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Thread Status: Active Total posts in this thread: 17
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hchc
Veteran Cruncher USA Joined: Aug 15, 2006 Post Count: 865 Status: Offline Project Badges:
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What all have you added, changed, or removed this year and any more plans? Here's mine.
----------------------------------------Core i3-8100 (Coffee Lake, 4C/4T) @ 3.6 GHz - Plan to sell Plan to sell this Dell XPS, which was intended to be a "temporary" PC when I bought it new for around $500. It has a 1 TB spinning disk HDD with Windows 10 Home on it that I have never used (and instead put a Samsung SATA SSD with a separate $200 Windows 10 Pro license on it). Hope I can get at least $300 for this. It still has the original box, brand new mouse/keyboard, still has the plastic on the PC itself, etc. Core i5-3570 (Ivy Bridge, 4C/4T) @ 3.4 GHz - Plan to sell I got this on Dell Refurbished for maybe $150. I bought and put in another stick of RAM, so it has 2x4 GB DDR3 for a total of 8 GB dual channel. It has a 500 GB spinning disk HDD that I've never used and a Windows 10 Pro license. Not sure if I can get $100 for this, but we'll see. I think Ivy Bridge is getting a bit too old as a crunchbox, with the cost of electricity and the inefficiency. Pentium E5800 (Wolfdale, 2C/2T) @ $3.2 GHz - Plan to retire and store powered off I got this for free several years ago and it was a reliable dual-core crunchbox for WCG, running off a 16 GB Lexar USB flash drive, headless Debian 10 (Buster). It has 2x4 GB of DDR3-1600, so dual channel, but the chipset is FSB (front side bus) 800 MHz. As this CPU was released in 2010, it is simply way too inefficient to use as a crunchbox, so it's time to retire it. I'll still keep the PC to use as a SATA HDD disk wiper for when I need to wipe disks prior to selling PCs I suppose. And maybe put in a EIDE (Parallel ATA) adapter so I can finally back up and then wipe ancient HDDs I used as an undergraduate student. Core i5-4590 (Haswell, 4C/4T) @ 3.3 GHz - Plan to replace daily driver with AMD Zen 4 This Dell Refurbished minitower is still my current daily driver with Windows 10 Pro and 20 GB of DDR3-1600. So I still use it with BOINC/WCG and Folding@home CPU crunching. I'm waiting on AMD Zen 4 to come out soon as I'll likely replace this PC with a Ryzen 9 7950X (16C/32T) beast and use that as my daily driver. I can't wait to actually start cranking out results with something better than a quad-core CPU! Core i5-7500 (Kaby Lake, 4C/4T) @ 3.4 GHz - New cheap crunchbox Just picked this up on Dell Refurbished clearance for $140 or so. This i5-7500 Kaby Lake is a direct replacement for the i5-3570 Ivy Bridge. Same core/thread count, same base and boost clock speeds, but four Intel CPU generations newer and lower TDP. It came with 1x8 GB of Samsung DDR4-2400, so I may order an identical stick of RAM and make it 16 GB dual channel. This should make for a decent headless crunchbox for several years.
[Edit 1 times, last edit by hchc at Aug 11, 2022 1:05:39 AM] |
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thunder7
Senior Cruncher Netherlands Joined: Mar 6, 2013 Post Count: 238 Status: Offline Project Badges:
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I'm going to retire my 2 Xeon V4 engineering samples - 80 cores in total. All the troubles with no end in sight and no date on the horizon for promises (credit for work in Q1/2/3 2022, anyone?) have succeeded in destroying my zeal for this project. The computer will be repurposed, the xeons are available to a forum-member here in good standing for a cheap price (US$ 50 each) - contact me if interested.
