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Poor 1GB RSDVMMC performance...Expand / Collapse
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Posted 6/7/2006 9:17 AMPost #4611
 

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Like many others in this forum I'm experiencing very poor performance with this card. I'm using a Nokia N70 with firmware v5.0609.2.0.1 01-03-06 RM-84.

With around 20% of the cards capacity used it will become too slow to practically use. I've tested the cards read (and identical write) speed (16kb block size as per the FAT file system cluster size) via a SanDisk USB2.0 card reader and a card reader I purchased from MobyMemory, on two different PC's. Below you can see the results of the generated log file. The card has been tried in a 6630 and a 6680, both of which exhibit the same problems.

Test results (these were run 5 times and the following values never changed):

result: 5120KB/soffset: 0% 2560KB
result: 4800KB/soffset: 1% 19600KB
result: 5056KB/soffset: 2% 22128KB
result: 5056KB/soffset: 3% 39488KB
result: 5088KB/soffset: 4% 42032KB
result: 5056KB/soffset: 5% 59728KB
result: 5056KB/soffset: 6% 62256KB
result: 5056KB/soffset: 7% 79952KB
result: 4800KB/soffset: 8% 82352KB
result: 5056KB/soffset: 9% 100064KB
result: 5088KB/soffset: 10% 102608KB
result: 5088KB/soffset: 11% 117824KB
result: 5024KB/soffset: 12% 120336KB
result: 5088KB/soffset: 13% 138096KB
result: 5024KB/soffset: 14% 140608KB
result: 5088KB/soffset: 15% 158336KB
result: 5056KB/soffset: 16% 160864KB
result: 5088KB/soffset: 17% 178592KB
result: 5088KB/soffset: 18% 181136KB
result: 5024KB/soffset: 19% 198864KB
result: 5056KB/soffset: 20% 201392KB
result: 5088KB/soffset: 21% 219024KB
result: 5056KB/soffset: 22% 221552KB
result: 1408KB/soffset: 23% 240112KB
result: 1376KB/soffset: 24% 240800KB
result: 1408KB/soffset: 25% 260304KB
result: 1376KB/soffset: 26% 260992KB
result: 1376KB/soffset: 27% 280432KB
result: 1408KB/soffset: 28% 281136KB
result: 1408KB/soffset: 29% 300640KB
result: 1376KB/soffset: 30% 301328KB
result: 1408KB/soffset: 31% 320096KB
result: 1376KB/soffset: 32% 320784KB
result: 1376KB/soffset: 33% 340112KB
result: 1408KB/soffset: 34% 340816KB
result: 1408KB/soffset: 35% 360240KB
result: 1376KB/soffset: 36% 360928KB
result: 1408KB/soffset: 37% 380432KB
result: 1376KB/soffset: 38% 381120KB
result: 1376KB/soffset: 39% 400560KB
result: 1376KB/soffset: 40% 401248KB
result: 1376KB/soffset: 41% 420736KB
result: 1408KB/soffset: 42% 421440KB
result: 1376KB/soffset: 43% 440880KB
result: 1408KB/soffset: 44% 441584KB
result: 1376KB/soffset: 45% 460368KB
result: 1408KB/soffset: 46% 461072KB
result: 1312KB/soffset: 47% 480496KB
result: 1408KB/soffset: 48% 481200KB
result: 1248KB/soffset: 49% 500576KB
result: 1408KB/soffset: 50% 501280KB
result: 1376KB/soffset: 51% 520624KB
result: 1408KB/soffset: 52% 521328KB
result: 1408KB/soffset: 53% 540752KB
result: 1376KB/soffset: 54% 541440KB
result: 1408KB/soffset: 55% 560912KB
result: 1376KB/soffset: 56% 561600KB
result: 1408KB/soffset: 57% 581008KB
result: 1376KB/soffset: 58% 581696KB
result: 1376KB/soffset: 59% 601184KB
result: 1408KB/soffset: 60% 610864KB
result: 1376KB/soffset: 61% 621280KB
result: 1408KB/soffset: 62% 631008KB
result: 1408KB/soffset: 63% 640736KB
result: 1408KB/soffset: 64% 651120KB
result: 1408KB/soffset: 65% 660832KB
result: 1376KB/soffset: 66% 671136KB
result: 1408KB/soffset: 67% 681488KB
result: 1376KB/soffset: 68% 691216KB
result: 1376KB/soffset: 69% 700944KB
result: 1408KB/soffset: 70% 711328KB
result: 1408KB/soffset: 71% 721040KB
result: 1408KB/soffset: 72% 731472KB
result: 1376KB/soffset: 73% 741200KB
result: 1344KB/soffset: 74% 751568KB
result: 1376KB/soffset: 75% 761296KB
result: 1376KB/soffset: 76% 771024KB
result: 1376KB/soffset: 77% 781456KB
result: 1376KB/soffset: 78% 791168KB
result: 1376KB/soffset: 79% 801552KB
result: 1376KB/soffset: 80% 811280KB
result: 1376KB/soffset: 81% 821696KB
result: 1376KB/soffset: 82% 831424KB
result: 1408KB/soffset: 83% 841648KB
result: 1376KB/soffset: 84% 851296KB
result: 1376KB/soffset: 85% 861728KB
result: 1408KB/soffset: 86% 871472KB
result: 1376KB/soffset: 87% 881840KB
result: 1376KB/soffset: 88% 891568KB
result: 1408KB/soffset: 89% 901952KB
result: 1408KB/soffset: 90% 911664KB
result: 1408KB/soffset: 91% 922032KB
result: 1376KB/soffset: 92% 931760KB
result: 1376KB/soffset: 93% 941472KB
result: 1408KB/soffset: 94% 951920KB
result: 1376KB/soffset: 95% 961648KB
result: 1408KB/soffset: 96% 971968KB
result: 1376KB/soffset: 97% 972656KB
result: 1376KB/soffset: 98% 992128KB
result: 1376KB/soffset: 99% 1001792KB

Several tools were used to test the cards poor performance but the one used to generate the above log file is available for free at this site: http://www.steelbytes.com/?mid=20

So, is the card faulty, incompatible, B grade stock etc. Your thoughts please.
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