Benchmarking Performance: CPU Web Tests

One of the issues when running web-based tests is the nature of modern browsers to automatically install updates. This means any sustained period of benchmarking will invariably fall foul of the 'it's updated beyond the state of comparison' rule, especially when browsers will update if you give them half a second to think about it. Despite this, we were able to find a series of commands to create an un-updatable version of Chrome 56 for our 2017 test suite. While this means we might not be on the bleeding edge of the latest browser, it makes the scores between CPUs comparable.

All of our benchmark results can also be found in our benchmark engine, Bench.

SunSpider 1.0.2: link

The oldest web-based benchmark in this portion of our test is SunSpider. This is a very basic javascript algorithm tool, and ends up being more a measure of IPC and latency than anything else, with most high-performance CPUs scoring around about the same. The basic test is looped 10 times and the average taken. We run the basic test 4 times.

Web: SunSpider on Chrome 56

Mozilla Kraken 1.1: link

Kraken is another Javascript based benchmark, using the same test harness as SunSpider, but focusing on more stringent real-world use cases and libraries, such as audio processing and image filters. Again, the basic test is looped ten times, and we run the basic test four times.

Web: Mozilla Kraken 1.1 on Chrome 56

Google Octane 2.0: link

Along with Mozilla, as Google is a major browser developer, having peak JS performance is typically a critical asset when comparing against the other OS developers. In the same way that SunSpider is a very early JS benchmark, and Kraken is a bit newer, Octane aims to be more relevant to real workloads, especially in power constrained devices such as smartphones and tablets.

Web: Google Octane 2.0 on Chrome 56

WebXPRT 2015: link

While the previous three benchmarks do calculations in the background and represent a score, WebXPRT is designed to be a better interpretation of visual workloads that a professional user might have, such as browser based applications, graphing, image editing, sort/analysis, scientific analysis and financial tools.

Web: WebXPRT 15 on Chrome 56

Benchmarking Performance: CPU Rendering Tests Benchmarking Performance: CPU Encoding Tests
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  • Koenig168 - Friday, October 6, 2017 - link

    Hmm ... rather disappointing that Anandtech did not include Ryzen 1600/X until called out by astute readers.
  • mkaibear - Friday, October 6, 2017 - link

    ...apart from including all the data in their benchmark tool, which they make freely available, you mean? They put in the CPUs they felt that were most relevant. The readership disagreed, so they changed it from their benchmark database. That level of service is almost unheard of in the industry and all you can do is complain. Bravo.
  • Koenig168 - Friday, October 6, 2017 - link

    Irrelevant. While I agree with most of what you said, that does not change the fact that Anandtech did not include Ryzen 1600/X until called out by astute readers. To make things a little clearer for you, the i7-8700 is a 6C/12T processor. The Ryzen 1600 is a 6C/12T processor. Therefore, a comparison with the Ryzen 1600 is relevant.

    You should have addressed the point I made. Instead all you can do is complain about my post. Bravo. (In case this goes over your head again, that last bit is added just to illustrate how pointless such comments are.)
  • mkaibear - Saturday, October 7, 2017 - link

    So your point is, in essence, "they didn't do what I wanted them to do so they're damned for all time".

    They put up the comparison they felt was relevant, then someone asked them to include something different - so they did it. They listened to their readers and made changes to an article to fix it.

    Should they have put the R5 in the original comparison? Possibly. I can see arguments either way but if pushed I'd have said they should have done - but since even the 1600X gets beaten by the 8400 in virtually every benchmark on their list (as per https://www.anandtech.com/bench/product/2018?vs=20... they would then have been accused by the lurking AMD fanboys of having picked comparisons to make AMD look bad (like on every other article where AMD gets beaten in performance).

    So what are you actually upset about? That they made an editorial decision you disagree with? You can't accuse them of hiding data since they make it publicly accessible. You can't accuse them of not listening to the readers because they made the change when asked to. Where's the issue here?
  • mkaibear - Saturday, October 7, 2017 - link

    OK on further reading it's not "virtually every" benchmark on the list, just more than half. It's 50% i5 win, 37% R5 win, 12% tied. So not exactly a resounding triumph for the Ryzen but not as bad as I made it out to be.

    In the UK the price differential is about £12 in favour of the i5, although the motherboard is about £30 more expensive (though of course Z370 is a lot more fully featured than B650) so I think pricing wise it's probably a wash - but if you want gaming performance on anything except Civ VI then you'd be better off getting the i5.

    ...oh and if you don't want gaming performance then you'll need to buy a discrete graphics card with the R5 which probably means the platform costs are skewed in favour of Intel a bit (£25 for a GF210, £32 for a R5 230...)
  • watzupken - Saturday, October 7, 2017 - link

    As mentioned when I first called out this omission, I would think comparing a 6 vs 4 core irrelevant. This is what AnandTech recommended to lookout for on page 4 "Core Wars": Core i5-8400 vs Ryzen 5 1500X.
    You be the judge if this makes sense when there is a far better competition/ comparison between the i5 8400 vs R5 1600. Only when you go reading around and you realized that hey, the i5 8400 seems to be losing in some areas to the 1600. I give AnandTech the benefit of the doubt, so I am done debating what is relevant or not.
  • KAlmquist - Friday, October 6, 2017 - link

    The Anandtech benchmark tool confirms what Ryan indicated in the introduction: the i7-8700k wins against the 1600X across the board, due faster clocks and better IPC. The comparison to the i5-8400 is more interesting. It either beats the 1600X by a hair, or loses rather badly. I think the issue is the lack of hyperthreading on the i5-8400 makes the 1600X the better all-around performer. But if you mostly run software that can't take advantage of more than 6 threads, then the i5-8400 looks very good.

    Personally, I wouldn't buy i5-8400 just because of the socket issue. Coffee Lake is basically just a port of Skylake to a new process, but Intel still came out with a new socket for it. Since I don't want to dump my motherboard in a landfill every time I upgrade my CPU, Intel needs a significantly superior processor (like they had when they were competing against AMD's bulldozer derivatives) to convince me to buy from them.
  • GreenMeters - Friday, October 6, 2017 - link

    So Intel still isn't getting their head out of their rear and offering the option of a CPU that trades all the integrated GPU space for additional cores? Moronic.
  • mkaibear - Friday, October 6, 2017 - link

    Integrated graphics make up more than 70% of the desktop market. It's even greater than that for laptops. Why would they sacrifice their huge share of that 70% in order to gain a small share of the 30%? *that* would be moronic.

    In the meantime you can know that if you buy a desktop CPU from Intel it will have an integrated GPU which works even with no discrete graphics card, and if you need one without the integrated graphics you can go HEDT.

    Besides, the limit for Intel isn't remotely "additional space", they've got more than enough space for 8/10/12 CPU cores - it's thermal. Having an integrated GPU which is unused doesn't affect that at all - or arguably it gives more of a thermal sink but I suspect in truth that's a wash.
  • Zingam - Saturday, October 7, 2017 - link

    We need a completely new PC architecture - you need more CPU cores - add more CPU cores, you need more GPU cores add more GPU cores, all of them connected via some sort of Infinity fabric like bus and sharing a single RAM. That should be possible to implement. Instead of innovating Intel is stuck in the current 80s architecture introduced by IBM.

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