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i5 vs. i7 for Gaming | All You Need to Know

2018-03-10
if you wanted to build a new power house PC today for gaming primarily you'd have two or three solid combos from which to choose first the gaming King the i7 8700 K pretend that's what this is it's in the system right now I already reviewed the CPU in a dedicated video or right here and validated the affirmation statement without a doubt this is the best gaming CPU on the market its overclocking potential and six multi-threaded cores pack a huge punch and even allow for background streaming and rendering at the same time it's selling currently in the mid 300 US dollar range about on par with its predecessors and should be paired with AZ 370 motherboard which will set you back an additional one to two hundred bucks with 16 gigs of ram thrown into the mix we're looking at around $700 for the entire platform not too bad if you ask me now as for the coffee liqueur I 580 600 K we get the exact same overclocking potential without hyper threading and $100 discount overall the question we're gonna answer in this video is this $100 discount worth it if you're gonna yield similar frame rates in games because we all know that I 5s are generally the best gaming value chips on the market at least on intel side we're gonna avoid AMD for this video but we'll revisit that topic in a separate video in the future I struggled in deciding between running these benchmarks at stock versus overclocked so I had each running at 4.8 gigahertz respectively so as to include even the worst case scenario overclockers don't want to leave anyone behind with a terrible bin that's not really their fault more or less look at the draw I'll be testing these two platforms with a gtx 1070 TI from EVGA it's a well balanced graphics card that you probably can't find anywhere right now for a decent price that is this for the win Edition is a two and a half slot card and runs very quiet as detailed in this video right here our clock speeds will be stock out of the box for these tests you're about to see but you'll squeak close to a founders edition 1080 with a decent overclock in terms of performance this is a great card the same 16 gig kit of 3000 merits ddr4 from Corsair will be used to simulate an ideal gaming config and to eliminate any potential issues with newer titles you can find all of these components by the way linked in the video description one last thing I want to point out before viewing these benchmarks is that these are strictly gaming scenarios obviously any background multitasking or streaming will result in escalated CPU usage in particular which I covered in detail in this video right here so I'm singling point in a lot of videos but these will help you out I don't recommend an i-5 for streaming despite the extra core bump with this generation and I don't recommend anything below horizon five 1600 from AMD side for the same tasks okay now on to the benchmarks the be quiet dark bass 700 brings luxury in silence to the mainstream luxury thanks to subtle RGB integration full case modularity and even USB type-c support and silence thanks to 3 included silent wings 3 fans and sound damping foam all around click the link in this video's description for more details we'll start first as always with grand theft auto 5 at very high settings and no anti-aliasing or advanced graphics we saw an admirable 122 fps in 1080p from the i7 8700 k that dip to 74 FPS across the lowest 1% of frames and 56 across the lowest point 1 percent these are keep in mind with an EVGA gtx 1070 TI we saw a few frame time spikes at around the 500 frame toward the beginning of the benchmark that I wouldn't tribute them to a bottleneck on the CPU side of any kind as for the i5 8600 k nearly comparable performance across the board 120 FPS on average 1% lows at 74 and 0.1% at 51 in a nutshell gamers are better off with the i-5 in this case better value with not so much sacrificed on a performance side pub G was the next game on my list but the new 3:9 1.0 one drivers from Nvidia this game should see a noticeable boost with a 1070 Ti from our previous benchmarks and sure enough of the i7 8700 K and medium settings save you distance turned up to max and foliage drop too low we saw 130 FPS on average 1% dropped to 73 and point 1 percent to 51 I want to show you this frame time graph by the way because we saw an enormous spike I don't run the 20,000th frame I played the entire session by the way so I lasted pretty long this amounts to nearly two and a half seconds of delay between frames at one point which is pretty abysmal the i5 held its own as well and didn't experience the same huge spike oddly enough so I have absolutely no idea what caused this but it didn't occur anywhere else during the gameplay still worth pointing out though you know I'm not gonna completely get rid of that data just because it is an anomaly it's something worth mentioning the next game tested was doom I ran this one in DirectX 11 to ensure accurate frame rates were measured fraps and DirectX 12 have a love-hate relationship at this point so average FPS for the i7 was 188 followed by 138 and 116 while the i-5 scored just a bit higher which