I have just hied in spoiler whole previous version of post because since time new speed standards arrived, price policy on RAM stickes has changed and even new ways of OCing RAM revealed.
Ways of overclocking RAM:
1. BIOS settings. Your laptop might have possibility to manually set timings and frequency of RAM. If it doesn't then unlocked BIOSes might be somewhere which allow you you this and bunch of other nice tricks.
Advantages:
- free;
- you always can power drain laptop or reset CMOS if smth goes wrong (too tight timings).
Disadvantages:
- this RAM will work on higher speed only in your laptop. When you reset CMOS or plug off and put in different laptop it will work as manufacturer stated because all you did was in the BIOS settings, not in the RAM itself.
2. Thaiphoon Burner. Changes information in SPD chip of RAM sticks.
Advantages:
- various settings available;
- this RAM will work as you set in any laptop you put it in (assuming CPU supports that speed, otherwise RAM will be downclocked or else)
Disadvantages:
- not free;
- if you screw it you will have to use hot plug to recover the stick (this is for every similar method).
3. SPD Tool. Does the same.
Advantages:
- free;
Disadvantages:
- very outdated;
- latest chipset supported was ICH10 (Intel P45 / Intel G45);
- you should use it to flash only already prepared profiles made using Thaiphoon Burner programm (free version or paid);
- if you screw it you will have to use hot plug to recover the stick (this is for every similar method).
4. Thaiphoon Burner v.6.3 latest Free version. Not sure if you can find it though.
Advantages:
- same as for paid version.
Disadvantages:
- outdated and no support. if you are lucky you can make it work on Intel 5 series chipset at best but not later;
- you need to disable driver signature pressing F8 while booting windows;
- if you screw it you will have to use hot plug to recover the stick (this is for every similar method).
What RAM is the best? Old info of 2012-2013 year
SAMSUNG SO-DIMM 1600MHz RAM 2x4GB kit. Either older 1.5V one or newer 1.35V.
It is confirmed by many that 1.5 version works at 2133Mhz but with Cl12 timings. CL11 are possible but depends on your luck.
Newer 1.35V RAM is better for OCing and is able to take 2133Mhz with CL11 HOWEVER Meaker said that his kit has PSV protection (which means you can either flash only XMP profiles or change timings in BIOS). So who knows what RAM (protected or not) you will get.http://forum.notebookreview.com/ali...enchmark-thread-part-4-a-235.html#post8381346
"Has Anyone already bought 1600 mhz 9-9-9-24 Corsair Vengeance RAM? Could anyone post a screenshot so I knew timings for 1333 speed?" - This question was the first thing I wrote in this thread. Since then this thread became much more useful than someone could expect at the beginning. Here you can find almost everything of how to improve your Corsair Vengeance RAM.
Be my guest
Conclusion of what can be made and link on Corsair 1866Mhz improved *.thp profile.
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Conclusion of what can be made and link on Corsair 1600Mhz improved *.thp profile.
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Summary what we have already got:
1) Screenshots of stock 1600 Mhz Corsair. Thank Nemix77 please
2) Screenshots of stock 1866 Mhz Corsair. And link on stock *.thp profile. Thank GalaxySII please
3) How To videos of modding (and therefore speed and performance improving) Corsair 1866Mhz RAM. Possible to do with 1600Mhz too! Thank TURBODUDE!!! please
4) Memory modules used and their Datasheet
1)1600Mhz Corsair (Nemix77's):
JEDEC Timings for 1066Mhz mode are 6-6-6-16 with 26(RC) and 1T for 8GB of RAM. Possibly will be 2T with 16GB. tRFC is 128 whatever it means.
5) and the last: Corsair doesn't go higher than 1866; Sanmsung goes higher than 2200; possibly all low-voltage sticks are great OCeable; more than 8GB doesn't go higher (for now) than 1866.
