With no cpu overclock, running small ffts using prime95 v27. Buy intel core i77700k desktop processor 4 cores up to 4. In prime 95 i am not going over around 73 degrees though i have not let it run for a long time as i hear conflicting reports as to 4790k haswells not being good for the latest version of prime 95. Intel core i7 4790 cpu temperature heat stress and torture. Downloads for intel core i74790s processor 8m cache, up to 4. This download installs the intel extreme tuning utility intel xtu version 6. I checked my cpu, an intel i7 2600k, on aida 64 extreme and while cmpxchg16b and lahfsahf are supported, aida says prefetchwt1 instruction not supported. Running prime 95 for an hour gets me up to about 76c. Mersenne numbers can be proved composite not prime by either finding a factor or by running a lucaslehmer primality test. Prime95 download packages are available for most major distributions including windows 10 and recent versions, mac osx, linux and free bsd. Load temp under linpack will be up to 22c higher than the competing software prime95. Along with this i have aida64 stress tested cpu at 100% for 2 hours and now temps do not go over 63 degrees. We compare the specs of the intel 4790 to see how it stacks up against its competitors including the intel core i5 4690, intel core i7 4790k and intel core i7 4770. An overclocking community intel intel cpus 4790k temps after delid vbulletin message.
This feature may not be available on all computing systems. Download speccy and post a screenshot of the summary window. This happens when prime95 writes an fft size to worktodo. Intel was so worried about quad cores that they canceled the release of the quad core stress version. Great internet mersenne prime search, gimps, finding world record primes since 1996. I got a maximum temp of 52 c on one core after 45min small fft in prime 95 v. When i run prime95 small ffts test, i get an instant bsod blaming ntoskrnl. Jul 22, 2015 to install a 64 bit os on a 64 bit pc, your processor needs to support cmpxchg16b, prefetchw and lahfsahf. Oct 15, 2010 3 dualboot users running a 32 bit and 64 bit executable on the same exponent may experience unable to initialize fft message. The temps on my new 2700x last night on cinebench were 68c and idle was. If theyre after a 4790k to begin with, they may be a bit more open to the idea of. While running prime95 your cpu will become incredibly hot, it is imperative that you keep a constant watch of your cpu temperature with a system monitoring utility such as speccy, speedfan or hwmonitor. Itll raise your cpu core temps easily 8 to 10c beyond anything that orthos or prime can throw at it.
My cpu temp is 45c when idle, up to the higher 80s when gaming, and up to 95 when. Many use the aida64 stress test in lieu of prime95. Temp went over 90 in a few seconds and system shut down. Mar 18, 2016 prime95 64 bit free download latest version for windows pc, prime95 64 bit is a educational software, this application is developed and maintained by gimps.
Intel motherboards are optimized for intel processors. This is only slightly faster but it is a lot more friendly to oc and temps while oced seem a heck of a lot better. Prime95 download sources to test overclocked cpu stability. Cpuz is a freeware that gathers information on some of the main devices of your system. Memory type, size, timings, and module specifications spd. If you use prime 95, either the current release or the current beta, to establish an oc stability, you cant just download it and run torture test at the default settings. It is going to get regardless, especially on an intel stock cooler. I noticed 10 seconds before the whole pc got rebooted, the cpu temps were as. Maximus vii hero 4790k temps and voltages help page 3.
Core temps were hitting 100c and more using stock heatsinks. I found that the maximum temperature is around 73 degrees for the i7 4790k. I have an i7 4790k in a gaz97mx gaming 5 mobo latest f4 bios. Users of core2duo should use intel tat and nothing else. Ive also never used linx, so i dont know how it tests the cpu. Intel core i74790k processor 4 ghz box 8 mb smart cache bx80646i74790k processors intel core i74790k processor 8m cache, up to 4. Download prime95 an easytouse program specially designed for users who want to search for various mersenne prime numbers and run a lucaslehmer primality test. Prime95 is a program designed to be used to find mersenne prime numbers. Motherboards that use an intel cpu socket and chipset are intel motherboards. Windows 64 bit, windows 32 bit, mac os x mavericks and later, linux 64 bit, or one of the other special versions listed below. An integer greater than one is called a prime number if its only divisors are one and itself. Extreme overclocking is a site and forums for overclockers on how to overclock all your pcs parts. Prime95 64bit download 2020 latest for windows 10, 8, 7. Its a wellknown fact that processors vary widely in quality due to their manufacturing process.