is a bit strange 192 on average with 1% of 0.1% lows falling to 143 and 118 respectively I wouldn't look too far into this though what I think you should take away is that performance between the two is nearly identical both CPUs experienced a few frame times spikes here and there but excellent work elsewhere as for rise of the Tomb Raider in DirectX 11 more or less a benchmark at this point because I don't really play the game the i7 experienced a 124 FPS average dipping to 81 and then 62 for the lowest point 1% the i5 saw a similar decline 119 to 79 to 62 again very consistent here you won't notice a difference in gaming if this is all you're doing next up is planet coaster a new one I like to test because it's more or less like a roller coaster tycoon modern edition excellent in-game detail and physics running the redundant sandbox simulation the I said and pulled just over a hundred frames per second on average with the lowest point 1% dipping to just over 50 fps the i-5 was almost the exact same story by the way in simulation games like these you're more or less limited by the titles optimization CPU usage in both runs was extremely low and GPU usage never past 80% which is a signal that the game is not properly optimized it's rather new anyway next up is City skylines I'll keep this thing short and sweet running the Los Santos custom map and max settings apart from depth of field the i7 maintained a slight albeit negligible lead over the i-5 this one's still CPU intensive but as i've proven in this video right here city's best utilizes a maximum of 3 cores which is odd but that's just that's what we found so both of these CPUs can handle the program with ease witcher 3 is the very GPU independent game in this set of benchmarks but I always try to throw it in for the sake of consistency in 1080p ultra our frame rate jumped to 94 for the i7 94 again for the i-5 and things stayed fairly close for the rest of the way down we did have to max out our 10:7 ET i though and that's just indicative of a very GPU intensive title and games like these core counted frequency are slightly less important lastly universe sandbox two's earth and many moons simulation yields 88 FPS on average dipping quickly once the moon's collided down to 34 FPS the lowest one percent and i'm here 28 FPS for the lowest point one percent on the i-580 600k side the trend starts at 82 dips to 30 and ends as low as 21 since the cpu bottlenecks in the situation having multi-threading on board results in a noticeable improvement overall something we should expect but not the general trend among triple-a titles today so my conclusion is this apart from the minor changes in power draw because the i7 will draw a bit more power and efficiency the i5 8600 k is a slightly better value proposition i think in the long run it's not going to be as future-proof obviously that would be a reason to go for the i7 you expect to do streaming and other things in the background the i7 is the better bet on intel side and for about 350 or so bucks that's not too bad the issue I want to bring up though regarding a locked versus unlock SKUs in this current market is that because we only have access to Z 370 chipsets it makes more sense to buy the unlocked SKU so if you're considering an i-5 8400 I would only purchase that if I had something other than an unlocked chipset at my disposal because those are gonna cost a bit more so it makes sense to pair a locks key with a lock chipset if you have to spend more money on the Z 370 board spend a bit more money to on the 8600 case you can extract that extra performance out of that overclock you might achieve upwards of 5 gigahertz or so these are pretty good overclockers that said between the two unlocks queues the i-5 in the i7 we saw negligible differences in almost every single title tested there's something to be said about that I would even argue that the i-5 8600 K is sufficient for streaming and some of my early testing I found that the framerate dip really isn't all that substantial the six cores are really taken on a lot especially when overclocked so maybe not the i-5 8400 for streaming and gaming but the Indy 600 K might be able to handle that with a solid overclock again though if you're gonna spend that much on a CPU and then that much more on an a IO or a large air cooler why not just get the i7 and put a cheaper cooler on there and then have multi-threading at your disposal right so it's kind of a give and take there but for now the if5 86 kay should be all you consider if you're a true gamer at heart six cores is plenty even if not overclocked so if the eighty-six under case seems a bit out of reach dropping to the 8400 should still result in some solid performance again though I would wait until the non Z 370 chipsets hit the market you can again find links to all of these CPUs down in the description along with a few motherboards I'd recommend for each if you liked this video be sure to let me know by giving this one a thumbs up I appreciate it thumbs down for the obstacle you subscribe but if you haven't already stay tuned for more content like this this is science studio thanks for benchmarking with us
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