"CJM" <email@example.com> wrote in message
>I tried using my 512Mb Kingston DataTraveller USB2.0 flash drive for the
>Speedboost feature, but the OS responded say something to the effect of
>'you drive isn't fast enough/good enough' for this prupose.
> I'm surprised at this. Is there any indication anywhere of what is
> required of a usb drive to be suitable for SpeedBoost?
Here is more than you ever wanted to know about ReadBoost!
From Tom Archers blog on ReadyBoost msg by Sefi on Sept 12, 2006
In some cases even a slower USB device could help. For example an older
with 1G ram and a slow HDD (4200RPM). It these cases you can enable
with a slow device.
1. Let Vista test is, and check the Do not Retest this device checkbox.
2. Unplug the device
3. Go to regedit
4.find the key related to you device (the device vendor and name is in the
5. Change the follwing values:
Device Status 0x02
6. Plug the device, right click on it to open properties and enable cache.
A list of devices
A recent review of devices and list of those that worked
ReadyBoost compatible devices must have do 2.5MB/sec throughput for 4K
random reads and 1.75MB/sec throughput for 512K random writes, if they don’t
they won’t qualify.
· Apacer Handy Steno 2GB
· SanDisk Cruzer Mini 256MB
· Kingston DataTraveler ELITE
· Crucial Gizmo!Overdrive
· SanDisk Cruzer Micro (U3) 2GB
· Sony MicroVault 512MB
· Lexar Secure 1GB
· SanDisk Cruzer mini 256MB
· SanDisk Cruzer Micro 1GB
· Crucial Gizmo 256MB
· SanDisk Cruzer Mini 1GB
· Apacer HT203 1GB
· ATP Petito 1GB
· Sony MicroVault 256MB
· Kingston Data Traveler 1 1GB
· Sony MicroVault Tiny 2GB
· Patriot Xporter XT 4GB
· SanDisk Ultra II CompactFlash 2GB
Best for Price: Apacer Handy Steno HT2003
Best for Price against Performance: Apacer Handy Steno HT2003
Best overall performance: Apacer Handy Steno HT2003