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Intel Shows Off 8-Core, 128 Thread Nehalem-EX

by - source: Tom's Hardware US

This is big daddy Nehalem.

Intel yesterday previewed the next big, bad Xeon chip based on the latest 45nm high-k metal gate technology process, codenamed Nahelem-EX.

The Nehalem-EX chip features up to eight cores inside a single chip, and thanks to HyperThreading will support 16 threads. I’ll also pack an impressive 24 MB of cache.

Intel boasts that the “performance increase will be dramatic, posting the highest-ever jump from a previous generation processor,” with “up to nine times the memory bandwidth of the previous-generation Intel Xeon 7400 platform.”

The upcoming chip will also inherit reliability, availability and serviceability (RAS) features traditionally found in the Itanium processor family, such as Machine Check Architecture (MCA) Recovery.

Those looking to build serious servers out of the Nehalem-EX will be able to build systems that scale up to eight-sockets that are capable of processing 128 threads simultaneously.

Each CPU socket will also support 16 memory slots, doubling what was possible in the previous generation, and offer four high-bandwidth QuickPath Interconnect links.

Intel and IBM have provided a short introduction video showing off (very briefly) a server system running the aforementioned eight-socket, 128 thread setup.

Intel and IBM demonstrate 128-thread Nehalem-EX server

Nehalem-EX is scheduled for production in the second half of 2009.

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Anonymous 05/27/2009 8:21 PM
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hop 05/27/2009 8:32 PM
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-5+

This is just sick.

mlcloud 05/27/2009 8:45 PM
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-4+

Can it bruteforce =D?

Anonymous 05/27/2009 8:49 PM
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I could understand if the 8 core has 2HT for each core; that would make 16 threads simultaneously; but 128threads is rather... unbelievable...
128threads are probably not for the average small business anymore

eddieroolz 05/27/2009 8:50 PM
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jacobdrj 05/27/2009 8:56 PM
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-1+

Fractals anyone?

Anonymous 05/27/2009 8:58 PM
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-10+

Article seems a bit misleading -- isn't the new chip 8-core/16-thread, which in a 8-socket system would provide a 64-core/128-thread environment?

dman3k 05/27/2009 9:03 PM
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theafricandude 05/27/2009 9:07 PM
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The dude keeps on pausing but who cares when he brings us somin this HARDCORE

moricon 05/27/2009 9:17 PM
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dman3k :
One quantum processor can make 3000 times more calculations in a single second than this load of crap! Too bad, no one is making quantum computers more affordable.


They are not even in production yet as far as I am aware, still trying to get them to work so far!

fausto 05/27/2009 9:22 PM
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lemonade4 05/27/2009 9:23 PM
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theafricandude :
The dude keeps on pausing but who cares when he brings us somin this HARDCORE



These guys do their job exceptionally well and bring us news about 8 core, it doesn't matter if their communication skills are lacking. :D

BT 05/27/2009 9:28 PM
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dman3k :
One quantum processor can make 3000 times more calculations in a single second than this load of crap! Too bad, no one is making quantum computers more affordable.



Fairly land. It will be long, long, long time, if ever, before quantum computers replace traditional server/desktop/HPC CPU's. Nehalem EX, is awesome, and affordable and attainable this year.

ViPr 05/27/2009 9:31 PM
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Herbert_HA 05/27/2009 9:35 PM
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Awesome. Just hope programmers learn how to harvest that much power.

1raflo 05/27/2009 9:53 PM
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Holy.Shit. O_O

buzznut 05/27/2009 9:56 PM
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Yeah no doubt, soon as we have a (software) use for all these cores and threads, we'll be in business!

erictaneda2 05/27/2009 10:12 PM
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-13+

I think this is a sloppy headline. The actual processor is 8 cores, 16 threads (double the current generation), and with multiple sockets, can become 128 threads (8 socket x 8 cores x 2 hyperthreads per core).

DjEaZy 05/27/2009 10:18 PM
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skreenname 05/27/2009 10:21 PM
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Ronald Demneri :
is it running at 100% all the time of the video? on the threads side i don't see the utilization of the CPU, while it shows 100% on the left side.



The usage line on the graphs would have been on the very top edge of the graphs the whole time.
So you'd have to be looking Really hard to see them.

ossie 05/27/2009 10:24 PM
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Was about time to get in 8S NUMA space - AMD whipped their asses for ages in that segment.
“up to nine times the memory bandwidth of the previous-generation Intel Xeon 7400 platform.”
Even with independent FSBs, the previous platform was heavily BW limited to 4S and just 4Ch DDR2 FBDIMM RAM, with less than spectacular performance.
The jump to 24Ch (8CPUx3Ch) DDR3 RAM is finally eliminating that bottleneck.

Yummy boy, get it straight, even if you're running after catchy headlines. Or 8C/16Th, or 8S/128Th. Too much windblow$ dumb$ down...

jsschneidereit 05/27/2009 10:27 PM
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IronRyan21 05/27/2009 11:09 PM
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Poor AMD! Is AMD's stock falling today?

blackbyron 05/27/2009 11:35 PM
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How is the power consumption for 8 core, hope its efficient.
Is it 24 MB of L2 or L3 cache? That is a lot.

Anonymous 05/27/2009 11:55 PM
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If 2-thread HT typically yields anywhere from -10% to +10% performance, does 16-thread HT yield anywhere from -160% to +160% ? SRSLY, some people continue to buy every bit of Intel marketing BS that comes out, HT has always been a complete waste of transistors, this article is worthless without benchmarks(note: NOT synthetic benchmarks, real benchmarks).

hikayu 05/28/2009 12:14 PM
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i guess we're not so far away from having a supercomputer in a desktop anymore eh ? with this speed , by 2012 , i'll have an 8 core computer like this on my desk . probably 32-40 nm but who knows ? we're so close to breaking moore's law.

Anonymous 05/28/2009 12:31 PM
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Wait, what an epic fail of an article and title, it is NOT an 8-core, 128 thread, although you'd have to CAREFULLY read the whole article to figure that out though. It seems little different than previous Nehalem CPUs, just some ridiculous claims of increased memory bandwidth. SRSLY, why not just say:

"AMD and Cray demonstrate Dual-core, 10,000 thread Opteron"

Fail.

jerreece 05/28/2009 1:19 AM
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Yes, but can it run Windows ME, and be stable? THAT is the question!!

But seriously, 8 cores. Man, software hardly supports 4 cores, let alone 8. I adopted the Quad Core and know that a couple of my cores probably sit near idle most of the time as it is. Probably won't be jumping on any 8 core CPUs any time very soon.

But, if game developers can start writing engines to take advantage of 4, or 8, or more cores, I might actually consider. :) Course, we'll see how much these suckers cost when they come out. Maybe then I'll upgrade to the i7 chip. ;)

Ciuy 05/28/2009 1:23 AM
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Overclock them and play Counter strike, i`tt will headshot automatically .

fogartini 05/28/2009 1:47 AM
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I'm so excited and I just can't hide it

matt87_50 05/28/2009 2:46 AM
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wow, you'd have to have a pretty poorly coded app to be taking advantage of 16x hyper threading. seeing as how all hyper threading does is run another thread when the thread it was running stalls for some reason. mind you, it will be good for running tonnes of apps at once, as the extra cache should make for faster thread/app switching as well.


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