Lucky me, i had all the cpu cores and other sensors temps logged. Please check with the system vendor to determine if your system delivers this feature, or reference the system specifications motherboard, processor, chipset, power supply, hdd, graphics controller, memory, bios, drivers, virtual machine monitorvmm, platform software, andor operating system for feature compatibility. Linpack by intelr is an extremely stressful program that will put even the most pow erful x86x64 cpu in the world at its knees. Prime95 64bit 2020 full offline installer setup for pc prime95 is a small and easy to use free software that allows you to find mersenne prime numbers designed for overclockers. Prime numbers have long fascinated amateur and professional mathematicians. I just took the mx4 off and put on as5 and temps are much lower in the 6364c range. Prime95 64 bit screen shot prime numbers have long fascinated amateur and professional mathematicians.
Processor name and number, codename, process, package, cache levels. I have optimized defaults in bios, except i set xmp for ram. Downloads for intel core i74790s processor 8m cache, up. It might have been a bit misleading to say i havent overclocked the cpu. Prime95 stress test your cpu prime95 is a freeware program originally designed to find new mersenne prime numbers. In windows even bios when the cpu is idle, the temps are at 3740 degrees.
Becareful with the download links, lots of ads which try. In prime95 after the first part i get temps up to 97c, when the cpu begins throttling itself. Intels devils canyon core i7 4790k cpu promises better overclocking than the core i7. Intel core i7 4790k s 1150 haswell refresh quad core processor amazing performance and stunning visuals at their best. Am i okay running a bit hotter than the recommended max temp sometimes. I7 920 overclocking in x58 proe vcore jump during prime 95. Obviously stress tests run cpu at 95 100% so it will be higher temps which are still great. This puts an unrealistic thermal load on the 4790k and will cause temperatures much hotter than anything you would ever encounter in real world use. Real time measurement of each cores internal frequency, memory frequency. For example, the number 10 is not prime because it is divisible by 2 and 5. Hey guys, i have a rog maximus vii hero mobo with intel core i7 4790k cpu. Download the appropriate free program for your os and proceed to step 3. Core temp 64bit 64bit download x 64bit download x64bit download freeware, shareware and software downloads. Owners of sandy bridge and ivy bridge cpus core i3i5i7 2xxx and 3xxx will see a.
If your cpu temperature does reach dangerous levels stop the prime95 stress test to prevent inflicting damage on your cpu. The cpuzs detection engine is now available for customized use through the. I have reserved my copy of windows 10 on my gamerrig, which is a intel core i7 4790k cpu. Compatibility with this prime number software may vary, but will generally run fine under microsoft windows 10, windows 8, windows 8. Acceptable temperature for prime95 test windows 8 help. Not sure if this is correct forum but i got the link from here for hardware diagnostics for bsod issues from usasma hardware diagnostics i tried the blend stress test for prime95 and the cpu temperature on both cores hit 100c within about 5 minutes so i stopped it. You could be using a different version of prime 95 that uses the avx. Cpuz 64bit provides information regarding the performance of your pcs hardware. Cpuid hwmonitor pro is available as a setup version that does automatically install the 32bit or the 64bit binaries depending on your windows version, creates the application entries in start menu and on desktop and as a. It uses haswells new fusedmultiplyadd instructions for a little more cpu stress. Please download and install cpuz and attach pics of these three. When i stress the cpu using prime95 the temperature. I noticed 10 seconds before the whole pc got rebooted, the cpu temps were as follows.
Jun 30, 2015 core i7 4790k not compatible with win10. Get topoftheline performance for your most demanding tasks with a 4th generation intel core i7 processor. The first mersenne primes are 3, 7, 31, 127 corresponding to p 2, 3, 5, 7. More details about these programs, plus and a few more versions for other operating systems, are given here. Intel core i7 4790 haswell cpu temperature stress and torture test freeware links below. The system reboots itself automatically when prime95 is run. Its not overclocked, though i did enable xmp in asus uefi. This latest version of prime95 has been optimized for intels new avx instruction set. I was told by a dell tech to try running a prime 95 stress test to see if the cpu might have something to do with it. Windows 64bit, windows 32bit, mac os x mavericks and later, linux 64bit, or one of the other special versions listed below. For some reason we cant display an ad here, probably because of an ad blocker. Im certain a delid will help greatly as i havent had time to delid my own cpu.
