April 3rd.
Earlier this evening, I drove to Leeghoofd's place to test a couple of BBSE sticks. They couldn't do C6-9-6 on the board I had, so had to verify and test on a different platform. Arriving in Leeghoofd's insanely large mansion, greeting his wife and dozen mistresses, replying "no thanks, I'm the driver" when the butler offered me a glass of champagne and congratulating Leeghoofd on the latest yacht he bought (it really is a beauty), I came across this nice set of GSkill RipjawsZ F3-19200CL9Q-16GBZMD ...
... unopened!
I guess you probably all know it, but outside of HWBOT, I actually am a first class bad-ass, a true gangster of the worst kind, a stock broker with no mercy. So, as no one was paying attention to this unopened and untouched box of magic, I could not resist kindly asking Leeghoofd if I could take them home with me to test out. Of course, he first said 'no', but after I threatened with potentially very loud crying, holding my breath until I would die and the longest hunger strike in human history, I was given a candy bar as well as the permission to take them home with me.
I finished the candy bar hours ago, so I guess it's time to have a look the pictures I took!
Pictures of the candy bar
... mmmm ... so delicious ...
Pictures of the memory kit
But, onto the real stuff now. Here are some pictures of the kit.
... mmmm ... also so delicious ... must resist eating ...
Test setup
- Core i7 3930K (thx Tones)
- MSI X79A-GD65 8D (1.7b2)
- Rampage IV Extreme (0018)
- Gskill memory (see topic title)
- Windows 7
- GeForce 8400GS (epic rendering of 2D desktop wallpaper)
- Air cooling
- Ln2 cooling (later)
Tests
A. With MSI X79A-GD65 8D
- DDR3-2520 (1.72V) C9-11-11-31 SuperPI 32M: click
- DDR3-2600 (1.72V) C10-12-12-32 (162MHz BCLK) SuperPI 32M: click
- DDR3-2610 (1.73V) C10-12-12-32 SuperPI 32M: click
- DDR3-2610 (1.73V) C10-12-12-32 Y-Cruncher (15GB): click
Board has a memory MHz wall around 2610MHz. Hopefuly a new BIOS will fix that
B. With Rampage IV Extreme
- DDR3-2300 (1.77V) C8-11-11-28 SuperPI 32M: click
- DDR3-2400 (1.80V) C8-12-12-30 CPU-Z Validation: click
- DDR3-2634 (1.75V) C10-12-12-31 Y-Cruncher (15GB): click, click
- DDR3-2640 (1.81V) C9-12-12-31 CPU-Z Validation: -- will upload later --
- DDR3-2640 (1.82V) C9-12-12-31 SuperPI 32M: click
- DDR3-2644 (1.75V) C10-12-12-31 SuperPI 32M: click
- DDR3-2666 (1.73V) C10-12-12-31 CPU-Z Validation: click
- DDR3-2666 (1.73V) C10-12-12-31 SuperPI 32M: click
C. Info on IMC temperature and memory overclocking
Seems like we need to push the temperature far into the positives to get nice memory frequencies on Sandy Bridge-E. For fun, I tested the maximum frequency with LN2 and ended up with Pi-32M stable at DDR3-2666 at 70°C ...
Conclusion
This kit actually surprised me a bit. I tested some DDR3-2400 rated kits in the past and usually overclocking didn't go too well. This one seems to be capable of more than what I reached so far as the IMC of this Sandy Bridge-E CPU is not able to surpass DDR3-2640 (which is already quite nice).
I'm looking forward to test this kit on Ivy Bridge platform in the next couple of weeks. Stay tuned!
(ps: also check other people's test reports and reviews to have an even better view on the capabilities of this kit)
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