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 AMD Ryzen, AM4 / AM5 Platform

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1024kbps
post Mar 15 2021, 10:28 PM

李素裳
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QUOTE(JohnLai @ Mar 15 2021, 10:05 PM)
Get 2 sticks 3200Mhz DDR4 RAM (8GB X 2STICK=16GB )to max out the IF bandwidth?
https://shopee.com.my/-KLEVV-BOLT-X-8GB-x-2...7182.4918744586
3200Mhz is the officially supported max DDR4 frequency, anything higher = silicon lottery.

If you don't have external GPU, better buy one too since Zen 2 3600 doesn't have integrated GPU.

Harddisk? Dude, we already moved to SSD, NVME based SSD in M.2 format.
Budget constraint? https://shopee.com.my/Silicon-Power-NVMe-PC...7911.2095142026
Get A80 P34. You better pick 1TB though.....otherwise 512GB and install the OS at it.
*MAKE SURE OS installation is FULLY UEFI GPT*

Last one = don't forget about windows 10 license.........
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Intel can squeeze XE igpu even in 14nm RKL, ryzen is nope, damn...

For Windows 10, you can install it without license, can use as long as you want if dont customize it and can live with the watermark lol.
1024kbps
post Mar 18 2021, 12:44 PM

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blue screen related to ram oc are totally random, there is no fixed error message, each time is different
1024kbps
post Mar 27 2021, 03:48 PM

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QUOTE(edmund_yung @ Mar 27 2021, 02:40 PM)
I think there are people in Garage Sales selling Amazon units for RM2.0k. I'm surprised the x570 supports 2700X, didn't knew that haha!
I'm also using the 2700X and think that if you play high FPS games, then the 5800X is kind of worth and will age better than 5600X. 
I also think the 5900X is too expensive, and it'll be a LONG time before games eats up more than 16 threads.
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GPU has more cores and faster than CPU, most expensive instruction are running on GPU, at higher resolution are GPU bound.
hence, games and mining are running on GPU, even your browser already utilize your GPU more than CPU now, because of ever increasingly complex web content.

Directx 12 and Vulkan made a lot of change to ensure low driver overhead, more draw call.
CPU wont be fully utilized by games, it will just need to be fast enough to pass the commands to GPU and run the games codes that are still in x86 instructions.
1024kbps
post Mar 27 2021, 07:51 PM

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QUOTE(xxboxx @ Mar 27 2021, 07:22 PM)
Still not finish with AMD hating?
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Holding too much grudge is not good for health 🤔
1024kbps
post Mar 28 2021, 12:07 AM

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QUOTE(edmund_yung @ Mar 27 2021, 09:23 PM)
Some FPS games with high player counts actually quite taxing on CPU, and really need fast one to get upward of 160fps especially  for someone already having a 2080 ti / 3070 or better and playing at low settings.

Right now there are already some games shows better 1% low FPS on 8-cores compared to 6-cores. It's totally up to the person where he plays that sort of games, and decide what CPU he wants.
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Welp, design choice, limitation of the game engine, optimization too expensive, deadline constrain etc, thus the cost are passed down to end user, us.
Game developer decided to stick with D3D12 because they already familiar with it, making new engine or integrate new stuff like DXR will save them a lot of time, result in shorter development time,
unless the team are really expert and decided to use alternative like Vulkan, people who played game with vulkan (Bethesha Id Tech 6)enabled will know you can just crank the graphic quality preset to highest level and your gpu still can take it like a champ.

You can even offloading the AI to cloud compute, Azure cloud, like the Titanfall and the sequel, resulted in less strain on end user system.

with the ever expensive hardware and scalper practice, Geforce now and Stadia starting to make more sense now lol
1024kbps
post Mar 28 2021, 01:24 AM

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All hardware have bugs, some have negligible impact on performance but for developer are big headache because they have to read the CPU errata (some are really long lol) to get a workaround for the cpu bug, hence do not buy the cpu and mobo when they hit the shelve because rev1 always have bug.
they will fix it on later cpu stepping, driver, mirocode and BIOS update

Just dont be early bird , because your are always their guinea pigs and free QA tester lol
1024kbps
post Mar 28 2021, 11:22 PM

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QUOTE(joeblow @ Mar 28 2021, 11:07 PM)
Wow I haven't been reading this thread ever since I got my AMD5600x plus 3070. Not sure what's the big hoo ha here.

