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 AMD Bulldozer & Bobcat

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katsumoto2011
post Oct 11 2011, 12:10 AM

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so bulldozer still no match for i7 ????????
sp6068
post Oct 11 2011, 01:16 AM

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Looks like Cex has FX core prices ready biggrin.gif
http://forum.lowyat.net/topic/2065583
JustForFun
post Oct 11 2011, 01:27 AM

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FX-8120 going for RM799... I'm rather pessimistic that it will beat the much cheaper 2500K...
bai1101
post Oct 11 2011, 01:57 AM

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Wonder how the performance between FX-4100 vs i5 2500
tech3910
post Oct 11 2011, 08:57 AM

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like any other recent AMD processor, the value of BD will go down significantly after few months.
coz there will b refresh wit lower TPD.
Turnip
post Oct 11 2011, 09:17 AM

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so if these are the real benchies, so what does AMD wants to "Bulldoze" at?

sweat.gif

What's with the "will bulldoze/wipe" all the opponents away, and a comic about AMD vs Intel.

Man, kinda disappointing really. sad.gif

Seems like im affected by fanboyism disease.
dstl1128
post Oct 11 2011, 09:27 AM

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Any benchies on multiple VM doing stuff (eg. compiling kernel source)?

The 4x2 integer cores might be helpful here. Curious to know 4x2 int cores vs 4 int cores with HT. If 4 + HT wins in this department then AMD need to try harder again.


p/s: I don't believe 4 BD floating-point cores could win 4 SB floating-point cores anyway.


lingloong
post Oct 11 2011, 12:17 PM

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Stock arrived ready to order smile.gif

http://forum.lowyat.net/topic/997446
sasaug
post Oct 11 2011, 12:51 PM

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Need a mobo with AM3+ support? Mine just AM3 ready =( an upgrade means new mobo?
dma0991
post Oct 11 2011, 01:00 PM

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QUOTE(lingloong @ Oct 11 2011, 12:17 PM)
Stock arrived ready to order  smile.gif

http://forum.lowyat.net/topic/997446
*
Why not post picture of all the CPU packaging? Have you tested it yourself already? brows.gif

QUOTE(sasaug @ Oct 11 2011, 12:51 PM)
Need a mobo with AM3+ support? Mine just AM3 ready =( an upgrade means new mobo?
*
You can't use an AM3+ processor with an AM3 motherboard but you can use an AM3 processor with an AM3+ motherboard. All AM3+ sockets are identifiable with its distinct black socket instead of the white that AMD has used in the past.
sasaug
post Oct 11 2011, 01:21 PM

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QUOTE(dma0991 @ Oct 11 2011, 01:00 PM)
Why not post picture of all the CPU packaging? Have you tested it yourself already? brows.gif
You can't use an AM3+ processor with an AM3 motherboard but you can use an AM3 processor with an AM3+ motherboard. All AM3+ sockets are identifiable with its distinct black socket instead of the white that AMD has used in the past.
*
Mine was the white one so I need to change my mobo just to use these new bulldozer proc right? sad..
dma0991
post Oct 11 2011, 01:42 PM

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QUOTE(sasaug @ Oct 11 2011, 01:21 PM)
Mine was the white one so I need to change my mobo just to use these new bulldozer proc right? sad..
*
If the pre release benches are true and BD is in fact underwhelming compared to its previous generation then you could probably still get a Phenom II X4 or Phenom II X6 and still have similar or better performance than BD. The PII X6's still does have better multithreaded performance even compared to the Core i5 2500K but pale in comparison in single threaded workloads. It is quite cheap these days to get an X6. If you're not keen on rebuilding it to an Intel based then I do suggest that you upgrade to a PII X4 or PII X6 now or at least till stocks last because it will be phased out very soon.

The official reviews should be out within 24 hours and we'll see if BD is worth it's hype.
sasaug
post Oct 11 2011, 02:59 PM

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QUOTE(dma0991 @ Oct 11 2011, 01:42 PM)
If the pre release benches are true and BD is in fact underwhelming compared to its previous generation then you could probably still get a Phenom II X4 or Phenom II X6 and still have similar or better performance than BD. The PII X6's still does have better multithreaded performance even compared to the Core i5 2500K but pale in comparison in single threaded workloads. It is quite cheap these days to get an X6. If you're not keen on rebuilding it to an Intel based then I do suggest that you upgrade to a PII X4 or PII X6 now or at least till stocks last because it will be phased out very soon.

The official reviews should be out within 24 hours and we'll see if BD is worth it's hype.
*
Well I dont plan to upgrade but just curious if it somehow drop cheaper in future. I already got a Phenom2 x4 in my sig, upgrading to 6 cores wont help much I guess.
jiraiya77
post Oct 11 2011, 02:59 PM

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waiting for the review from the xpert.is it worth to choose amd fx over i5 2400.

