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 All About Harddisk Thread V3, Discussion for Good Harddisk

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5564321
post Jul 23 2010, 06:39 PM

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QUOTE(everling @ Jul 23 2010, 06:01 PM)
Because SSDs are a lot harder to make than HDDs and the next generation of SSD technology isn't quite in place yet. As for 'insider' information, it's well known that Intel is working on releasing it's 3rd gen stuff in the second half of the year. When Intel released their 2nd gen stuff, prices dropped 60%, so hopefully something similar will happen for the 3rd gen.
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Its normal when next gen stuffs come out for electronic products. When I searching for SSD, their prices are still expensive. When I'm thinking I could get 2 1TB drives and RAID0 them for the price of 1 SSD, I simply stopped the mind of getting SSD. Somemore I get 1 TB vs 40GB. ohmy.gif

Wa, Jayacom selling F3 1TB for RM181! Wow! blink.gif RAID0 setup only for RM362, haha.
saturn85
post Jul 23 2010, 07:53 PM

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haha, maybe aiming SSD for it's access time?
far lower then HDD. brows.gif
TSmitodna
post Jul 23 2010, 07:59 PM

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SSD are speculated to be same price but double the storage space by Q4.
FidelisGVR
post Jul 23 2010, 08:51 PM

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QUOTE(mitodna @ Jul 23 2010, 12:34 PM)
Try to benchmark it, if around 30MB/s, it doesn't really matter much.
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will this do?

user posted image
single file, averaging around 37-41 MBps

user posted image
multiple files averaging around 8-10 MBps

so, do these values differ much from the "ready-made" external hdds?

everling
post Jul 23 2010, 09:47 PM

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QUOTE(5564321 @ Jul 23 2010, 06:39 PM)
Its normal when next gen stuffs come out for electronic products. When I searching for SSD, their prices are still expensive. When I'm thinking I could get 2 1TB drives and RAID0 them for the price of 1 SSD, I simply stopped the mind of getting SSD. Somemore I get 1 TB vs 40GB. ohmy.gif

Wa, Jayacom selling F3 1TB for RM181! Wow! blink.gif RAID0 setup only for RM362, haha.
*
A good SSD will still crush a RAID 4x 1TB array in raw performance like boot speeds. The best way to utilise SSDs is to buy only one for your OS, applications and games partition. Use cheaper huge capacity HDDs for your data storage like audio, video and pictures.



FidelisGVR, for multiple files, HDD performance usually suffers greatly, because their access times are very slow.
mikelim89
post Jul 23 2010, 10:30 PM

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I want to ask something about External Harddisk and i not sure whether am i posting this question in correct section. My friend asking me to help him get a 500gb external hard disk. His budget is around <Rm300. What kind or brand External Hard Disk can he get? 3.5' or 2.5' also can. I nid help since i am a noob XD
FidelisGVR
post Jul 23 2010, 10:41 PM

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QUOTE(everling @ Jul 23 2010, 09:47 PM)
FidelisGVR, for multiple files, HDD performance usually suffers greatly, because their access times are very slow.
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yeah, i know that.. it's just that i'm wondering: can these figures go up (or down) if different hdd enclosures are used, like say if we compare between mine, a cap ayam cliptec enclosure and a WD Passport, for example.
TSmitodna
post Jul 23 2010, 11:11 PM

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Maybe the value will go up with e-sata.
saturn85
post Jul 23 2010, 11:59 PM

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seldom see e-sate external harddisk lo, mostly still usb 2.0 one.
5564321
post Jul 24 2010, 12:48 AM

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QUOTE(everling @ Jul 23 2010, 09:47 PM)
A good SSD will still crush a RAID 4x 1TB array in raw performance like boot speeds. The best way to utilise SSDs is to buy only one for your OS, applications and games partition. Use cheaper huge capacity HDDs for your data storage like audio, video and pictures.
FidelisGVR, for multiple files, HDD performance usually suffers greatly, because their access times are very slow.
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Yes, I agree. SSDs are strong in access time. Still, the cost/performance, HDD is still leading including cost/storage size.

I was hoping 80GB or more will be more affordable. 40GB/64Gb is too small for general use. Especially when there are many large programs and files generated by those programs. You always don't want your HDD shown in red color indicate few more GBs available.


Added on July 24, 2010, 12:51 am
QUOTE(saturn85 @ Jul 23 2010, 11:59 PM)
seldom see e-sate external harddisk lo, mostly still usb 2.0 one.
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Yeah. e-sata is quite hard to find. I think USB 3.0 will dominate for the next gen spec.

@mikelim, there are many brands available. Just get those famous one like WD, Seagate, Buffalo etc. Get 2.5" one, 3.5 is simply too big to carry around, unless you want external storage solution for your desktop. icon_rolleyes.gif

This post has been edited by 5564321: Jul 24 2010, 12:51 AM
saturn85
post Jul 24 2010, 12:56 AM

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think so, e-sata not a popular interface compared to USB.
also not all motherboard will have e-sata connection. hmm.gif
donpapachino
post Jul 24 2010, 04:36 AM

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if im not mistaken, for ssd you need to allocate ~20% free space, so that the drive wont suffer from performance degradation.

so if 80gb less 20% free space, actual can use until 64gb only, before taking a performance hit. sweat.gif
cannavaro
post Jul 24 2010, 05:30 AM

