Apr 29, 2016 as i known before, superfetch and prefetch is one. These features arent really necessary with an ssd, so windows 7, 8, and 10 already disable them for ssds if your ssd is fast enough. Service host superfetch system a technology for optimizing the processes of the os and accelerated access to applications it analyzes the most frequently loaded programs by the user. Check ran the system tuner and and i got this message setting. Well, i believe that superfetch was indeed disabled by win 10 when it realized i was now on an ssd. Jan 03, 20 i just got my first ssd recently and i thought i read online that superfetch should be turned off. This article provides important information on how to optimize your windows 7 operating system for maximum performance with ssds. In fact, its not recommended if you own an intel drive, as it. Oct 28, 2016 superfetch and prefetch services impact your pcs performance and are notorious for occupying the disk at 100%.
Tweak prefetch and superfetch to increase system performance. There were no solid state drives ssds available at the. Agree with above there,ive turned everything off on the ssd,ive turned off too windows search as ssd is fast enough. Discus and support windows 10 prefetch superfetch is used, although an ssd is used. The intel rst driver seamlessly manages this virtual drive, ensuring that frequently used data immediately resides on the fastest storage device, and also over time, seamlessly migrates data between the faster and slower storage device. Aug 05, 2012 superfetch is based on the similar prefetch feature available in windows xp. Dont waste time optimizing your ssd, windows knows what. In this video we show how to disable superfetch and prefetch in windows 10. Jul 05, 2017 leave superfetch on in windows 10 and it will automatically enable itself for slower mechanical drives and disable itself for fast ssds. Superfetch is an extension of prefetch, so it may not be possible to only have superfetch running without prefetch running. Force superfetch to prefetch from an ssd ars technica. Dont waste time optimizing your ssd, windows knows what its doing.
Tuning your intel solid state drive with the intel ssd toolbox. Superfetch and the ssd page 2 windows 7 help forums. However, caching just stored in hdd, and now ssd age, this function is not useful. Superfetch was introduced in windows vista and has been retained in windows 7. I would also like to recommend that superfetch and prefetch be disabled. Optimizing your intel ssd performance with the intel ssd toolbox. Intel optane client solid state drive evaluation guide. Regarding information from microsoft and our own tests we identified that windows 8. After you install use the samsung magician software to configure your performance settings. Superfetch and prefetch services impact your pcs performance and are notorious for occupying the disk at 100%. It is in general recommended also by intel ssd toolbox to turn superfetch and prefetch off if you have an ssd. Although the ssd is the only drive, the registry key enableprefetcher has the value 3, the service sysmain is started automatically and the folder c. Superfetch is based on the similar prefetch feature available in windows xp. Lets get the most out of that speedy new ssd in your puget systems.
You dont need to tweak this by handwindows 10 just does the right thing. The whole point the only point of prefetch and superfetch was to load programs from a slow hard drive to ram before you actually run those programs, so you wouldnt have to wait so long for those programs to launch. Scroll down till you see superfetch and doubleclick on it. Windows 7 will disable superfetch systemwide if you have a fast enough ssd. Is this true today or should i leave prefetch superfetch on i always disabled it in the past and never could sense any difference while browsing, opening apps software or gaming. I have an ocz agility 2 ssd and have my superfetch enabled with excellent performance and actually do see better performance with superfetch enabled. Disk operation was monitored by sysinternals diskmon software. As i know, trim is not supported or required to use this ssd, moreover vista does not support trim outofthebox. Ssd optimization guide for windows 10 sam chen june 30, 2017 several years ago, we published our first ssd optimization guide for windows 7. I dont think superfetch affects anything but the boot process and the first few minutes of os run time. Its a single service that is supposed to figure out on which kind of drive superfetch and prefetch will run.
Ein stark automatisiertes tool, um windowseinstellungen fur mehr. Ssds load programs so fast that there is no reason to have prefetch or superfetch on. Windows 8 will skip ssds, so never change the start type of the suprfetch service in windows 8. The most detailed official description ive found is on page 229 of the intel optimization manual. Running programs from memory is way faster than loading them from a drive, even an ssd. I downloaded the intel ssd drive toolbox to update my ssd and optimize it and under system tuner. I strongly urge you get the manual for this as there is a lot of good info for setup. It optimizes superfetchprefetch, readyboost, device initiated power management, and defragmentation. If i am wrong, i am sure that someone will correct me, but the games will still have to be loaded onto the os drive to be played regardless of what storage drive you have them saved to, so your load times will not decrease as the ssd will be waiting on the mechanical drive.
