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Forum: Process technology 05-23-2015, 05:51 PM
Replies: 17
Views: 1,340
Posted By aaronspink
The last thing anyone wants is a fab patent war. ...

The last thing anyone wants is a fab patent war. Intel/IBM would K.O. everyone else instantly and then spend the next 20 years arguing with each other until all the patents in issue expired. ...
Forum: Misc Technology 05-12-2015, 02:28 AM
Replies: 3
Views: 582
Posted By aaronspink
Eh? EFBs are pretty standard at this point and...

Eh? EFBs are pretty standard at this point and have no worse security issues than Paper Flight Bags. EFBs are no less redundant nor secure than PFBs. In fact, they are a much safer overall option...
Forum: Article discussion 05-06-2015, 07:31 AM
Replies: 19
Views: 1,076
Posted By aaronspink
Usually, you try to be at least more competitive...

Usually, you try to be at least more competitive than a product that has been shipping for almost 2 years.
Forum: Article discussion 05-06-2015, 07:15 AM
Replies: 19
Views: 1,076
Posted By aaronspink
And is at best competitive with C2550. AKA chips...

And is at best competitive with C2550. AKA chips that sell for ~$100.
Forum: Article discussion 05-06-2015, 05:27 AM
Replies: 19
Views: 1,076
Posted By aaronspink
For the systems that they go in, they don't even...

For the systems that they go in, they don't even make up 10% of the BOM. Your average 4P Xeon machine is going to have around a TB or better of RAM. And not that cheap stuff, we're talking 4r+...
Forum: CPUs 04-28-2015, 08:27 PM
Replies: 807
Views: 73,761
Posted By aaronspink
One thing to point out is that data doesn't...

One thing to point out is that data doesn't include effect/overhead from snoops/etc which can have a significant impact.
Forum: CPUs 04-26-2015, 08:14 PM
Replies: 807
Views: 73,761
Posted By aaronspink
Primarily because CMT doesn't really solve any...

Primarily because CMT doesn't really solve any difficult problem. Istream, fetch, issue is pretty well understood and not that complicated. In fact, CMT generally just adds problems to the front...
Forum: CPUs 04-26-2015, 08:10 PM
Replies: 807
Views: 73,761
Posted By aaronspink
GPGPU exists for embarrassingly data parallel...

GPGPU exists for embarrassingly data parallel problem with little to no control concurrency.

And contrary to myth, the majority of the market is ST focused.



Actually you are wrong. ...
Forum: Article discussion 04-23-2015, 01:32 PM
Replies: 31
Views: 3,150
Posted By aaronspink
The full suite of spec 2006 results for the C2750...

The full suite of spec 2006 results for the C2750 has been published and is available at the Spec website (including SpecInt, SpecFP, SpecInt_rate, and SpecFP_rate). The only numbers available for...
Forum: Article discussion 04-23-2015, 11:56 AM
Replies: 31
Views: 3,150
Posted By aaronspink
Avaton is generally sold bare package except to...

Avaton is generally sold bare package except to manufacturers, its a BGA part, not a socketed part, so in general except for the Intel list price, the only prices you should find are board level...
Forum: Article discussion 04-23-2015, 11:18 AM
Replies: 31
Views: 3,150
Posted By aaronspink
We'll see but I doubt it. ARMs mind share in the...

We'll see but I doubt it. ARMs mind share in the server market seems to be rapidly waning. Xeon D is currently selling like hotcakes in the cloud market basically wrapping up the low server tier,...
Forum: CPUs 04-23-2015, 10:52 AM
Replies: 807
Views: 73,761
Posted By aaronspink
Actually, the extreme parts are a separate die. ...

Actually, the extreme parts are a separate die. Its a mask chop so they all share the same layout.
Forum: CPUs 04-23-2015, 10:49 AM
Replies: 807
Views: 73,761
Posted By aaronspink
No you can't purchase any server or HPC CPUs with...