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QUOTE(mikelim89 @ Jul 23 2010, 10:30 PM)
I want to ask something about External Harddisk and i not sure whether am i posting this question in correct section. My friend asking me to help him get a 500gb external hard disk. His budget is around <Rm300. What kind or brand External Hard Disk can he get? 3.5' or 2.5' also can. I nid help since i am a noob XD
*
Since you don't mind the dimension get a 3.5" one, better value for money.
Samsung 1TB Spinpoint F3 (HD103SJ) = RM 181 (Jayacom)
+
Nexstar CX (NST-300S2-BK) = RM 75 (LYN traders)

Total = RM256

Edit:
Oops.. overlooked the fact that your friend wanted a 500GB external hard disk... oh well he can get a 1TB one for that budget so you might as well tell him that. tongue.gif

This post has been edited by cannavaro: Jul 24 2010, 05:31 AM
mikelim89
post Jul 24 2010, 07:31 AM

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QUOTE(cannavaro @ Jul 24 2010, 05:30 AM)
Since you don't mind the dimension get a 3.5" one, better value for money.
Samsung 1TB Spinpoint F3 (HD103SJ) = RM 181 (Jayacom)
+
Nexstar CX (NST-300S2-BK) = RM 75 (LYN traders)

Total = RM256

Edit:
Oops.. overlooked the fact that your friend wanted a 500GB external hard disk... oh well he can get a 1TB one for that budget so you might as well tell him that. tongue.gif
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rclxms.gif thx u. i will tell him about this.
jolipoli81
post Jul 24 2010, 02:53 PM

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i'm thinking of getting a 2.5" external hdd 500GB, does buffalo ext hd comes with e-sata? or any other better brands that comes with e-sata? thanks in advance
TSmitodna
post Jul 24 2010, 05:00 PM

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QUOTE(jolipoli81 @ Jul 24 2010, 02:53 PM)
i'm thinking of getting a 2.5" external hdd 500GB, does buffalo ext hd comes with e-sata? or any other better brands that comes with e-sata? thanks in advance
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e-sata has a limitation, it can't power up the drive..., thus, you need to have a USB and e-sata port

USB 3.0 requires new accessory if you on USB 2.0
saturn85
post Jul 24 2010, 05:20 PM

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QUOTE(donpapachino @ Jul 24 2010, 04:36 AM)
if im not mistaken, for ssd you need to allocate ~20% free space, so that the drive wont suffer from performance degradation.

so if 80gb less 20% free space, actual can use until 64gb only, before taking a performance hit. sweat.gif
*
hey, is that means if i have an 80GB SSD, to avoid performance hit,
then i can only format 64GB to use, then the other 16GB leave it unformat?
cherroy
post Jul 24 2010, 05:39 PM

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QUOTE(jolipoli81 @ Jul 24 2010, 02:53 PM)
i'm thinking of getting a 2.5" external hdd 500GB, does buffalo ext hd comes with e-sata? or any other better brands that comes with e-sata? thanks in advance
*
It doesn't make sense for a 2.5" to have e-sata. That's why you see little 2.5" come with it.
2.5" main function is portability and ease to use.
With e-sata, you either need adapter to power up the hdd, or need to use USB as power supply source. Either one means less portability and troublesome already.

For 3.5" yes, e-sata is useful.
jolipoli81
post Jul 24 2010, 07:25 PM

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QUOTE(mitodna @ Jul 24 2010, 05:00 PM)
e-sata has a limitation, it can't power up the drive..., thus, you need to have a USB and e-sata port

USB 3.0 requires new accessory if you on USB 2.0
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QUOTE(cherroy @ Jul 24 2010, 05:39 PM)
It doesn't make sense for a 2.5" to have e-sata. That's why you see little 2.5" come with it.
2.5" main function is portability and ease to use.
With e-sata, you either need adapter to power up the hdd, or need to use USB as power supply source. Either one means less portability and troublesome already.

For 3.5" yes, e-sata is useful.
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oh, i didn't know that e-sata couldn't power up the device. thanks for the info anyway
and about usb 3.0, does our conventional USB ports and windows 7 supports it?
according to here, they said it will work fine
SSJBen
post Jul 24 2010, 07:28 PM

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QUOTE(donpapachino @ Jul 24 2010, 04:36 AM)
if im not mistaken, for ssd you need to allocate ~20% free space, so that the drive wont suffer from performance degradation.

so if 80gb less 20% free space, actual can use until 64gb only, before taking a performance hit. sweat.gif
*
QUOTE(saturn85 @ Jul 24 2010, 05:20 PM)
hey, is that means if i have an 80GB SSD, to avoid performance hit,
then i can only format 64GB to use, then the other 16GB leave it unformat?
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laugh.gif

That used to be the case on 1st gen SSDs (especially those based on Intel) which doesn't support the TRIM command.
So the issue becomes that the drive will get a performance hit over time, wherter or not if you allocate ~20% of space.

These days, SSDs which has the TRIM command doesn't suffer from this issue.
Indilinx, Marvell and Sandforce based SSDs all have the TRIM command supporterd under Windows 7.

However the biggest issue now for SSD (aside from its price obviously), is that Sandforce based SSDs (which provides some of the fastest SSD around the market) suffers from file compression.
Earlier this year, SSDs that are built with the Sandforce controller would come on the pack saying it has 128GB of storage space but really the actual formatted space that you get is only 93GB or so.

The issue is getting resolved now, but Sandforce based SSDs despite being one of the fastest and probably the best value for money (other than cheapo Indilinx Barefoot Eco controllers) still does suffer from the file compression issue.

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