Conclusion
Doubling the cores and threads leads to predictably gargantuan performance that puts AMD in a different HEDT league to Intel.First-generation Threadripper, built on the solid foundation of the Zen architecture, moved AMD's consumer CPU performance into a league that it hadn't occupied for a very long time.
The original review opined that 'Threadripper shines most brightly in benchmarks that take advantage of its muscular, many-core design. Digital content creators need to sit up and take notice, because AMD brings true premium workstation-class performance, massive I/O and all, to the desktop.'
Such evaluation is certainly more keenly applicable to the Threadripper 2990WX - a 32-core, 64-thread chip that's a drop-in upgrade over the 1950X. Doubling the cores and threads leads to predictably gargantuan performance that puts AMD in a different HEDT league to Intel. The difference between this $1,799 chip and Intel's $1,999 Core i9-7980XE can be as much as 70 per cent in AMD's favour.
Obtaining blistering performance is laced with a few provisos, however. Applications need to be able to harness the raw horsepower on tap - some multi-core benchmarks only scale well to 16-18 cores - so there needs to be software-side optimisations in certain cases. The good news is that workstation-class apps do tend to scale well, evidenced by our CPU-centric benchmark results, meaning a Threadripper 2-equipped system ought to fly.
Yet for all the bombast about multi-core domination, fully deserved though it is, the Threadripper WX isn't all things to all people. The key characteristic that makes it so great in core-scaling benchmarks is its Achilles' heel for, say, gaming, where titles just don't know what to do with 64 threads. Out-of-the-box performance is crippled at 1080p, to the point of being unplayable in some games, though AMD ameliorates the problem by having a Game Mode activated via a reboot. It's certainly far from being an elegant solution, but for the foreseeable future, there is no way around this: it will be interesting to see how, if Intel introduces a desktop 28-core processor, it gets around the same issue.
When the dust settles on the 2nd Gen Threadripper WX launch we feel the general consensus will be that AMD has created a truly monster HEDT CPU that brings colossal, never-before-seen performance into the workstation space. Its true impact will be felt by those content creators whose projects takes hours to render on older hardware. But it's not a gaming CPU. For that, you will probably need to dial it down to an X-series Threadripper, and we'll have the 2950X's review soon.
Bottom line: The AMD Threadripper 2990WX is a niche processor that's in a multi-core league of its own. Feed it well with optimised software and it has no performance peer. For everyone that can't take full and utter advantage of 64 threads, the X-series may well be the better bet.
The Good The Bad 32 cores and 64 threads!
In a multi-core league of its own
Drop-in upgrade over last-gen TR
Quad-channel memory
Single-thread not as good as Intel
Very poor at gaming without Game Mode
AMD Ryzen Threadripper 2990WX
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The AMD Ryzen Threadripper 2990WX processor is available to purchase from Scan Computers.
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