For me I haven't encounter anything nasty with 5600x yet... touchwood. Previously I was an Intel user. First time AMD. That being said I don't overclock and hardly play games. In fact my PC is less than 50 degrees most of the time and my 3070 fans hardly spin. So far no issue with AMD yet. Those random reboots or hanging I think is more on Windows? At least I don't encounter constant reboot.

I just hope my 5600x last, I did get a good cooler and thermal paste for it.
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CPU dont die that easily, i had my Phenom II 1050T 2.8Ghz overclocked to 3.7GHz for many years. until first gen Zen came out lol, overclocked with stock voltage.
things will get dangerous if you increase voltage too much.
1024kbps
post Mar 29 2021, 03:25 PM

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QUOTE(EBBattlefield @ Mar 29 2021, 01:22 PM)
is it just me or local retaillers are selling motherboards at 30-50USD markup as well?

MSI Tomahawk B550 at RM800, but newegg sell USD150....
if convert, should be 600+ only sweat.gif
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Singapore here selling at 900 MYR, 329 SGD.
I mean damn, if want cheaper have to look somewhere else, eg newegg or carosell
1024kbps
post Mar 29 2021, 07:06 PM

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QUOTE(Bonchi @ Mar 29 2021, 03:42 PM)
SG was never cheap... it was cheap last time many many years ago because 1sgd = RM2.3 ...  now not anymore. Everything is significantly more expensive in SG, even for thumbdrives, sd cards, mouse and keyboards.

Like my mouse is RM240(79sgd) converted but in malaysia, it's only RM189.
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buy from brick and mortar shop always never cheap because their rental is absurdly high, they still have supporter from local.
Good thing is easy RMA, that's all, sometimes they do give discount if you buy in store, and give you advice if you're clueless.

Carousell pc part buyer usually only for those who know what they wants, but RMA is pain in the butt lol
1024kbps
post Mar 29 2021, 08:10 PM

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QUOTE(General_Nic @ Mar 29 2021, 08:03 PM)
can advise where should I start tweaking with? currently my 5800x with custom waterloop dual 360 rads idle at 50C+
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The first thing you should do is check the power plan you're using, AMD chipset driver install 2 additional powerplan that boost responsiveness at the cost of your power bill sweat.gif
Set it to balanced mode first before fiddle with BIOS.
1024kbps
post Mar 29 2021, 11:14 PM

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QUOTE(Bonchi @ Mar 29 2021, 10:20 PM)
Yup, this will help smooth up alot compared to default it will really ramp up and down like mosquito. For me, if the fan is silent enough, just let it start at 1.5k rpm min.. will help increase overall airflow too.

Because of the 1.5k rpm, i got my ryzen down to 37C when idle.
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to avoid ramp up and down, it's always recommend to use pwm fan, because pwm has 0 to 100 fan duty, which is wider than voltage controlled fan,
voltage controlled fan start at 5 to 7v, full speed at 12v, this is where the annoying ramp came from.
I have 4500rpm gentle typhoon lol, most mobi will not be able to tame this wild beast due to high start up voltage which is 7v, 1900rpm...

my old server fan can spin even at 800rpm. I can choose 7v and it will not go nuts when I boot up my pc
1024kbps
post Apr 5 2021, 12:48 PM

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QUOTE(llk @ Apr 5 2021, 12:06 PM)
Im thinking an i9 10900k + a decent z590, if someone can let me know how much is the power utilization for normal use (watching youtube, music etc)
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What? An android with USB alt mode display out can do it too🤔😹

Music playback use fraction of the cpu power, youtube vp9 already hardware accelerated.
1024kbps
post Apr 25 2021, 10:46 AM

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QUOTE(andrewtho @ Apr 25 2021, 10:18 AM)
Good board, lots of i/o for this form factor but such a pain to build due to ITX form factor - fat fingers like mine will always struggle to fit small connectors in tight spaces 🤣
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use a chopstick man, or get a tweezers lol, my job most of the time required me to repeatedly install and remove certain stuff but with a lot of connectors attached, i have to use super long tweezers to get the job done, else 30 minutes job become 90 minutes.
1024kbps
post Apr 25 2021, 11:07 PM

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no strange at all, architecture specific optimisation is needed for each generation of processors to make full use of the cpu capability.
developer can just use the compiler preset to fine tuning, but inside has a lot of things like enabling and disabling specific parameters. each generation of cpu has different cpu errata that are required developers to read and disable some stuff to avoid the program behave strangely after enabling optimization
1024kbps
post Apr 26 2021, 12:19 AM

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QUOTE(Bonchi @ Apr 25 2021, 11:25 PM)
Not really, they are all x86 and should be completely compatible. The optimization should be done by the microcode, not the dev.