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Sgt.Joe
Ace Cruncher USA Joined: Jul 4, 2006 Post Count: 7846 Status: Offline Project Badges:
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I have had several server systems running for a number of years, but with the current problems I have not fired most of them up yet. For the most part they have been ultra reliable, running 24/7 for years. I have had one dual Xeon 5670 go belly up, so I will repurpose those chips. I have another dual Xeon 5645 which has recently given me some trouble of unknown origin, running perfectly fine for several days and then just hanging. That one may get retired and parted out because it is just not too efficient. Currently shut down are a dual E5-2620 and a another dual Xeon 5645. I don't know if I want to replace anything yet because I am enjoying a much smaller electric bill with some systems shut down. I have run almost all of my systems off of Linux on flash drives and only plug in one of the dual power supplies.
----------------------------------------Once WCG is back fully up and stable I will think long and hard about upgrading any existing systems. I will still contribute, but maybe not at the same level as before. Cheers
Sgt. Joe
*Minnesota Crunchers* |
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TPCBF
Master Cruncher USA Joined: Jan 2, 2011 Post Count: 2173 Status: Offline Project Badges:
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I'm going to retire my 2 Xeon V4 engineering samples - 80 cores in total. All the troubles with no end in sight and no date on the horizon for promises (credit for work in Q1/2/3 2022, anyone?) have succeeded in destroying my zeal for this project. The computer will be repurposed, the xeons are available to a forum-member here in good standing for a cheap price (US$ 50 each) - contact me if interested. There was no work done for most of Q1&2, the project was completely down starting end of February and only send out few test WUs starting in June. So I am really wondering what kind of credit you expect for that time?Ralf |
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TPCBF
Master Cruncher USA Joined: Jan 2, 2011 Post Count: 2173 Status: Offline Project Badges:
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Well, there won't be any changes for me, as I don't deploy any dedicated crunching hardware in the first place.
I stick with the original idea of DC, to utilize unused computing power of otherwise everyday use computers.And any changes of hardware would be driven by real life requirements for upgrades or replacement, not any requirements for "crunching"... Ralf |
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Acibant
Advanced Cruncher USA Joined: Apr 15, 2020 Post Count: 126 Status: Offline Project Badges:
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Just built an AMD Ryzen 7950X with 64 GB DDR5-6000 today which will do double-duty for a family member's PC. Since AMD was pushing performance chart positioning by making use of the new AM5 socket's higher power delivery limits to basically overclock out of the box regardless of efficiency, I've set the processor to the 105W TDP "eco-mode". I tried it at 65W and it was running at 4.1 GHz despite a base clock of 4.5 GHz. Using the aforementioned 105W to match my 5950X is better, at 4.9 GHz. I'm seeing about a one-third (~33%) improvement over the 5950X. Around 1.25 hours versus 1.75 hours on the shorter MCM task or 2 hours versus 3 hours for the tasks I get from TN-Grid.
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ADDIE2014
Cruncher Joined: Apr 13, 2019 Post Count: 33 Status: Offline Project Badges:
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I just bought a used Supermicro X9DRI-LN4F+ from Ebay for ($99) and a pair of XEON E5-2697 V2 12 CORE 2.70 GHz ($39 each) for a dual CPU cruncher.
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Sgt.Joe
Ace Cruncher USA Joined: Jul 4, 2006 Post Count: 7846 Status: Offline Project Badges:
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I just bought a used Supermicro X9DRI-LN4F+ from Ebay for ($99) and a pair of XEON E5-2697 V2 12 CORE 2.70 GHz ($39 each) for a dual CPU cruncher. How much memory are you going to use ? Cheers
Sgt. Joe
*Minnesota Crunchers* |
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ADDIE2014
Cruncher Joined: Apr 13, 2019 Post Count: 33 Status: Offline Project Badges:
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8 GB for each CPU.
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Sgt.Joe
Ace Cruncher USA Joined: Jul 4, 2006 Post Count: 7846 Status: Offline Project Badges:
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8 GB for each CPU. Might be sufficient for everything but ARP. Cheers
Sgt. Joe
*Minnesota Crunchers* |
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