With amd ryzen 7 1700x get the incredible multicore performance with true machine intelligence featuring 8 processor cores, 16 threads, and xfr. The table below shows average multithreaded performance of the cpu compared to other socket 1150 parts with the same type of architecture. Jul 07, 2017 other programs cause it too, and have tested with many different games. Gooberdads completed build core i74790k 4 ghz quadcore. No two pcs are the same so do not fret if you temps are a few degrees higher then a benchmark or. Amd revises all marketing materials to focus on prime 95 performance. To gauge compatibility with a specific intel cpu, search by chipset instead of socket, since many sockets see repeat use across multiple generations. The temps with prime95 are closer to the actual temps youll be getting while playing games. Prime95 is a tool that you can use to test your computers power and performance by way of complex mathematical operations. Gpu temps rarely hit 55, and system temps are around 30 idle and 50 under load. Download prime95 an easytouse program specially designed for users. If you are going to overclock make sure to download cpuz to monitor your processor, real temp gt to monitor your core temperatures, and prime 95 to torture test your overclocked computer to ensure your computer is. Jun 01, 20 the intel core i74770k, based on intels haswell microarchitecture, is a great chip if you need an upgrade, but performance gains are modest. I finally got my pc build put together and am going to run prime95 small fft the rest of the night to see if its stable.
High temps with prime95 i74790k with h100i gtx overclockers. Logged i only take responsibility for what i say, not for what you understand. High temps with prime95 i74790k with h100i gtx bgear. I would try avx prime95 to see what temp you can get up to sent from my htc 10 using tapatalk. Intel core i7 4790k processor 8m cache, 4ghz, 4 core.
There is a parameter called priority, accessed from the advanced tool button. The temperatures at maximum load under prime 95 download prime95. Download prime95, for overclockers, prime95 has a feature called torture test that allows maximum stress testing on the cpu and ram. Cpu processors free delivery possible on eligible purchases. I have a rog maximus vii hero mobo with intel core i7 4790k cpu. I played with it for a few min when i first set up my system same processor and ran prime 95. A program that simplifies the usage of intelr linpack. Current full load prime 95 temps with the i5 4430 are 43 degrees celsius. I used a noctua nhl12 cooler rated at 95w for cooling the processor rated at 88w in a lian li pc v354 with 4 fans. The temps quoted above are just my everyday usage temps, meaning stuff like photoshop, some video editing and prolonged gaming sessions. There are several options allowing the stress test. When i hit those temps i was running prime 95 and im worried if it realy did hit those temps dd i damage the cpu in any way. For example, the 2240k fft length is supported for 64 bit core 2 but not 32 bit core 2. Here is the video recorded at the end of my i7 4790k stress test, running at 1.
Clicking on the download now visit site button above will open a connection to a thirdparty site. Hello i recently upgraded to 4790k while still utilizing old asus maximus vi hero mainboard. Buy intel devils canyon core i74790k haswell refresh quadcore 4. Temps are good, cpu can hit high 60s under load, but once i increase fan spead that usually drops by a good 5 degrees plus. Fma3 ffts now have slightly higher fft crossover points. But today i read that using prime 95 with haswell is dangerous due to overvolting.
Large temperature difference between cores on i76700k reddit. Zens lack of memory so i decided use prime95 to test to see if my cpu. Given the nature of prime95 it is now widely used as a cpu stress testing utility to gauge the stability of a cpu. And sounds about right with temps, though yours sounds way better then my experience comparing with my i74790k. I have a new version of prime95 for haswell processors for you to try. Specs intel core i74790k processor 4 ghz box 8 mb smart. I actually run a custom water cooler now t hermaltake pacific rl240 water cooling kit and prime95 can reach 90 after a few min but the system is stable. Pentium4 cpu or better, directx 9 or higher video, 2gb ram, 300mb of free disk space, display resolution 1280x1024.
My 4790k broke so instead of buying another i just decided to upgrade to the new generation. Sep 27, 2017 today i download the latest version of prime95 and wanted to check if the system is stable. However after several minutes it suddenly got rebooted. I am little scaried now after reading that running haswell cpus in prime 95 are dangerous. I just rmad my h100i which was keeping my i74790k around 5055c under load stock clock. Aida64 is designed for newer instruction sets on ivy bridge and newer so the temps may b a bit lower by a few degrees.
Official guide to running dualquad instances of prime95. His sys specs say an intel corei7 4790k, but the speed at load only shows 3. The performance value for many cpus was determined from more than 10 different realworld benchmarks and synthetic tests. Ti 6gb, 500g ssd, 8gb ddr4, ac wifi, windows 10 home 64bit at walmart. Today i download the latest version of prime95 and wanted to check if the system is stable. I have a coolermaster hyper 103 cooler sitting on the cpu i got it for free with the cpu. On my system running the small fft torture test, the new version is about 8c hotter sorry about that. Prime95 can cause intel skylake cpus to freeze the tech.