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Kaby Lake Arrives - i7-7700K & i5-7600K Benchmarked & Overclocked!

2017-01-03
hey everyone Eber here with hurricane axe and today Intel's launching the new seventh generation Core Series codenamed KB Lake and this is it not only are these new processors supposed to offer higher performance than the skylake series but you can also expect new motherboards updated features and a whole lot of things this video is meant to be just the tip of a very large iceberg in it I'll get into what KB Lake is how its platform differs from skylake and the performance of the i7 7700 K and the i-5 7600 cane against a ton of other processors as you're watching this I'm on my way to meet Dmitry for our annual CES coverage so stay tuned for more cable 8 content at the show and in the near future so without any further ado let's take a look at Intel's newest processors in its most basic form cable 8 is simply a refresh of skylake with higher frequencies and a few additional features on the platform side you see Intel is currently stuck in there 14 millimeter manufacturing process and won't be moving beyond it for a little while so cable lake is meant to increase performance over its predecessor without consuming more power basically it isn't meant as an upgrade for skylight Broadwell or even has well users rather these new processors and their accompanying motherboards should appeal to people who still have setups from the Sandy Bridge generation or before if we focus for a moment on the slightly higher end cabling processors you can see that there's a 200 megahertz to 300 megahertz increase in raw bass boost clocks over the previous generation cable expressing also stays aligned with skylight but there are a few moves to very slightly lower cost markets and expect this to change as aim DS intent for rising becomes clearer and Intel adapts their strategies accordingly at least in the high range in tellers of placing their skylake processors on a one-to-one basis with the 7000 series parts like I said earlier for the purposes of this review I'll be testing the 7700 K and 7600 k2 processors that are unlocked for better overclocking and find a home in the higher end of intel's new line of like the 6700 k the 7700 K has four logical cores and eight threads whereas the sandy 600 K has four cores and threads but commands at a lower price moving a bit further down market and this is where I think Intel's new lineup really comes on is own as we've seen in the past the more affordable I five and I three options actually provides some great bang for buck performance while giving gaming frame rates that are extremely close to high-end CPUs even here there are some incremental 200 megahertz clock speed improvements when moving to Kaiba lake and the dual core quad thread I three series processors still lack a turbo mode the most interesting KB like processor is the I 373 50 K since it only costs a hundred and seventy dollars but it's unlocked for overclocking and still offers for processing threads it will be released into retail channels in late January or early February and I can see this thing playing perfectly with a compact ITX system with every new processor launch until always updates their chipsets and rolls out either a new or revised platform this time around z170 is being replaced by a revised and slightly updated Z 270 platform much like the cable 8 processors themselves the amount of changes are minimal but there's one significant update the new z2 70 motherboards like this asrock fatality z2 70 gaming k6 are compatible with intel's upcoming obtain octane uses a combination of non-volatile memory and PCIe storage standards alongside 3d xpoint technology to significantly boost system performance in many ways obtained can be compared to Intel's Smart Response SSD caching technology but it will achieve its goals faster and with more security in order to better support obtain and other next-generation storage standards the z2 7e PCH as for additional pcie 3.0 lanes I'll be covering opt in a bit later this year so stay tuned for that even though there hasn't been much done to the z2 semi chipset to differentiate it from z1 70s rock and other motherboard manufacturers are launching some pretty interesting products in the case of this gaming k-6 it may cost less than $200 but it features onboard diagnostic LEDs and power arrest switches there's also plenty of space for aftermarket cooling installation with a 12 phase digital power delivery system it has a USB 3.1 type A and type C ports on the very complete rear i/o and for ddr4 slots rated at 38 66 megahertz operation incredible stuff compared to the original gaming k-6 this generation adds an opt in supporting m2 slot as an add-on a third m2 slot dedicated for a Wi-Fi bluetooth module dual Intel and modules and equative Sound Blaster cinema 3 audio controller other than a few connectivity improvements as Rock has really gone to town with other add-ons there is now full RGB LED control alongside a dedicated LED header they bundle in a higher bandwidth SLI bridge it has still reinforced PCIe x16 slots and a dedicated water-pump header expect many other z2 semi motherboards to offer similar features at very competitive prices but enough about these motherboards and let's get to the