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1541  Other / CPU/GPU Bitcoin mining hardware / Re: Need only scotch tape. Bitcoin mining Radeon HD6950x4 on: December 07, 2012, 11:38:17 PM
JHC.  Wow.

Personally I chose to forgo the hard drive, and use BAMT on a USB stick.

I don't think scotch tape is ESD safe.

I notice you've still got 2 open slots.  :hint: :hint:

No footage of it in action?
1542  Bitcoin / Hardware / Re: ASIC where are they? on: December 07, 2012, 09:32:15 PM
What is this ROI you keep speaking of in terms of days/weeks/months?

The ROI I'm familiar with is usually expressed in terms of APY or similar.

http://www.investopedia.com/terms/r/returnoninvestment.asp
1543  Other / CPU/GPU Bitcoin mining hardware / Re: Is this a Mistake or what? on: December 07, 2012, 08:55:30 PM
Also by retaining the same listing, the seller won't lose all the "watchers" who have the item saved in their Watch List, where relisting would.

I've done the same thing in my own listings, to keep something from selling out (and ending the listing) when stock levels are low.
1544  Other / Off-topic / Re: Butterfly Labs is going to give lifetime warranty on: December 07, 2012, 06:34:52 PM
"Sorry Sir, lifetime warranty means the lifetime of the product, since your product is now technically dead, that means the warranty has expired"

"aaaand it`s gone! this line is for people with the money only please step aside!"
1545  Bitcoin / Hardware / Re: [Announcement] Avalon ASIC Development Status [Batch #1] on: December 07, 2012, 05:54:29 PM
BFL has more exeperience creating ASIC devices? I call BS. Smiley

They're a market leader in microprocessor design.   It says so right on prweb.
1546  Bitcoin / Hardware / Re: ASIC Certification Requirements? on: December 07, 2012, 05:37:35 AM
There are limitations on the colors of switches and lamps, i.e. no red LEDs (which indicate danger).

Danger Will Robinson!


The agency will attempt to set the unit on fire.

Cheesy
1547  Bitcoin / Hardware / Re: bad news for bASIC - not shipping til mid Jan at best on: December 07, 2012, 04:07:07 AM
They must get one helluva discount for them to put up with that for so long. Looks like a shaky foundation.

Cheesy
1548  Bitcoin / Hardware / Re: [Announcement] Avalon ASIC Development Status [Batch #1] on: December 07, 2012, 03:22:08 AM
Some background information on ASIC production process, before tape out, 3 day before uploading GDS, we fill out a MT form with TSMC detailing the ASIC specific information so they may understand what we are doing. The gallery is here http://imgur.com/a/YOLez


Wow, 1.3GB of GDS data.  That's a lotta bits goin into them thar chips.

I hope y'all had them verify a hash of it.  Really their form ought to have a field for it.

Nice news release.  The next news I want to hear is that you have received the prototype chips, and that they are hashing as expected. Smiley
1549  Bitcoin / Hardware / Re: ASIC Certification Requirements? on: December 05, 2012, 04:26:33 PM
A quick Google search shows that FCC has considered requiring FCC regulations twice, and rejected the idea both times. So, if motherboards don't require FCC certification, then why do ASIC boards?

I have 3 motherboard boxes sitting beside me from Asus, Biostar, and Intel, and all of them have the FCC badge thing printed on them.

The way I read the regs, anything with a processor driven by its own clock source needs to go through certification.
1550  Bitcoin / Hardware / Re: bad news for bASIC - not shipping til mid Jan at best on: December 05, 2012, 02:57:21 PM
At least Tom's product HAS an ASIC chip.

This assumption is based on an ambiguous statement, and an assumption that the supposed "working prototype" is using the chip they're going to have in the actual device. When asked directly in concrete terms, the question is always ignored.

I don't read all of the bASIC threads/news/updates/forums, so if I've missed something, please gently inform me.

I'm guessing they don't actually have the final production chips in-hand.  If they did, surely they would be telling everyone, no?

I understand they had a working prototype based on 2 chips that hashed at 14Ghps each.  Then at some point the prototype quit working.  They imply that it died of overheating.

Source: https://www.btcfpga.com/forum/index.php?topic=104.msg818#msg818
1551  Bitcoin / Hardware / Re: bad news for bASIC - not shipping til mid Jan at best on: December 05, 2012, 01:23:02 AM
This has already been discussed.

All 3 of the above-mentioned makers have publicly stated that they will not test the devices by mining on MainNet, and will instead use testnet-in-a-box or something similar.