This post has been edited by jiraiya77: Oct 11 2011, 03:00 PM
TDUEnthusiast
post Oct 11 2011, 03:10 PM

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QUOTE(jiraiya77 @ Oct 11 2011, 02:59 PM)
waiting for the review from the xpert.is it worth to choose amd fx over i5 2400.
*
Gaming wise it may not be worth choosing an FX processor over an Intel Core i5 2400 if the highest end Bulldozer processor, the FX-8150, is really slower than an Intel Core i5 2500K for such a matter. In terms of multi-threaded applications, it will probably be better.
dma0991
post Oct 11 2011, 03:13 PM

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QUOTE(jiraiya77 @ Oct 11 2011, 02:59 PM)
waiting for the review from the xpert.is it worth to choose amd fx over i5 2400.
*
Depending on what you want to use your PC for. If your main purpose is gaming then definitely a SB would be a better choice as games aren't that multithreaded yet. BF3 'might' be BD's strong point if BF3 performance does skew towards AMD processors.
» Click to show Spoiler - click again to hide... «

sasaug
post Oct 11 2011, 03:14 PM

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QUOTE(TDUEnthusiast @ Oct 11 2011, 03:10 PM)
Gaming wise it may not be worth choosing an FX processor over an Intel Core i5 2400 if the highest end Bulldozer processor, the FX-8150, is really slower than an Intel Core i5 2500K for such a matter. In terms of multi-threaded applications, it will probably be better.
*
When some many threads are there, I do curious how will it perform as a web server or any game server which we all know uses multithreading alot.

Would be glad if they able to replace Intel Xeon processors. =D
storm88
post Oct 11 2011, 03:18 PM

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Hey hey,
why don't just wait one more day to see the fact,
then BARU make conclusion?
jiraiya77
post Oct 11 2011, 03:22 PM

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QUOTE(TDUEnthusiast @ Oct 11 2011, 03:10 PM)
Gaming wise it may not be worth choosing an FX processor over an Intel Core i5 2400 if the highest end Bulldozer processor, the FX-8150, is really slower than an Intel Core i5 2500K for such a matter. In terms of multi-threaded applications, it will probably be better.
*
really?so im stick to i5-2400 then.my purpose to play games likes call of duty:black ops,command and conquer,total war,fifa manager and bf3 perhaps
yimingwuzere
post Oct 11 2011, 03:34 PM

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QUOTE(jiraiya77 @ Oct 11 2011, 02:59 PM)
waiting for the review from the xpert.is it worth to choose amd fx over i5 2400.
*
If you overclock, the FX is certainly better than the 2400 in all circumstances. You're better off comparing with the 2500K and 2600K processors.

Also some other sos kicap:

http://arstechnica.com/civis/viewtopic.php...295d9#p22143484

QUOTE
Got to play with a review sample. Not mine. I'm not NDAed.

The figures above posed by w00key do seem legit, but they're worst cases. In most games, BD trades places with a 2500K, in my own Fallout New Vegas testing, it beat my Phenom II X4 (3.7 GHz) by around 20%. The 2500K beats my Phenom II by the same 20%.

It's hilariously overclockable. Jury-rigging the biggest heatsink I could find, a ~7 year old Coolermaster Hyper6+ (which doesn't fit AM2/3) hacked into a pretty cheap Gigabyte GA990XA-UD3, I got 4.85 GHz out of it. At that kind of clock, the 2500K was looking for its parents with tears in its eyes, losing out on single threaded benchmarks by 10% and multithreads.... well, it wasn't really funny anymore. I'll share with you this:

Code:
CODE
x264 encoding
1080p
BD 4.85        12:33
2500K 3.8      18:56
PII X4 3.7     21:30

720p
BD 4.85        8:40
2500K 3.8      11:01
PII X4 3.7     15:15


* I'd like to have overclocked the 2500K more, but I was limited to a pretty shitty motherboard which looked to be an Asus but had no identifying marks and Intel's stock cooler.
** x264 June 2011 used. VirtualDub passing through AVISynth to the CLI x264 binary. VD was using a MoComp deinterlace filter which scales linearly to, according to the author, at least 24 cores.

It's competitive. For some workloads, you're going to want Intel. For others, AMD at last can out-perform Intel. I didn't have a 2600K to test, but if I had, I'd imagine BD would have beat it.

Of course these are all overclocked figures. Blame contractual loopholes.

Edit: Oh yeah, not allowed to say which model BD I was playing with. Also, to address the below, I couldn't boot the 2500K box with a multiplier any higher than 38. Even with scary voltages. I blame the Hybrid-EFI BIOS or some quirk of the board.

So an 8-core FX CPU is 33% faster than a 2500K with a 27% clockspeed advantage.

This post has been edited by yimingwuzere: Oct 11 2011, 04:20 PM

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