i7 7700k fan?

ThePixelPuppy

Commendable
Jul 26, 2017
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0
1,520
Me and my friends are planning on building a computer. We have EVERYTHING decided on but the fan... We are planning on getting an i7 7700k CPU but we have heard they run HOT and we obviously don't want it to overheat. We have heard that the Noctua NH-D15 would work fine on the amazon page, but they have different specs.
Our planned specs are: A GTX 1080 for the video card
an Asus ROG Strix H270F Gaming Motherboard
a 1tb WD internal hard drive
a Corsair Obsidian Series 750D Black Brushed Aluminum and Steel ATX Full Tower Computer Case
a EVGA 600W PSU
a i7 7700k CPU (obviously)
4x 8 gig Vengeance LED RAM sticks
Fan: ?
This will be the first computer we build so let me know if anything else is wrong. Motherboard not compatible with case, ETC. Thanks you in advance!
 
Solution
Example build at PCPARTPICKER: https://pcpartpicker.com/list/M6VLhq

Mostly self-explanatory...

1) case you listed wasn't available so I used one as a PLACEHOLDER
2) I chose low-height DDR4 memory (Corsair LPX) as I wasn't sure of the CPU cooler height limit (if you have a WINDOWED case you may want RGB memory if you like the bling)

3) The PSU has an "ECO MODE" option so if the power doesn't go above 375W (50%) the fan stays off. I have the G2, 750W version and it works fine. I also have an i7-3770K @4.4GHz and GTX1080, 16GB DDR3 etc and the power draw is below 375W at all times so my fan stays off (it was slightly loud so that's good).

*ECO MODE is why I did not choose a 550W or 650W PSU as then the fan would turn on in the PSU...


You need Z270 mobo in order to overclock your 7700K. H270 will not allow you to overclock. Have you considered 8th gen CPU 8700K which will need Z370 mobo to run it. 7700K is 4 core/8 threads and 8700 will give you 6 cores/12 threads.
 
Well first of when you get an Intel CPU with the ( K ) behind the number you should get a ( Z ) motherboard.
Like: Z270 bla bla bla

Reason is that the CPU`s with a ( K ) can be overclocked since it has an unlocked multiplier. And only motherboards with a ( Z ) supports that.

Want to go for the H270 still then just get the regular 7700 and not the 7700K

Now when it comes to cooling... Instead of typing ALOT in here I will just give you a link and pay attention to Section 9.
Slapping on a big cooler might not give you cool temps, but giving you have a good enough cooler it will never thermal trottle or overheat.

Do add a second hard drive and let that be an SSD that you put your windows on. Mutch faster boot up time. 256GB is more than enough to put the OS on + different programs you use.
Games I would install on the 1TB sata HDD you have listed.

Oh and here is the link ( almost forgot )
http://www.tomshardware.co.uk/forum/id-1800828/intel-temperature-guide.html?_ga=2.8635957.1205101901.1500754556-529710141.1499996457
 
1) use PCPARTPICKER (USA?) to balance your parts within the budget

2) i7-7700K is not a good choice unless on sale. As said an 8th gen CPU is probably better. Last I checked, the i5-8600K (six-core without hyperthreading) was $280USD.

I've got mixed feelings on AMD Ryzen right now until they get the DDR4 compatibility and other issues sorted out a bit better.

An Cryorig H5 Ultimate or similar is not enough to get the 8th gen to 5GHz (AFAIK) but probably can get a stable 4.6GHz or so... it probably needs a liquid cooler (AIO) but I don't like those due to sometimes annoying pump noise etc but that's your choice.

Again, overclocking to max isn't required (for 8th gen aim for not going over 80degC very often.. Gamers Nexus said that should be fine... similar for the i7-7700K but again unless it's on sale I wouldn't bother as it's a 4-core with hyperthreading so not as good as the i5-8600K)

3) 32GB??
Do you do video editing or some demanding task that needs 32GB?
Not only is system memory (DDR4 3200MHz for example) expensive but you probably can't use more than 16GB. I have 16GB and I have never, EVER run out of system memory doing GAMING.

Only a few games really benefit above 8GB (if game is only thing running) but 16GB (2x8GB 3200MHz DDR4) is a good choice for a high-end gaming build.

Even "video editing" varies a lot. For most people 16GB is enough, and frankly if in doubt just WAIT and buy another kit later if you need it.

4) Other: I would recommend a 250GB Samsung SSD for Windows 10 64-bit, and also a 2TBHDD for games, backup Image of the SSD (i.e. Acronis True Image) and other stuff.

The SSD capacity may seem overkill at first, but it will slowly get used up over time. I don't have games on it but when I first had Windows 10 installed it was probably under 20GB or so, but adding programs, game backups over time, and the Windows BLOAT (sxs files etc) I'm about 120GB used so a 120GB SSD would not have been enough.

5) MONITOR:
Don't skimp on that either. Don't for example get a 24", TN panel for $120.

Maybe you already have the monitor but if not you should have it in the TOTAL BUDGET because it's another item that should be chosen to optimize your experience.

For example, a 27", IPS, 2560x1440, 144Hz+ monitor is one of the best gaming monitors but expensive ($700USD or so?.. may be some sales though).
 
Example build at PCPARTPICKER: https://pcpartpicker.com/list/M6VLhq

Mostly self-explanatory...

1) case you listed wasn't available so I used one as a PLACEHOLDER
2) I chose low-height DDR4 memory (Corsair LPX) as I wasn't sure of the CPU cooler height limit (if you have a WINDOWED case you may want RGB memory if you like the bling)

3) The PSU has an "ECO MODE" option so if the power doesn't go above 375W (50%) the fan stays off. I have the G2, 750W version and it works fine. I also have an i7-3770K @4.4GHz and GTX1080, 16GB DDR3 etc and the power draw is below 375W at all times so my fan stays off (it was slightly loud so that's good).

*ECO MODE is why I did not choose a 550W or 650W PSU as then the fan would turn on in the PSU which is fine if it's quiet but it's hard to know as they all vary (the Be Quiet! PSU I bought my dad was much quieter under load).

The i7-8700 isn't "K" series but AFAIK it can have all cores set to 4.6GHz via the BIOS settings. Realistically there should be very little or no benefit to most games to have this CPU at 5GHz vs 4.6GHz (all cores).
 
Solution

SO, with no overclock, what fan for the i7 8700?
I have a great monitor... Omen
We are planning to run VR on these... would 16 gigs be enough?