benchmarks for these new processors as you can see we try to equalize the test systems as much as possible with all the memory GPUs etc running at the same speed note that older video drivers were used since this allowed us to standardize testing procedures across multiple CPU generations so let's get on this and start with the basic synthetic benchmarks as you can see in these tests the keyblade processors do offer some benefits over their predecessors particularly in single threaded applications however this really won't be enough to justify anyone upgrading from Haswell processor or later generations honestly if you were expecting something around breaking over the last generation of CPU cable it won't be it and if you want massive parallel workload capability look towards Broadwell e kb lake is good but it isn't a miracle worker since it still uses a 40 nanometer manufacturing process our real-world benchmarks show that both the i7 7700 K and i-5 7600 K are awesome performers in their own rights but there are certainly better paths if you need massive multi-threaded performance but from a price to performance standpoint I really like both of these in their respective price brackets they really do have excellent results in every single test especially the ones that don't rely completely upon the processor in order to test how these processors compare against one another with the GPU partially taken out of the equation we set up the system to run at a lower 720p resolution while it might not be realistic for most gamers to run this it should help differentiate one CPU from another we intend to do more game testing in the weeks after CES to give you a better idea how these processors perform with a newer graphics card as you can see in these charts the number of games that actually take advantage of and for course is minimal at most that means the extremely high-end processors from Intel Brown well aligned up are either tied or trailing the 7700 K in many games the same goes for the four thread 7600 K its performance is very very good given its a lower price moving on to 1080p and we see the results becoming even tighter as the CPUs performance takes a backseat to how much data the graphics card can process here frequencies tend to mean less for frame rates and all for the newer Intel processors perform very close to one another with that being said KB Lake CPUs are right near the top of the charts which is great to see now on to power consumption what everyone is seeing here shouldn't be a shock power consumption has remained extremely consistent from one generation to the next in Intel's lineup but the clock speeds have been able to increase dramatically that means performance per watt is at an all-time high do not however that some parts feature higher power consumption than others so the numbers here may vary widely from one ship to another but when you're buying a processor like one of these overclocking Headroom is likely more important to you than overall power consumption and both of these chips were able to get some pretty good results after only a small amount of time with each we were easily able to hit just over five gigahertz for the 7600 K which normally runs at 4.2 gigahertz and additional 900 megahertz with simply a multiplier change and voltage increase is quite impressive and will net use some very good performance increases moving on to the 7700 K and I was a bit less impressed with it since the final clock speed was also just north of 5.1 gigahertz but you also can't forget that this CPU starts out life running at 4.5 gigahertz in turbo mode over on the site our team will be trying to push these chips even further which will take some time but it shouldn't be too hard KB Lake includes newbie clock and voltage controls which are meant to improve stability with those in action high frequencies are certainly possible it should be interesting to see what happens as time goes on and professional overclockers are able to get their hands on these new processors so let's sum it up KB Lake may not offer all that much additional performance over sky lake but it is a great step forward for a simple refresh the new processors are no more expensive than printer they don't consume more power and the Z 270 platform seems to be a solid foundation which you can build a great system around users of has well and skylake processors won't find anything hugely beneficial by moving to Kaiba lake unless they absolutely want support for octane however the z2 70 motherboards themselves will offer a massive connectivity upgrade for people who are still rocking Ivybridge and earlier processors not only will they now have access to cable X much improve performance but they will also get features like USB 3.1 octane ddr4 memory MDOT to storage better rate support and many other things so to sum that up if you brought your CPU in the last three years hang on to it for a little while longer since cable a quo not offer you much however cable a does provide a great upgrade pad for slightly older systems so what system are you guys rocking right now are you looking at kb lake as an upgrade let us know in the comments down below I mean bar with hurricane axe thank you so much watching and we'll see you in the next one
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