (=mimochodem) na jednom letaku SGI bylo naznaceno, ze 
pamet je 10x pomalejsi nez CPU. Zaver nech si kazdy udela sam.

                    SPECint95  SPECfp95   Cena s DPH
------------------------------------------------------
PentiumPro 200MHz:
256K cache               8.09      6.75    22089
512K cache               9.70*     8.10*   39307

PowerPC 604e:
166 MHz                  6.00      5.00   
200 MHz                 ~8        ~6.5    ~34000 (max 40ooo)
                                                 DM*17.5*1.22
PowerPC 603
150/60, 1M L2 60ns DRAM  4.1       3.0
200/66, 1M L2 sync SDRAM 5.1       3.7

O2 (kyslik od SGI)
R 5000/180Mhz PC         3.70      4.55              
R10000/175Mhz SC         7.62      6.60

Alpha 21164, 500 MHz     15.4     21.1


Kdosi kdysi dal na aminet tabulku&graf pomeru  vykon/kmitocet.
ty starsi mely koef. cca 1  ty novejsi a lepsi 1 az 2. Jen jeden
mel koef 3.  Hadejte od ktere firmy.
-- 
                                     
  
   Robert Zak

____________________________________________________________________
# .--..  ...--..--.  . ..-..  ..--   () A1200/68030/FPU/50Mhz&8MB  #
# |__||\/||| _ |__|  |_|| ||\/||-    () netmail: 2:421.18/12       #
# |  ||  ||`__)|  |  | |`_,|  ||__   () IRCnick: Bertik (galaxynet)#
#Real & working multitask OS since 1985.                           #