Tweak prefetch and superfetch to increase system performance raymond updated 3 years ago software 12 comments recently i got to know about a software called tweakprefetch which is able to do exactly what the name of the software and that is tweaking windows prefetch and also superfetch. If the system disk is an ssd, and the ssd performs adequately on random reads and doesnt have glaring performance issues with random writes or flushes, then superfetch, boot prefetching, application launch prefetching. Superfetchsysmain is a strategic tool that is, it works over time to learn how a user uses his or her computer. Superfetch portion of it no longer takes up all of ram and, im guessing here, but i think that instead of large short term improvement in performance, they opted for small. Im going to figure how to turn it on and give it a try. Jun 26, 2019 i have both prefetch and superfetch disabled on my system mainly because i dont notice any improvement with them enabled and i want as few writes as possible going to that longinthetooth ssd. Superfetch prefetch is not needed on an intel ssd and should be disabled for optimal performancei have 12 gigs of ram that i use very little of and superfetch is off. May 26, 2016 i bought a samsung ssd, should i disable superfetch now. Windows 10 prefetch superfetch is used, although an ssd is used. There were no solid state drives ssds available at the time and we were all stuck with relatively slow hard disk drives hdds, aka, spinners. Intel 520 series solidstate drive 240 gb sata 6 gbs 2. We cant continue without addressing the elephant in the room should you disable prefetch. Intel ssd toolbox says its optimized and recommends it to be enabled in. Feb 02, 2014 rhutor, from what i have seen while w8 reports a drive as an ssd it will not use prefetch with that drive even if it is enabled and a prefetch file exists for the application.
Apparently intel did the research and found it best to disable superfetch when you have an ssd. Oct 28, 2008 by ravi hegde introduction enablingdisabling hardware prefetch mechanisms on discrete applications can help system integrators and software developers obtain optimal performance for solutions running on intel core microarchitecturebased processors. The amount of writing and write amplification occurring during those processes is useless wear on a ssd, much more than simply using the ssd normally. Prefetch and superfetch registry keys are set to 3, which brings me to second part. My nearly 4 year old first intel ssd is still at 95%. A while back we blogged about how you should disable the disk defragmentation scheduled task in windows 7 if you are using solid state drives ssd. Ok so today i read about a new version or intel ssd toolbox which reminded me that i needed to check my ssd for updates. Hello everybody, shouldnt windows automatically disable prefetch and superfetch when using an ssd. Intel optane solid state drive products january 2018 evaluation guide 336631002us 7 2 system tuning for optimum performance in order to obtain consistent and repeatable data a stable and deterministic environment is necessary.
Due to windows not seemingly using the identify data of a raid array it can be reported as a hard drive even though it uses ssd s and then prefetching from ssd can work. How to disable superfetch official dell tech support. Superfetchprefetch in a system with ssd and hdd intel. Disabling prefetch is just retarded and intel should know better. If you have both an ssd and a hard drive you would still want the prefetching for programs on the hard drive, so windows doesnt disable it entirely. In microsoft windows 8, superfetch functions differently than in previous versions of windows, and should not be disabled for an intel ssd.
Should i enable or disable prefetchsuperfetch with my new ssd. In my opinion, ssd s should not have superfetch, prefetch, or boottrace enabled. Discussion in ssd and hdd storage started by thef34rchannel, oct 19. I know intel recommends you turn these off as well their ssd toolbox will actually point it out and. Disable prefetch, superfetch, and windows writecache buffer flushing. Windows 10 disable and enable prefetch and superfetch. On solidstate disks, they lead to unnecessary writing operations. The system tuner is a feature of the intel ssd toolbox. I just got my first ssd recently and i thought i read online that superfetch should be turned off.
The differences between how prefetch and superfetch work seems to be a. Disable superfetch again, windows search, clearpagefileatshutdown, and largesystemcache. If you are using an ssd, you will only know if these settings help or hinder your computer by experimenting. It optimizes superfetchprefetch, readyboost, device initiated power management, and. Many software performance problems have to do with data access.
Optimizing, ssd, speed, windows, software, hard drive, setup. April 7, 2020 corsair launches new dark core rgb pro wireless gaming mouse news march 19, 2020 amd radeon adrenalin 2020 edition 20. Dec 11, 2011 windows 7 forums is the largest help and support community, providing friendly help and advice for microsoft windows 7 computers such as dell, hp, acer, asus or a custom build. Are you saying that you are going to have your games saved on a nonos ssd being used as storage. The basic function of both the tools is to keep the most used software. Either way though if you have an ssd its fast enough to not need them as much so its up to you. It optimizes superfetch prefetch, readyboost, device initiated power management, and defragmentation. Tuning your intel solid state drive with the intel ssd. These lessen the performance of that kind of software. If the system disk is an ssd, and the ssd performs adequately on random reads and doesnt have glaring performance issues with random writes or flushes, then superfetch, boot prefetching, application launch prefetching, readyboost and readdrive will all be disabled. To disable superfetch, you have to click on start and type in services. I honestly believed that the extra writes associated with superfetch did wear down the ssd, so i disabled it.
