Wednesday, October 17th 2018

AMD Zen 2 Offers a 13% IPC Gain over Zen+, 16% over Zen 1

AMD "Zen" CPU architecture brought the company back to competitive relevance in the processor market. It got an incremental update in the form of "Zen+" which saw the implementation of an improved 12 nm process, and improved multi-core boosting algorithm, along with improvements to the cache subsystem. AMD is banking on Zen 2 to not only add IPC (instructions per clock) improvements; but also a new round of core-count increases. Bits n Chips has information that Zen 2 is making significant IPC gains.

According to the Italian tech publication, we could expect Zen 2 IPC gains of 13 percent over Zen+, which in turn posted 2-5% IPC gains over the original Zen. Bits n Chips notes that these IPC gains were tested in scientific tasks, and not in gaming. There is no gaming performance data at the moment. AMD is expected to debut Zen 2 with its 2nd generation EPYC enterprise processors by the end of the year, built on the 7 nm silicon fabrication process. This roughly 16 percent IPC gain versus the original Zen, coupled with higher clocks, and possibly more cores, could complete the value proposition of 2nd gen EPYC. Zen 2-based client-segment products can be expected only in 2019.
Source: Bits n Chips (Twitter)
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63 Comments on AMD Zen 2 Offers a 13% IPC Gain over Zen+, 16% over Zen 1

#51
carex
R-T-BInteresting. When did you get your time machine?
u bet ;)
Posted on Reply
#52
R-T-B
carexu bet ;)
I don't.
Posted on Reply
#53
noel_fs
ArjaiI don't normally attach anything to these posts. I have made an exception. This statement is mostly right but, speaking as a consumer, AMD Zen's, have been, still are and look to be in the future, the best performance value. Now though, if all this article says is true, it will definitely be a competition!
I totally agree with you.
Posted on Reply
#54
medi01
13% overall would be too good to be true.
Big news for me is 7nm CPUs really coming Q4'18.
Posted on Reply
#55
Shatun_Bear
medi0113% overall would be too good to be true.
Big news for me is 7nm CPUs really coming Q4'18.
7nm Epyc is sampling I believe in Q4 but not launching until Q1 2019. So a select few customers will get 7nm chips in Q4. Volume might not be until March or later. But as EPYC and Ryzen are cut from the same wafers, Ryzen 3000-series shouldn't be too much later.
Posted on Reply
#56
Saxxter
Just seeing how Intel has reamed us over the past few years, and especially with this 9th Gen release...I'm honestly tempted to take the gamble on RYZEN and return my 8700k and trade in for the 2700x on a x470 platform, especially with R2 7nm just around the corner.
Posted on Reply
#57
crazyeyesreaper
Not a Moderator
SaxxterJust seeing how Intel has reamed us over the past few years, and especially with this 9th Gen release...I'm honestly tempted to take the gamble on RYZEN and return my 8700k and trade in for the 2700x on a x470 platform, especially with R2 7nm just around the corner.
Whats more interesting is if you add 13% IPC to the 2700x you end up with single core performance that should be on par with a stock 8700k. Which before overclocking would make AMD competitive clock for clock at stock settings in theory in both single core workloads.
Posted on Reply
#58
Turmania
I would love to get new gen say ryzen 7 3700x and navi. But I doubt they will make it to 5ghz with modest overclock on all cores. And this is just to stay with same level on i9 9900k. Even then Intel has their 10nm process hand to play with when AMD already has played that hand. But lets see what happens.
Posted on Reply
#59
bibob94
Prima.VeraTo many "could"s ...
why you always sceptical about ryzen? sorry just asking...
Posted on Reply
#60
GoldenX
bibob94why you always sceptical about ryzen? sorry just asking...
Experience, we were told FX was on paper what Ryzen is now.
Posted on Reply
#61
bibob94
Ahh I see it's better expect less then hyped about it, yeah I'm agree, sure ryzen have a "quirk" on it but I accept the performance improvement,
Posted on Reply
#62
Adam Krazispeed
messed up thing is, im the one that sent AMD a Design (redesign) diagram of their 4 Core CCX,, basically taking both CCxs and telling them to make it an 8 core per CCX design.. i even had it done in paint, i just cut and pasted the core complexes together the way i thought it should have been in the 1st place??? i should eve still have the images if i didn't delete them, i sent it on there facebook page also, so the image should still be there??

and i did this several months ago so prob not but i did paint a zen CCX redesign and sent it to them, i REALLy hope they use my design.... so i can take some credit....

i really wish AMD could make a tech that takes say... an 8core/16 thread cpu and splits the cores like this... 2 pairs of 4 cores as being two cores but, all 8 cores and 16 threads are splitting and sharing data with one another, so that the games and apps that only use mostly single threaded performance can be like ok 1 core but its 4 total logicals acting as one in single thread and multi-thread uses all 8/16 as like a dual core but like games that support only up to a quad core would see it as a dual or quad but still utilize all the cores/threads 8 or 16 cores (not threads) 8 core would run in 2x 4core/8t and all the cores would add to the performance exponentially so to speak,

idk just an idea.. that is what i wanna see, since most games arnt using 8+ cores yet if any at all... not this bullshit "Dynamic local mode crap" for threadripper 16+ core CPUs... amd dynamic local mode


plus this idea would also work with GPUS so that multiple die or MCM GPUs can also do the same thing, so that 2+ or in pars of 2 say 2 or 4 or 6 die gpus could work as one wether over Infinity fabric or xGMI or whatever maybe the case!!!!

AMDs GPUs NEED MORE ROPS, 64 now just isnt enough anymore... like in Fiji or VEGA... they need 128+ and 384 TMUs 8196 Shaders and (not official-- 4096 RTRT&RTPT Cores) when ever this even happens if it does??? (-RTRT-, real time ray tracing/-RTPT- real time path tracing etc..)
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#63
Adam Krazispeed
NC37Yep and Intel is very draconian towards adopting competitive pricing. Though I doubt they'll suffer much before they get their production problems settled. Even if AMD released a 32 core Ryzen that could do everything include wipe your butt after you poo, people would still be buying Intel. *TRUE)* Their brand name is just too cemented. However, cement cracks and breaks. It takes time and bad management but eventually it breaks apart.
[/QUOTE]
"Their brand name is just too cemented. However, cement cracks and breaks. It takes time and bad management but eventually it breaks apart."
[/QUOTE]

id like to say.. good analogy! but its prob not right to call it that is it lol
Posted on Reply
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