07.02.2020., 18:10
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#416
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Premium
Datum registracije: Jul 2012
Lokacija: vk+
Postovi: 14,584
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Imamo situaciju kad hardver ode ispred softvera - tj. ne skalira duplo naspram 32 core threadrippera u mnogim multithread testovima
Anandtech
Citiraj:
AMD 3990X Against Prosumer CPUs
Verdict
There are a lot of situations where the jump from AMD's 32-core $1999 CPU, the 3970X, up to the 64-core $3990 CPU only gives the smallest tangible gain. That doesn't bode well. The benchmarks that do get the biggest gains however can get near perfect scaling, making the 3990X a fantastic upgrade. However those tests are few and far between. If these were the options, the smart money is on the 3970X, unless you can be absolutely clear that the software you run can benefit from the extra cores.
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Citiraj:
AMD 3990X Against $20k Enterprise CPUs
Verdict
In our tests here (more in our benchmark database), AMD's 3990X would get the crown over Intel's dual socket offerings. The only thing really keeping me back from giving it is the same reason there was hesitation on the previous page: it doesn't do enough to differentiate itself from AMD's own 32-core CPU. Where AMD does win is in that 'money is less of an issue scenario', where using a single socket 64 core CPU can help consolidate systems, save power, and save money. Intel's CPUs have a TDP of 205W each (more if you decide to use the turbo, which we did here), which totals 410W, while AMD maxed out at 280W in our tests. Technically Intel's 2P has access to more PCIe lanes, but AMD's PCIe lanes are PCIe 4.0, not PCIe 3.0, and with the right switch can power many more than Intel (if you're saving 16k, then a switch is peanuts).
We acknowledge that our tests here aren't in any way a comprehensive test of server level workloads, but for the user base that AMD is aiming for, we'd take the 64 core (or even the 32 core) in most circumstances over two Intel 28 core CPUs, and spend the extra money on memory, storage, or a couple of big fat GPUs.
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Uglavnom cpu baš za ciljanu publiku - onoga tko će to znat iskoristiti.
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