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CPU-z JEDEC screenshots are here
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2)1866Mhz Corsair (GalaxySII's):
JEDEC Timings for 1066Mhz mode are 6-6-6-16 with 26(RC) and 2T for 16GB of RAM. Possibly will be 1T with 8GB. tRFC is 150 whatever it means.
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AIDA benches show: 19064 MB/sec reads 18749MB/sec writes and 21412 MB/sec copies. Also possibly faulty JEDEC timings by CPU-z. All is in attached screenshot (too wide)
Stock Screenshot of TaiphoonButner by Galaxy SII
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3)Video tutorials (TURBODUDE!!!):
- FAST Video HowTo Tutorial
- Advanced Video HowTo Tutorial
4) Photo and Datasheet
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- Datasheet Link
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Attached Files:
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I have it ordered, will be pick them up this weekend.
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Thank you. Will be waiting...
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@ James D
I recently changed the order and got the Corsair DDR3-1866 instead.
The ram is on back-order but will arriving hopefully sometime this week. -
I have ordered but 1866s 4x4GB
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well franly I think that it will give not much performance difference 1866 vs 1600 especially for double price. But fine. Will wait longer.
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I don't understand the need for this fast RAM in Intel setups. It makes very little difference in anything except for RAM limited applications which are few and far between. So many other bottlenecks.
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why are you saying that AMD is best for it?
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I found this article a couple days back Maximum PC | Is Your Gaming Laptop's RAM Slowing It Down? which made me change my mind on DDR3-1600 and thus I went with the DDR3-1866 instead since both are on back-order.
I don't plan on upgrading to Ivy Bridge and thus the price difference between DDR3-1600 and DDR3-1866 maybe worth it since it could potentially help the Intel HD 3000 IGP last a little longer before another laptop upgrade is imminent.
Besides, it would better to spend $50 more ATM then spend a lot more in the future when when DDR4 is standard on all laptops and DDR3 becomes obsolete driving prices up, not to mention it'll probably be a lot harder to find premium DDR3-1866 by then. -
Someone deleted my post. hmm
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Amazon email your order dispached so i might receive stuff tmrw -
I wish I had the link but I had one that showed faster RAM had pretty much zero influence on the HD 3000 performance.
I ended up going with DDR3-1600MHz because of this article: http://www.tomshardware.com/reviews/amd-a8-3850-llano,2975-6.html
And you know what? It didn't make a lick of difference. Be sure to bench before and after just to get some real world results for the rest of us to consider. Thanks! -
Nah you're just in jealousy because the ram is made specifically for i5 and i7 Sandy Bridge CPU's and could be potentially as fast as HD 6620G if paired in combination with the right CPU i7-2830QM and above (1300Mhz Turbo/8MB L3).
Besides the price difference between a good brand G. Skill 8GB DDR3-1333 and the Corsair DDR3-1600 is $5 in Canada at the time I ordered the Corsair but since it was after Boxing and New Years sale the retailer did not have a real-time stock level and thus the ram is on back-order.
Since I got the notice, I changed the order to DDR3-1866 for $45 more ($50 with tax). So considering the $5 price difference mentioned above (DDR3-1600) I'm essentially getting the Corsair 8GB DDR3-1866 for $55 more than a G. Skill 8GB DDR3-1333, a bit over double but better than a nice dinner IMO. -
OK, lets stay focused on the different speeds of Corsair Vengeance and not going farer
i also heard about possible 2014 year as a starting point of ddr4. Samsung (I guess) recently shared some info about their first success of DDR4. Some other companies are here too. You may change 1 or even 2 new laptops till that moment, Nemix.
that was interesting review but i already knew bout performance boost for IgP. i heard it from guys who HAVE IGP and who GOT significant fraps increase. they did not even expect this.
But in that review there were no comparing between 1600 and 1866. So I would stay with 1600 (and this is why i wrote 1600 in my first postI am planning somewhen (maybe in a 6 month) to buy it).
