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SSD

 

Sandisk came out with ExtremeFFS which boosts random write performance by 100x. It is aimed at Vista but could also help Windows 7, which likes SSD's. Perhaps this has not been tested yet in this article.

SLC Industrial Flash SSDs

SLC lasts 10x longer than MLC and more appropriate for computers, works better (has only 2 state levels, not 3), and it is faster. it is also more robust (less prone to failure). but it comes in much smaller sizes. you don't have to be a business! off the shelf you get the teeny stuff, but the large sizes are reserved for enterprise use... where you start seeing the 1TB drives are the 3.5" form factors. prices have really come down.
newegg SLC SSD's. see newegg.com. 8GB-16GB $95-$165
1/1/2012.
nextag SLC SSD's. see nextag.com. 512MB-128GB $95-$165
1/1/2012.
reliable if you use industrial flash. PQI, M-Systems/SanDisk, Bitmicro, and Adtron use Industrial Flash, which is more desireable. 3xMTBF (Mean Time Between Failure) of regular hard disks. 40% faster boot time. much faster read and write times. very expensive 64GB/$1100... SSD's require far less power & generate far less heat than hard disks.
the battery-backed-ram type usually are either a PCI/PCIe card or fits in a 3.5" or 5.25" bay. I suggest you look closely at the wikipidia page for resources! PQI has an enterprise drive in 256GB. the 2.5" can be installed in a laptop probably, or mounted in a 2.5" external USB drive case, or mounted in a 5.25" bay with a bracket (IDE). Prices are expensive now, but are coming down rapidly as flash memory prices come down and density goes up.
pqi S525 (DK9 series) SSD's 32GB-128GB (256GB coming), available through bigboytech, yesbuy, atacom, .
appears you can only order if you are a business ordering in bulk. go for their industrial SSD's. forget the DOM (they are for board mounting).
sandisk OEM 1.8", 2.5", available from nextag 64GB/$547
up to 128GB as of Dec 10, 2008. oem 64GB 2.5" SSD SATA. 128GB SATA 2.5" and UATA available, but being EOL'd.
BiTMICRO who sells thru e-disk Altima series (all shapes and sizes! including SAS and Fibre Channel) 1.6TB SCSI 3.5"
3.5" disks up to 1.6TB also in Ultra320 SCSI, SAS - should blaze! The max that E-disk (the sales arm?) offers is 640GB SATA. BitMicro only sells to companies - not available retail. SCSI drive is 230MB/s sustained. Zoom!
Adtron, available from $
up to 160GB as of Dec 10, 2008. not available retail.
Texas Memory Systems(TMS) 512GB RAMSAN, 2TB RamSan-500 (FC or IB ports) - other models available 713-266-3200
it's a array of 9 RAID-5 removeable Flash SSD disks with DDR SDRAM cache. 6U high rack unit I think. SAN stands for Storage Area Network, which means it appears like local disks to the server. The world's fastest storage. If you have a database you are running, get one of these! Uses SLC Flash which is better than most, has max 100,000writes/block, and under-reporting and wear-leveling is used to evenly distribute the writes, so a card will last for 3.25 years. Smaller-capacity units available. The memory in a RAMSAN can be shared across multiple servers simultaneously. The RamSan does not need to be thrown out when you upgrade your server. RAMSAN is a more economical way to accumulate large memory capacities. Redundant-battery-backed DDR ECC cache RAM with either RAID hard disk or RAID flash to backup to. ChipKill protects data in case a memory chip goes out. Lots of redundancy. If you can boot from SAN, you can boot from RANSAN.
This is for accelerating databases like Oracle and avoiding the expense of upgrading servers, RAM, & RAID (reducing costs) and also for online transaction processing, data warehousing, file system metadata acceleration, database systems, non-linear video editing, software configuration and versioning tools acceleration and testing/benchmarking. Please see Solid State Disk Solutions for more ideas.
Windows, Linux (Red Hat, Suse), Solaris, HP-UX, AIX, IRIX, OpenVMS, HP Non-Stop, and Mac OS.
MLC Commercial Flash SSDs
this is the 3-level-state flash that lasts 1/10 as long as SLC and is slower, and less robust (more prone to failure). but it comes in larger sizes.
OCZ Revo Drive 3 X2 1200MegaByte/Sec PCI-ex4 SSD. see newegg.com.
1200megabytes/sec
psism SSD's. see these. 400GB $5104 MOQ 10
Have not tried to order. but I bet you have to be a business.
samsung 1.8"/2.5" SATA II/PATA FlashSSD, available through Dell (soon - link contains all dell-hosted SSD products), samsung.
16G,32G,64G models. ordering information on the site is totally useless (maybe even irrelevant) and probably requires a human being. 64G:100MB/S read, 80MB/S write. 3655 North First St., San Jose, CA 95134-1713, Tel: 408-544-4000 FAX: 408-544-4950
Samsung up to 256GB SSD, available at nextag $305-749
4GB NiMH battery-backed-ramdisk.
Gigabyte Technology GC-RAMDISK Iram Storage Ctrl CARD-SUP UP To 4GB DD (PCI), available at nextag $125
4GB NiMH battery-backed-ramdisk.
Crucial 64GB SSD's & ssd kits for commercial sale
you can buy as a consumer.
Super Talent SSD's available from flash-memory-store, $715 120GB 2.5" SATA II, $4730 128GB 3.5" or 2.5" SATA. 1.8" 32GB SATA $1300. $7645 256GB 3.5" SATA
smaller sizes available. shop wisely. laptop drives are different than desktop (different interface).
SSD's at newegg $29,$195-765
all seem to be 2.5" except for 1 $29 4GB expresscard.
intel x25-v, x25-m 2.5" SSD's at x25-v newegg $125, x25-m newegg $219-439
m is high-performance by using a RAID configuration of the flash and is sold to gamers.
256GB SSD's at newegg $659-1019
512GB SSD's at newegg $1399-1929
1TB SSD's at newegg $3799