No you can't purchase any server or HPC CPUs with 8 or sixteen memory channels on die. There are currently none available on market. All CPUs that support 8+ memory channels do it through external...
Forum: Article discussion 04-23-2015, 10:36 AM
Replies: 31
Views: 3,150
Posted By aaronspink
Seattle's performance isn't going to be that...

Seattle's performance isn't going to be that great. In fact data available has it as less performing than the C2750 8c Avaton. And Seattle likely won't even be competing against Avaton since...
Forum: Article discussion 04-23-2015, 10:33 AM
Replies: 31
Views: 3,150
Posted By aaronspink
Except Seattle will be competing with Avaton with...

Except Seattle will be competing with Avaton with a max price of $171 on an almost 2 year old product (ie there is definite pricing margin there).
Forum: Article discussion 04-23-2015, 10:32 AM
Replies: 31
Views: 3,150
Posted By aaronspink
Intel has the market 100% wrapped up at this...

Intel has the market 100% wrapped up at this point, the other competitors are going to have to offer a significant advantage. Seattle really doesn't look like it will have much if any advantage over...
Forum: Article discussion 04-23-2015, 10:30 AM
Replies: 31
Views: 3,150
Posted By aaronspink
Or we could you know actually look up actual list...

Or we could you know actually look up actual list pricing from Intel:

C2750 8c 2.4Ghz: $171
C2730 8c 1.7Ghz: $150
C2550 4c 2.4Ghz: $86
C2530 4c 1.7Ghz: $70
C2350 2c 1.7Ghz: $43

And for...
Forum: CPUs 04-21-2015, 02:10 PM
Replies: 39
Views: 4,841
Posted By aaronspink
The problem with that is, for people looking for...

The problem with that is, for people looking for REST based storage, the solution is pretty simple: put it on the actual drive. And guess what, that's what all the major drive players are doing,...
Forum: Process technology 04-21-2015, 01:53 PM
Replies: 16
Views: 1,763
Posted By aaronspink
Actually, if you look at the modern procurement,...

Actually, if you look at the modern procurement, the out of production issue is actually the case. Modern jet fighters are taking ~20 years from design to production that the CPUs being used are...
Forum: Process technology 04-16-2015, 09:49 PM
Replies: 16
Views: 1,763
Posted By aaronspink
and inevitably once they are qualified, they are...

and inevitably once they are qualified, they are out of production...
Forum: Article discussion 04-16-2015, 09:45 PM
Replies: 43
Views: 5,507
Posted By aaronspink
Just for reference, the Aurora machine is quoted...

Just for reference, the Aurora machine is quoted as 180-450 PFLOPS while the ORNL machine is quoted as 150-300 PFLOPS.
Forum: CPUs 02-28-2015, 08:53 PM
Replies: 1,076
Views: 157,815
Posted By aaronspink
That roughly comparison is ~14% reduction in...

That roughly comparison is ~14% reduction in density. And now add in 12.5%-25% for the logic/test/interface die and you are at 26.5%-39% reduced density. Which is basically exactly what I said.
Forum: CPUs 02-28-2015, 08:48 PM
Replies: 1,076
Views: 157,815
Posted By aaronspink
HBM/HMC might deliver lower queuing delays but...

HBM/HMC might deliver lower queuing delays but that doesn't really mean lower latency. The latency of the memory arrays will remain unchanged. And even then some of the comparisons can be a bit...
Forum: CPUs 02-28-2015, 09:22 AM
Replies: 1,076
Views: 157,815
Posted By aaronspink
Not talking about the density of the arrays but...

Not talking about the density of the arrays but the density of the actual chips. The TSVs increase the chip area per bit vs normal DDR3/4. HBM/HMC/WideIO are all likely using bog standard DRAM...
Forum: CPUs 02-28-2015, 08:26 AM
Replies: 1,076
Views: 157,815
Posted By aaronspink
Actually, its highly unlikely that HMC will...

Actually, its highly unlikely that HMC will improve latency for the exact same reasons that HBM is unlikely to improve latency. Both are limited by the fundamental optimization point of the memory...
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