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Review: Corsair DOMINATOR DDR3-1,866: 30GB/s bandwidth for Core i7

by Tarinder Sandhu on 4 February 2009, 14:12 3.35

Tags: Corsair

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Gaming, and overclocking

RAM: ET: QW - 1,024x768 0xAA 0xAF low
Corsair DDR3-1,866 CL9 6GB DOMCorsair DDR3-1,600 CL8 6GB DOMCrucial DDR3-1,066 CL7 6GBCrucial DDR3-1,333 CL9 3GB
200.6194181184.6


RAM: ET: QW - 1,680x1,050 4xAA 16xAF vhq
Corsair DDR3-1,866 CL9 6GB DOMCorsair DDR3-1,600 CL8 6GB DOMCrucial DDR3-1,066 CL7 6GBCrucial DDR3-1,333 CL9 3GB
85.38483.682.8


RAM: Far Cry 2 - 1,680x1,050 - ranch long - vhq
Corsair DDR3-1,866 CL9 6GB DOMCorsair DDR3-1,600 CL8 6GB DOMCrucial DDR3-1,066 CL7 6GBCrucial DDR3-1,333 CL9 3GB
55.0254.253.9552.49


RAM: Far Cry 2 - 1,680x1,050 - ranch long - vhq (min)
Corsair DDR3-1,866 CL9 6GB DOMCorsair DDR3-1,600 CL8 6GB DOMCrucial DDR3-1,066 CL7 6GBCrucial DDR3-1,333 CL9 3GB
26.1126.1625.1820.66


The gaming results kind of mirror the 2D's, that is, faster memory does help, but the benefits aren't as startling as you may expect them to be, even on an Intel Core i7 965 Extreme Edition CPU.

However, the Far Cry 2 test is run with the system already set to consume 1.5GB of memory, by opening up a set number of applications, to reflect real-world usage. We reckon that most people begin gaming without closing everything down or rebooting, so it mimicks real-life play.

6GB is better than 3GB for the simple reason that it smoothes out the lows, leading to better game-play.

Overclocking

Maximum stable frequency 8-8-8-24 2T
Corsair DDR3-1,866 CL9 6GB DOMCorsair DDR3-1,600 CL8 6GB DOMCrucial DDR3-1,066 CL7 6GBCrucial DDR3-1,333 CL9 3GB
1888169214801562


Bringing down the latencies to 8-8-8-24-2T, slightly more aggressive than the shipping 9-9-9-24-2T, and raising operating VDIMM to 1.75MHz and strapping the AIRFLOW on top, we managed to hit a 20-minute Memtest86 pass at an effective 1,888MHz. Not too shabby, eh?