CPU Performance: Legacy Tests

We have also included our legacy benchmarks in this section, representing a stack of older code for popular benchmarks.

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

3DPM v1: Naïve Code Variant of 3DPM v2.1

The first legacy test in the suite is the first version of our 3DPM benchmark. This is the ultimate naïve version of the code, as if it was written by scientist with no knowledge of how computer hardware, compilers, or optimization works (which in fact, it was at the start). This represents a large body of scientific simulation out in the wild, where getting the answer is more important than it being fast (getting a result in 4 days is acceptable if it’s correct, rather than sending someone away for a year to learn to code and getting the result in 5 minutes).

In this version, the only real optimization was in the compiler flags (-O2, -fp:fast), compiling it in release mode, and enabling OpenMP in the main compute loops. The loops were not configured for function size, and one of the key slowdowns is false sharing in the cache. It also has long dependency chains based on the random number generation, which leads to relatively poor performance on specific compute microarchitectures.

3DPM v1 can be downloaded with our 3DPM v2 code here: 3DPMv2.1.rar (13.0 MB)

3DPM v1 Single Threaded3DPM v1 Multi-Threaded

x264 HD 3.0: Older Transcode Test

This transcoding test is super old, and was used by Anand back in the day of Pentium 4 and Athlon II processors. Here a standardized 720p video is transcoded with a two-pass conversion, with the benchmark showing the frames-per-second of each pass. This benchmark is single-threaded, and between some micro-architectures we seem to actually hit an instructions-per-clock wall.

x264 HD 3.0 Pass 1x264 HD 3.0 Pass 2

CPU Performance: Encoding Tests Gaming: Integrated Graphics
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  • brakdoo - Monday, January 14, 2019 - link

    The reason why I bought the 200GE last month: The 5400 is 75€+ and was above 80 when I bought my parts in my country. The Intel shortage makes it easy to decide but I that it'll be over soon.

    BTW: Does graphics performance have an influence on WebGL stuff like google maps or isn't that challenging enough?
  • blu42 - Monday, January 14, 2019 - link

    Shouldn't 'measured under heavy load' suggest a heavy load for the entire package, not the CPU cores alone?
  • Robotire - Monday, January 14, 2019 - link

    This. I’m surprised a pure CPU (I think?) load was used. I would be interesting to know power usage while gaming.

    Also I’m more likely to buy a component that uses less power… but I guess some SUV owners might prefer it the other way.

    Otherwise it’s a very interesting article, thanks! I don’t care at all about overpriced products, but reviews like this one are useful.
  • SaturnusDK - Monday, January 14, 2019 - link

    It's important to note that even if you could get a G5400 at the $64 MSRP, it would be 16% more expensive than the $55 Athlon. However, you can't get the G5400 for $64. The lowest price I have ever seen it retail at is $80 which makes the choice for a absolutely bottom bin bargain buyer easy.
    If you're still even contemplating the G5400 at it's actual $80 price tag then it would be wise to consider if you can go the extra $20 and get the vastly superior 2200G instead.
  • Drumsticks - Monday, January 14, 2019 - link

    As of right now, the Pentium G5400 is $129.99 on Newegg (??????) and $101 on Amazon from an alternate seller. OTOH, the Athlon 200GE is readily available from both for $60. That's a pretty stark difference.
  • ikjadoon - Monday, January 14, 2019 - link

    The pricing is out of whack at Newegg: G5400 for $129, G5500 (3.8GHz w/ UHD630) for $114, and G5600 (3.9GHz w/ UDH630) for $113.

    You save $16...while buying a higher-end part.

    B&H Photo has it for slightly-less absurd 24% markup over MSRP ($80): https://www.bhphotovideo.com/c/product/1393125-REG...
  • khanikun - Tuesday, January 15, 2019 - link

    Ya, the G5400 makes no sense with it's pricing. An i3 8100 is a quad core 3.6 ghz proc with UHD630 for $119. Unless power usage is a main concern, I wouldn't bother with any of those G procs currently. Until prices drops, doesn't make much sense to buy them.
  • Zim - Saturday, January 19, 2019 - link

    $65 at Fry's https://www.frys.com/product/9499961
  • StevoLincolnite - Tuesday, January 15, 2019 - link

    Even in Australia... The G5400 is $129. - Doesn't make sense to grab that when you can get the Ryzen 3 2200G for $155... You could probably find a motherboard that reduces that $26 pricing gap.

    Otherwise the 200GE is $79... $50 cheaper.

    The G4920 is more inline with the 200GE's price at $89 currently... And at that point, the 200GE is still the decided victor.
  • PVG - Monday, January 14, 2019 - link

    I think TDP has to cover simultaneous heavy usage of both the CPU and IGP. POV-Ray only really stresses the CPU side.
    I see how one can disregard the IGP contribution on higher end chips, but on models like this, where there's a big chance the IGP will actually be put to use, I fell it should be taken into account, on the power measuring front.

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