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I take that to mean you haven't tried any recent (zen3/4 U series) AMD laptops then, or for that matter the M1/2/3's. I've heard this from a number of people wh
by StillBored 3y ago
I take that to mean you haven't tried any recent (zen3/4 U series) AMD laptops then, or for that matter the M1/2/3's. I've heard this from a number of people who are comparing the x13s or new mac's with their 14nm intel that has a discrete nvidia gpu (which is eating another 10W+) from 2017/8 or so.
I have a pile of laptops including the x13s, and that part burns a good ~30W for a couple minutes, while running ~30% (or worse) slower, then thermally throttles and drops another ~30% in performance.
For light browsing it manages to stay under 5W and gets 10h from its 50Wh battery. This is also doable on just about any AMD or Mac laptop. The AMD machine I'm typing this on tells me I have more than 12 hours remaining and i'm sitting at 81% battery (67Wh). And this machine is a good 3x faster compiling code, or running simple benchmarks like speedometer when its plugged in or allowed to burn 35W. Except it also has a fan that turns on when its under heavy load to keep it from thermally throttling.
Yes the x13s is cute, it is a thin/light laptop and is probably the first windows on arm machine that isn't completely unusable. But, its going to take another leap or two to catch-up with current top of the line machines.
Everyone loves geekbench so, here is an obviously unthrottled x13s vs a similarly rated 28W AMD 7840U.
https://browser.geekbench.com/v5/cpu/21596449 https://browser.geekbench.com/v5/cpu/21596449
https://browser.geekbench.com/processors/amd-ryzen-7-7840u https://browser.geekbench.com/processors/amd-ryzen-7-7840u
That Amd is 2x the single threaded perf, and 50% faster multithreaded, and anything graphics related is going to look even worse.