@GalaxySII Congratulations about upcoming. It is always cool when you buy smth. Today I got parcel with camera, Kindle, RAM an many other and I was very happy. It didn't last for long actually but still good feelings.
Post CPU-z screenshots and AIDA benches here. We will make a this thread look beautiful with pictures
and about deleted posts. I wish both my post and Deks's post were deleted too. I think there is no point it to be here. As for me simple "This will give you no performance but bemchmarks" without any facts or else (nothing about this should be in this thread at all because there are enough threads about this already, but at least facts would make this post not so "like-trolling" looking) shouldn't be where someone asks deep technician information.
Its like in thread where I ask about L3 Cache speed of I7-840QM CPU someone will tell me that MS Word doesn't need such performance and difference is negligible so I should stay with C2Duo. -
Well, i didn't delete those since you asked for the thread to stay back on topic and there was nothing that was potential flamebait. Anyways, as James asked, please stay on topic.
If it gets OT even more, i'll do some more cleanup. -
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Corsair Vengeance supports XMP profiles, but there aren't any Vengeance 8GB SODIMMS, so I'll try flashing the XMP profiles onto my 8GB Corsair Value RAM sticks to see what happens. -
@ James D
I too was going with the Corsair DDR3-1600 at first from my order, it's a just better value ATM. But because of the back-order I had some time to re-consider DDR3-1866 maybe better off in the long run since I plan on keeping this Sandy Bridge laptop for at least 3 years (2015).
Another thing that made me chose Corsair's DDR3-1866 over DDR3-1600 was the timings, 9-9-9-24 vs 10-10-10-27 and comparison to Kingston's DDR3-1600/1866: 9-9-9-27 vs 11-11-11-? not to mention it costs $70 for Kingston DDR3-1866 from DDR3-1600 here in Canada.
From the review the average performance difference for the HD 3000 with DDR3-1866 is about 12% gain. I've looked up another review (cannot find article) comparing DDR3-1333, DDR3-1600 and DDR3-1866 with timings, the performance gain is average 6.5% form DDR3-1600 to DDR3-1866 and 5.5% from DDR3-1333 to DDR3-1600.
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Meaker@Sager Company Representative
Corsair state in their specs that it's jedec 1333mhz CL9, XMP 1833mhz, but it could be both (the latest hynix modules have a jedec 1600mhz and XMP 1600mhz).
As for the 16F2 you can overclock any CPU with XMP memory since its the base clock that's unlocked with it. It's only about 4% mind before you hit stability issues due to the integrated clock circuits.
They are cheap enough I might get some to play with it. -
As a reference point, the desktop RAM with a similar model number "CMX8GX3M2A1600C9" has an XMP profile as well.
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Meaker@Sager Company Representative
If its games you want you will be GPU limited anyway. Even with a fully overclocked GTX580M.
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I ordered this 1600mhz Corsair Vengeance yesterday, will keep you posted with CPU-z pic and see if it allows any o/c.
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Meaker@Sager Company Representative
Ok i'm grabbing the 1866mhz ones to experiment.
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Good - I will try your o/c trick when I got them, sure it's 100% safe tho?
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I thought it is easy to OC CPU just increasing multipliers for XM by ThrottleStop.
I have a feeling that it is risky to flash RAM with XMP profiles from another one even though brand is the same. -
YOu can't overclock 2nd gen i7 XM chip with Throttlestop unfortunately. Only allowed bios like M17xR3 mobo allows you that.
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Meaker@Sager Company Representative
Yep, the only way is getting the base clock unlocked, it lets you go from 100mhz (99.5mhz due to spread spectrum) you can then set 104 to 104.4mhz (no spread spectrum).