These are more like proprietary stuff which will be a pain in the ass to implement and totally not worth the effort unless youre creating something platform exclusive like for the xbox and ps5.
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yes, depend how much of the optimization you wish to enable, you can just enable i686 and it will run fine from i686 until the latest Rocket Lake and Zen 3, but you wont be able to make a full use of your cpu.
normal application can just use generic optimization aka Pentium 4 or i686, but for some program optimization is needed, trust me dude, like video encoder, operating system.
i've been compiling stuff since x264/ffdshow era until now, i compile gentoo linux lol

compiler optimization still no match for hand tuned optimization (assembly code), without it the program will run 10 times slower.

AMD and Intel doesn't really hide anything, both always publish their cpu optimization, as well as errata guide in PDF.
one of the example https://developer.amd.com/resources/develop...guides-manuals/
Both have developer portal for a reason.

Most program will run fine and is transparent to end user, but internally they detect all the stuff in your PC and enable/disable stuff to make full use of your cpu.
1024kbps
post Apr 26 2021, 09:30 AM

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QUOTE(Bonchi @ Apr 26 2021, 02:21 AM)
Thus as gonna give amd a minus point here. For intel side they tend to use industry standard and not so much of being as machine dependent as AMD. At the moment it's quite a pain to work with AMD because serious lack of framework and api support.
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As i said before, you can use generic optimization and your program will still run from P4 until latest gen, but it wont be as fast with architecture specific optimization enabled.
https://www.rarewares.org/ogg-oggenc.php this Vorbis encoder is one example.

every new gen will come with at least few new SIMD, we bought the expensive CPU, ain't we gonna fully utilize it all? other wise what's the point of using new CPU?
1024kbps
post Apr 26 2021, 02:02 PM

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QUOTE(EBBattlefield @ Apr 26 2021, 01:05 PM)
playing Company of Heroes 2 while watching JAV laugh.gif
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bruh, most video are hardware accelerated. unless your gpu and web browser are ancient one.
jav still mostly using h264/AVC standard, should be working with much older gpu.

I have 7 tab of full hd youtube open while benchmarking Borderlands 3, the fps does not drop much because video decoding engine are on separated core and does not interfere with the main 3D rendering.
Forced to h264 as vp9 does not work with old gpu.
1024kbps
post Apr 26 2021, 02:15 PM

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QUOTE(Bonchi @ Apr 26 2021, 11:48 AM)
Not really, this current zen architecture have a list of don'ts that will cause a generic compiler to fail for c++ and java. Forcing you to do optimization but will cause compatibility with other systems like intel.
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you mixed up with compiler error and compiler generated code error.
Unless your code are really complex like ffdshow. most compiler will just work fine whatever you throw at it.
Most dev will just use quick hax to workaround the compiler bug.

for compatibility reason, dev can just write complex cpu detection to avoid certain SIMD crashing on older CPU, like most of the programs we're using.
1024kbps
post Apr 26 2021, 07:37 PM

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QUOTE(Bonchi @ Apr 26 2021, 02:23 PM)
Im refering to compiler error not code generated error and precisely on SIMD crashing. Even with npm node, and python, you'll encounter some hiccups with zen architecture especially when youre doing fullstack. You go stack overflow and youd see tonnes of it and it needs some troubleshooting and a few workarounds. However most cases once the issue is solved then no problems running them on intel based env
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Node npm use Javascript and python are inteperted language, just update the the compiler would do and they are platform independent.
I'm more on multimedia side and recently just started trying gentoo Linux on vm, and macos bigsur, totally running fine . Except some hiccup such as crash after updating the vm os. At least I don't see any bsod anymore
1024kbps
post Jun 7 2021, 12:17 AM

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QUOTE(senzr @ Jun 6 2021, 11:21 PM)
I'm now attempting to enable PBO and undervolt with Curve Optimiser.

But when I set PBO limits to "Motherboard", I get these limits in Ryzen Master:
PPT: 720W
TDC: 420A
EDC: 215A

Mobo: B550 Aorus Pro AC

Don't those "limits" seem astronomically high???

user posted image
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like car's speedometer, the limit is 300km/h but does not mean you car can really reach the maximum speed sweat.gif
Mine is 3700X on B350M Mortar Arctic.
1000W PPT (9%)
95A TDC (59%)
140A EDC (80%)
Typical usage not really that high, the number on the brackets are actually running prime95 inplace large FFT 16 threads.

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