The Core i9s are a quite a bit cheaper than the Xeon Ws: https://ark.intel.com/products/series/125035/Intel-Xeon-Processor-W-Family vs https://ark.intel.com/products/126695
I wouldn't want to trade ECC for 4 cores. -Jeff On Tue, Nov 7, 2017 at 3:51 PM, Sophana "Soap" Aik <s...@mozilla.com> wrote: > Kris has touched on the many advantages of having a standard model. From > what I am seeing with most people's use case scenario, only the GPU is what > will determine what the machine is used for. IE: VR Research team may end up > only needing a GPU upgrade. > > Fortunately the new W-Series Xeon's seem to be equal or better to the Core > i9's but with ECC support. So there's no sacrifice to performance in single > threaded or multi-threaded workloads. > > With all that said, we'll move forward with the evaluation machine and find > out for sure in real world testing. :) > > > > On Tue, Nov 7, 2017 at 12:30 PM, Kris Maglione <kmagli...@mozilla.com> > wrote: >> >> On Tue, Nov 07, 2017 at 03:07:55PM -0500, Jeff Muizelaar wrote: >>> >>> On Mon, Nov 6, 2017 at 1:32 PM, Sophana "Soap" Aik <s...@mozilla.com> >>> wrote: >>>> >>>> Hi All, >>>> >>>> I'm in the middle of getting another evaluation machine with a 10-core >>>> W-Series Xeon Processor (that is similar to the 7900X in terms of clock >>>> speed and performance) but with ECC memory support. >>>> >>>> I'm trying to make sure this is a "one size fits all" machine as much as >>>> possible. >>> >>> >>> What's the advantage of having a "one size fits all" machine? I >>> imagine there's quite a range of uses and preferences for these >>> machines. e.g some people are going to be spending more time waiting >>> for a single core and so would prefer a smaller core count and higher >>> clock, other people want a machine that's as wide as possible. Some >>> people would value performance over correctness and so would likely >>> not want ECC. etc. I've heard a number of horror stories of people >>> ending up with hardware that's not well suited to their tasks just >>> because that was the only hardware on the list. >> >> >> High core count Xeons will divert power from idle cores to increase the >> clock speed of saturated cores during mostly single-threaded workloads. >> >> The advantage of a one-size-fits-all machine is that it means more of us >> have the same hardware configuration, which means fewer of us running into >> independent issues, more of us being able to share software configurations >> that work well, easier purchasing and stocking of upgrades and accessories, >> ... I own a personal high-end Xeon workstation, and if every developer at >> the company had to go through the same teething and configuration troubles >> that I did while breaking it in, we would not be in a good place. >> >> And I don't really want to get into the weeds on ECC again, but the >> performance of load-reduced ECC is quite good, and the additional cost of >> ECC is very low compared to the cost of developer time over the two years >> that they're expected to use it. > > > > > -- > moz://a > Sophana "Soap" Aik > IT Vendor Management Analyst > IRC/Slack: soap _______________________________________________ dev-platform mailing list dev-platform@lists.mozilla.org https://lists.mozilla.org/listinfo/dev-platform