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Crucial Ballistix Tracer DDR2-800 2GB Memory Kit
 
Author:
Editor:
Sponsor:
Published:
Max Slowik
Beth
Crucial
Aug. 30, 2007
Test Setup

We bench RAM on high-end hardware with heavy overclocking features to rule out potential motherboard, processor, and video card bottlenecks, while using synthetic testing applications and games for benchmarks. Each benchmark is run three times and the results of each test are averaged together. Lastly, we overclock the memory to round out the review.

Test Computer

Processor: AMD Athlon64 X2 6000+ (Sponsored by AMD)
Memory: Crucial 2x1024MB DDR2 800MHz @ 5-5-5-15 (Sponsored by Crucial)
Motherboard: DFI LANPARTY UT NF590 SLI-M2R/G
Power Supply: Thermaltake Purepower 1000W (Sponsored by Thermaltake)
Operating System: Windows XP Professional w/ SP2 (Sponsored by Microsoft)

Testing: Synthetic Applications

SiSoft Sandra

SiSoft's Sandra is a comprehensive benchmarking utility, with very nice memory tools. We use it to measure system bandwidth and memory latency, both of which have direct impact on a computer's overall performance.

SiSoft Sandra Bandwidth
(Show All Graphs)
Float Integer
OCZ Platinum DDR2-800 r2
Crucial Ballistix Tracer DDR2-800
Crucial Standard DDR2-800
8256
8247
7917
0
MB/s
12000
 
 
Float Integer
Crucial Ballistix Tracer DDR2-800
OCZ Platinum DDR2-800 r2
Crucial Standard DDR2-800
8235
8204
7985
0
MB/s
12000
 
 

SiSoft Sandra Latency
Linear
Crucial Ballistix Tracer DDR2-800
OCZ Platinum DDR2-800 r2
Crucial Standard DDR2-800
19
20
21
0
ns
50
 
 

SiSoft Sandra Latency
Random
Crucial Standard DDR2-800
OCZ Platinum DDR2-800 r2
Crucial Ballistix Tracer DDR2-800
95
91
88
0
ns
150
 
 

SuperPi

SuperPi is used to relate the real-world benefits of lower latencies and greater system bandwidth. We use SuperPi Mod 1.5 for finer definition; milliseconds instead of seconds.

SuperPi
1 Million Digits
OCZ Platinum DDR2-800 r2
Crucial Ballistix Tracer DDR2-800
Crucial Standard DDR2-800
29.01
29.03
29.125
0
sec
50
 
 

SuperPi
2 Million Digits
OCZ Platinum DDR2-800 r2
Crucial Ballistix Tracer DDR2-800
Crucial Standard DDR2-800
67.03
67.06
67.25
0
sec
100
 
 

SuperPi
4 Million Digits
Crucial Ballistix Tracer DDR2-800
OCZ Platinum DDR2-800 r2
Crucial Standard DDR2-800
147.28
147.34
147.64
0
sec
200
 
 

 
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Page 2 of 5
Next >>
Page 1: Introduction & The Memory
Page 2: Testing: Synthetic Applications
Page 3: Testing: Games
Page 4: Performance Summary & Overclocking
Page 5: Conclusion


3 User Comments
1 - Posted by Caution on August 31, 2007 - 10:48 am

Most of the test results show less than 1% difference between memory modules. What's the margin of error on those tests? If it's 1% (or, more likely, more), the differences are completely irrelevant and probably not reproducible.

On the overclocking experiments, how long have you run your oc'ed RAM before declaring it works? An hour? A day? A week?

Like most RAM reviews, this is totally meaningless.

2 - Posted by Kurtis on August 31, 2007 - 2:01 pm

Each benchmark is run three times and the results of each test are averaged together. So yes, the results can be reproduced.

3 - Posted by Max Slowik on September 10, 2007 - 12:44 pm

I posted a reply and then deleted it--first negative feedback I've ever gotten on a review, and I took it a little too far into a "fuck you so what I fucked your mom with a pipe" direction. Without further ado, a good response:

"Most of the test results show less than 1% difference between memory modules. What's the margin of error on those tests?"

It varies from games around .06% and with synthetic apps to .003%. That is orders of magnitude less than 1% and 1/1200th or so of the average stated margin of error of other review sites. I produced these numbers from my actual paper results, and some quick tests I could do right now.

"If it's 1% (or, more likely, more), the differences are completely irrelevant and probably not reproducible."

It is entirely reproducible, but I won't go as far as to say entirely relevant*.

"On the overclocking experiments, how long have you run your oc'ed RAM before declaring it works? An hour? A day? A week?"

I consider eight hours a successful overclock, since overclocks vary a great deal and it doesn't pay to go for more when the very next kit by the same company will overclock differently. I let things run overnight and check the time stamps the next day. Of the DDR2 I've reviewed only the (upcoming) OCZ memory failed to run all the way overnight, but was still stable for the first 20 hours. Even then, that was only on the stock timings/voltages overclocking test. By testing the RAM at such high voltages, it's easy to get the theoretical best possible clockspeed of the RAM, too. If it doesn't fail in the first ten minutes, it runs for hours. The downside is that 2.4V really will kill RAM, so it wouldn't really be safe without special cooling, and I can't predict how the reader will cool his or her computer.

"Like most RAM reviews, this is totally meaningless."

Tell me what you want and I'll adapt my reviews to follow suit.

*Unless everyone in the world is using the same model number Athlon X2 6000+, with their DFI NF590 SLI-MR2/G motherboards flashed with the same BIOS, also using a PNY XLR8 8800GTX OC, the results of a review can only be compared to like reviews. You have to use your noodle to guess how my results compare to other's results, and also how to apply those to your potential needs. The reason I don't include benchmarking results of the overclocked memory is that it's not really possible to scale the processor in parallel with the RAM.

Finally, the synthetic and real-world results of all these memory kits operate within a few tenths of a percent of each other. What this means is not that the reviews are useless, but rather that all DDR2-800 is similar. So similar as to be practically identical, and there's really no way of telling what kit is inside a computer without opening it up.

There is only one arena where memory behaves elementally differently: overclocking. And by the results I have, I can say that most kits are cut from different cloth. Because of this, I cover overclocking with a good spread of tests. But again, you can't say that everyone's processors will overclock 1:1 with the RAM, so it's fruitless to provide benchmarks of an overclocked system.

For everyone who's not interested in overclocking: just buy the cheapest RAM you can get, from a company you trust, with a warranty you like. It's otherwise indistinguishable.

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