At 8 thread turbo that's going from 3.0ghz to 3.12ghz, usually my CPU will go no lower than 2.4ghz, so with the OC it will go up to 2.5ghz. -
what do you mean your CPU go no lower than 2.4ghz ? Is it @ 8 threads turbo I thought it would stay at 3ghz all the time (mine never goes below 2.8ghz under heavy load like gaming)
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I don't want people to be misled that they will get some significant performance advantage when they will not. If you already have 1333MHz RAM, it's not worth the upgrade, period. If you're in the market for new RAM then sure 1600MHz RAM is a small premium to pay, go for it. And obviously value is in the eye of the buyer, so if 1866MHz is worth $50 to you, then that's your prerogative. Even if there is a slight performance improvement, 1-2FPS won't make or break it for any game.
Same logic and "encouragement" goes to users that want to buy a 2GB video card in their laptop for $75 more when there is no real advantage over 1GB (everything else being equal).
I'm curious to see Meaker's results from the faster RAM. -
Regardless of whether it is worth upgrading or not, the point of this thread is to get the timings of the corsair vengeance. Once we have the timings and some real usage tests ( calculation times, game fps,etc.), then feel free to discuss whether the benefits of increased clock speeds and/or reduced timings are there or not. Until then, please stay on topic folks, we'll have the data soon enough anyways.
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I have Kingston PnP 1866 so the timings are 11T and Vengeance 1866 are 10T
Vengeance 1600 are 9T but i don't have them somebody else will have to show some tests
I have question ; I have 4 banks in laptop if i put only 3 modules in will system detect them as tripple channel? -
No laptop CPU supports triple channel, so nope you'll run in single channel instead. Anyways, enough OT get those screenshots coming
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but i just arrived at home and no post from amazonDAMN!!
So may be tmrw grrr -
Meaker@Sager Company Representative
EDIT: Darn, they are actually out of stock -
The retailer I ordered from got it back in stock. I'mma go for pickup tomorrow or Sunday, I might think of adding a couple more things to the order and thus no rush for me.
I've changed my mind and going for the cheaper DDR3-1600 version instead. It's not about the money but maybe DDR3-1866 is overkill for my i5-2520M, if I had a i7-2720QM and above I'd definitely go the DDR3-1866 version.
Check my signature below, that's what my system should look like in a couple weeks. -
I always wondered if it would be possible to use some sort of socket interface adapter though so you can intercept the outgoing clock signals and tone them down a bit. That would keep things stable while still allowing you to overclock. Would only really be applicable to desktops though given the extra few mm it would add. -
Meaker@Sager Company Representative
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To All - TEASER
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AT LAST! I was up to delete subscription and give up
Something tells me that iPhone was put here not suddenly
Waiting for Jedec, timings, benchmarks and all other stuff like this -
Which iphone?
I will make all tests what you want ..
Anyway that's Galaxy SII not ty iphon .. -
Oh, you put it so far
Anyway, why wouldn't you use AIDA benches and some other on your present CPU? So we knew if different CPUs make any difference? It should be interesting if it does. -
Meaker@Sager Company Representative
Ill get mine tomorrow or the day after, got them fom another store.
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I'm jealous now cause I'm not able to pickup until Saturday or Sunday plus that's a total of 16GB (not like I'd ever need it but still) and the fact is I'm going to cheap out and the Vengeance DDR3-1600 version instead (still cheaper and has slightly better timings than HyperX DDR3-1600).
BTW, very nice photo. -
Meaker@Sager Company Representative
CPUs have issues running 16GB of 1866mhz mem.
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Meaker@Sager Company Representative
Because the memory controller is only specified to run up to 1600mhz. You would need to bump the voltage to run more but there is no control over that.
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because cpu frequency should be 2x bigger than memory frequency to get full advantage of it. This is the reason Intel does not officially support 1866 ram for laptop CPUs. At least heard so.
[HowTo] SO-DIMMs Extreme: Boost 1600 to 2133 and beyond / JEDEC & XMP
Discussion in 'Hardware Components and Aftermarket Upgrades' started by James D, Jan 4, 2012.