The exception being a brief demonstration planned by Avalon to take place on some well-known pool, to show their product in action.
1552  Other / Off-topic / Re: Already delays in BFL shipment plans? on: December 05, 2012, 12:30:02 AM
Maybe they'll be machined out of billet aluminum (or titanium), like the "unibody" MacBook Pros.

And anodized in purdy colors.
1553  Bitcoin / Mining / Re: [POLL] If BFL has ASICs made, is it more profitable for them to not sell any? on: December 03, 2012, 03:25:16 PM
No.

If they mine with the asics, they will control way more than 51% of the network hashing power.  The security of the currency will be undermined, and confidence (and value) will plummet.

Less profit.
1554  Bitcoin / Hardware / Re: ASICs for EU-market on: December 02, 2012, 10:40:48 PM
Avalon will be shipping from China.
1555  Other / Off-topic / Re: Just what is a clock buffer anyway? on: December 01, 2012, 11:31:17 PM
I wasn't around when BFL first started advertising their FPGA single, so I've got a question that I'm sure someone in here knows the answer to.

How long did it take for the first Singles to ever start arriving to customers after their initial release date was supposed to happen? 3 months? 6 months?

I think it was remarkably similar to the same timeline a year ago.  They were supposed to ship October-ish in 2011, but actually shipped in March of 2012.

Furthermore, backlog of orders was only recently caught up on now in November 2012:

https://forums.butterflylabs.com/blogs/bfl_jody/41-fpga-orders-all-shipped.html
1556  Bitcoin / Hardware / Re: bad news for bASIC - not shipping til mid Jan at best on: December 01, 2012, 04:17:33 AM
meme.. they are everywhere Tongue

I hate those guys.  I usually leave them trapped in their box when I encounter one.
1557  Other / Off-topic / Re: Already delays in BFL shipment plans? on: November 30, 2012, 07:56:45 PM
Hello BFL,

I can sort of understand that you wait for your ASICs (because your Asian fab screwed you over, or whatever). But what I don't understand is all the other delays.

E.g. BFL_Jody wrote yesterday: "Although we have not been able to move into our new facility yet, the storeroom there is filling up fast with the new parts".
https://forums.butterflylabs.com/blogs/bfl_jody/52-christmas-vacation-may-not-happen.html#comment364

I mean you guys intended to move to new premises since ages now.

Is the excuse for this again the unusual long Chinese holiday? Wink

Jeez, next you're going to whine about how they've resold the 'high speed equipment' they bought via ebay!

You mean the equipment they claimed was "currently being installed in our new facility", on October 4th?

https://forums.butterflylabs.com/content/120-bfl-invests-assembly-equipment.html

 Cheesy
1558  Bitcoin / Hardware / Re: [Announcement] Avalon ASIC Development Status [Batch #1] on: November 30, 2012, 04:14:16 AM
I think the demonstration event has been mentioned at the first (around late Sep. ?). but please let Yifu to re-explain it later, he is at the meeting in Macau


Which one is you?
1559  Other / Off-topic / Re: Just what is a clock buffer anyway? on: November 30, 2012, 12:58:50 AM

It's utterly pointless to compare a standard-cell design to a full-custom design using transistor count.  Even between full-custom designs it's normal to see a 4x variation in area based on the foresight of the architect and the skill of the layout designer.  By the way, BFL doesn't use the phrase "full custom" to mean the same thing it means in the industry.


Quote
By the way, BFL doesn't use the phrase "full custom" to mean the same thing it means in the industry.

We don't?  Please elaborate. (I'm serious, I'm not being snarky.  If we/I am using it incorrectly, then I would like to use the proper term.)

Standard-cell ASICs and synthesis-flow ASICs are not considered full-custom chips.

The phrase "fully custom" is a BFL-ism that sounds a lot like "truthiness" Smiley  In fact the third google hit for "fully custom asic" on the entire interweb is BFL which ought to be a hint that it is a contortion of the usual industry terminology...

Emphasis mine. (Google "Fully Custom ASIC".  14k results, most of them not BFL. The ones that are BFL?  Someone else wrote it. (https://bitcointalk.org/index.php?topic=83985.0))

Eh?  Are you trying to tell us that "Fully Custom ASIC" is the correct term?

I think this calls for...

http://googlefight.com/index.php?lang=en_GB&word1=%22Full+Custom%22+ASIC&word2=%22Fully+Custom%22+ASIC
1560  Bitcoin / Hardware / Re: X6500 Custom FPGA Miner on: November 29, 2012, 06:54:20 PM
Isn't there a bitstream out there that achieves 305Mhps per LX150 (BitFury?), or is that vapourware?
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