Service host superfetch disk usage solved fix and disabled. Intel ssd toolbox wants superfetch enabled hardware. It is a successor to microsoft xps prefetcher which. It has been the part of windows ever since windows 95 as prefetch and now available as superfetch in windows 10. But these superfetch and prefetch dont work properly for large software like games. Superfetch or sysmain, as its now called, is a windows service that can speed up boot time, load programs faster. Im not sure what the default is, i know that the intel ssd toolbox will nag you about tweaks which include disabling superfetch when you run it for the first time, but it is left enabled by default. Superfetch is a caching technology feature that has a twofold method to increase the available ram for the applications and operating system to work on a higher scale of efficiency. Aug 31, 2015 have you disable superfetch on your ssd installation.
Intel ssd toolbox says its optimized and recommends it to be enabled in win8win10. Although the ssd is the only drive, the registry key enableprefetcher has the value 3, the service. Prefetch and superfetch, indexing, hibernation, everything off. Dec 23, 2018 this is, amongst other things, a new name for prefetch and superfetch. Actually, from what i have read, you should be leaving prefetch and superfetch alone, in windows 8. The operating system fetching the data from the hard disk in. However, if you installed the samsung magician software, depending on the settings, it will automatically disable it. If i am wrong, i am sure that someone will correct me, but the games will still have to be loaded onto the os drive to be played regardless of what storage drive you have them saved to, so your load times will not decrease as the ssd will be. How to disable or enable sysmain superfetch majorgeeks. Superfetch and prefetch are windows storage management technologies that provide fast access to data on traditional hard drives. According to intel you should disable superfetch and not defrag your ssd. With the new launch of such programs, superfetch saves application files to ram, that is, it caches them. I have stock in intel and companies want your money.
By default, windows 7810 is supposed to disable prefetch and superfetch automatically if it detects a ssd drive, but this wasnt the case on my. Superfetch on ssd i bought a samsung ssd, should i disable superfetch now. Many advisors will tell you to disable superfetch because a ssd doesnt need it while some say leave it on as it improves performance over time. Jan 25, 2018 but these superfetch and prefetch dont work properly for large software like games. Service host superfetch is an embedded windows tool that has been in all windows operating systems since windows vista onwards. The system tuner is a feature of the intel solid state drive toolbox. Windows 10 prefetch superfetch is used, although an ssd. Select the intel solid state drive on the home screen. Im just a gamer and read some articles to disable prefetch and superfetch for better gaming performance. Many new and exciting features were added when windows xp was envisioned and prefetch was one of them. There are conflicting thoughts on this subject, notably ms says yes and steve gibson says no. I have been reading articles about prefetch and superfetch and how they are with ssd s.
Windows 7810 automatically disables superfetch and prefetch by default when it detects an ssd on your system. Should i be worried about my prefetchsuperfetch settings in. Superfetch prefetch is not needed on an intel ssd under windows 7 or windows vista, and should be disabled for optimal performance. Dont waste time optimizing your ssd, windows knows what its. Many people say on the internet for ssd superfetch should be off. Aug 03, 20 heres an example of prefetch using 2x ssd raid0 and a simple 16mb executable that randomly jumps from one 4k page to another. If user has an ssd, it wont run, and if user has hdd, it will. Software prefetch needs to be tuned for the microarchitecture, e. However, caching just stored in hdd, and now ssd age, this function is. The differences between how prefetch and superfetch work seems to be a source of confusion for many so this weeks quick tips article will try to. Intel ssd toolbox wants superfetch enabled hardware hangout. If you need to disable superfetch or sysmain, here are your available options. Prefetch was the earlier version and predecessor of superfetch in windows.
I would strongly advice against disabling superfetch even with ssd. Hdd, nandbased ssd, boot performance, application start, data access. Im trying to understand the behavior of hardware prefetch from ram on multicore xeon systems, particularly the situations in which high activity stops them from being used. Superfetch prefetch welche einstellungen deskmodder wiki.
What does intel say about windows 10 superfetch on intel ssd. To disable prefetch, just change that registry value to 0. You could have the most powerful processor in the world, if the data is not available at the right time, the computation will be delayed. Ssd and ready boost, prefetch, superfetch ars technica. Superfetch is just enhance of prefect the service system for caching to increase performance of system by writes all of files which often accessed. What it does is disable prefetching of content on the ssd. A few weeks ago i noticed a severe slowdown on my system. Ok, i recently upgraded by cloning my os win 10 pro from an hdd to an ssd. I tried to figure out if there was any financial motive as to why they would make such a recommendation.
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