A Look At Intel’s Core i9-7900X X-Series 10-core Processor

Intel introduced the new Intel® Core™ X-series processor fami
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by Rob Williams on July 28, 2017 in Processors

We take Intel’s latest and greatest CPU, the 10-core 20-thread i9-7900X, through our gauntlet of tests, as we get to grips with a new platform, X299. Shaving off $700 from the original 10-core desktop CPU, the i7-6950X, Intel offers more than just a simple clock boost to keep it competitive, such as with the inclusion of AVX512.

Page 7 – Linux: Blender, HandBrake & Phoronix Test Suite

(All of our tests are explained in detail on page 2.)

To wrap-up our performance results, we have a slew of Linux test results to pore over, which include two identical tests from the Windows suite (HandBrake and Blender).

The OS used in testing is Ubuntu 17.04, which is as out-of-the-box as we can make it. That means that the Nouveau driver is used for graphics (not that it should matter for CPU tests), and no unneeded software or services are installed. All CPUs were tested with the 4.10 kernel, with the exception of 4.12 for the i9-7900X.

Most of our Linux testing is performed with the Phoronix Test Suite, which makes it ridiculously easy to benchmark a huge number of tests in one go, to let us, as Ronco famously said, “set it, and forget it!” Well, “forget it” until the next test needs to be run, anyway.

In addition to PTS, Blender and HandBrake are used for real-world testing.

Blender & HandBrake

Intel Core i9-7900X Performance - Blender & HandBrake (Linux)

We’re seeing the huge number of threads continue showing off in Linux, with both Blender and HandBrake showing similar scaling as the Windows tests. Speaking of, how do these Linux versions compare to their Windows counterparts?

Blender (Windows) Blender (Linux) HandBrake (Windows) HandBrake (Linux)
AMD Ryzen 7 1800X 991 s 991 s 333 s 344 s
AMD Ryzen 7 1700X 1055 s 1015 s 349 s 357 s
AMD Ryzen 7 1700 1083 s 1102 s 378 s 386 s
AMD Ryzen 7 1600X 1250 s 1244 s 433 s 433 s
AMD Ryzen 7 1500X 1734 s 1703 s 660 s 643 s
Intel Core i9-7900X 622 s 577 s 230 s 254 s
Intel Core i7-6950X 721 s 741 s 291 s 296 s
Intel Core i7-7700K 1184 s 1182 s 495 s 484 s
Intel Core i7-6700K 1356 s 1462 s 542 s 524 s
Intel Core i7-7350K 2455 s 2959 s 1026 s 1016 s

“Hit or miss” is the answer to that question. Overall, there’s no sense worrying about where either of these tools will perform better, unless, maybe, your Blender project could take advantage of the GPU.

Phoronix Test Suite

Intel Core i9-7900X Performance - Compiler Performance (Linux)
Intel Core i9-7900X Performance - Ray Tracing (Linux)
Intel Core i9-7900X Performance - SciMark (Linux)
Intel Core i9-7900X Performance - OpenSSL (Linux)
Intel Core i9-7900X Performance - HMMer Search (Linux)
Intel Core i9-7900X Performance - 7-Zip (Linux)
Intel Core i9-7900X Performance - Stream (Linux)
John The Ripper (Encryption)
Blowfish MD5 DES
AMD Ryzen 7 1800X 12.8K 200K 44.6M
AMD Ryzen 7 1700X 12.2K 190.2K 42.1M
AMD Ryzen 7 1700 11.1K 168.6K 38.3M
AMD Ryzen 7 1600X 9.6K 149.5K 33.7M
AMD Ryzen 7 1500X 6.3K 97.1K 21.9M
Intel Core i9-7900X 21.3K 258K 66.6M
Intel Core i7-6950X 16.2K 202K 22.3M
Intel Core i7-7700K 9.0K 109K 22.0M
Intel Core i7-6700K 8.2K 99.5K 20.1M
Intel Core i3-7350K 4.3K 52K 10.4M
Ordered per vendor, in order of performance ranking for its own family.

Helping to wrap up this performance is further proof that the i9-7900X is the fastest desktop CPU available. There are still some oddities to be seen, though, such as the Smallpt test, which was fell behind the i7-6950X, even after follow-up testing.

On the Sandra page, the Cryptography test shone a bright light on the 7900X, and Jack the Ripper backs it up. At present, the 7900X is unbeatable for cryptography – but that doesn’t mean it’s the most cost-efficient choice.

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Rob Williams

Rob founded Techgage in 2005 to be an 'Advocate of the consumer', focusing on fair reviews and keeping people apprised of news in the tech world. Catering to both enthusiasts and businesses alike; from desktop gaming to professional workstations, and all the supporting software.

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