Passmark:
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The score from Passmark is a little surprising, as the Phenom II X2 560 BE scored a much higher score than the Athlon II X2 265 processor. This is most likely due to the absence of L3 Cache in the Athlon II X3 450. Now this Athlon II X3 450 did score higher than the Athlon II X2 265 but just seven points.
3DMark 06:
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The 3DMark 06 performance of the Athlon II X3 450 when paired with the Geforce GTX 280 was pretty respectable and actually was faster than the Phenom II X2 560 BE at stock speeds. The Athlon II X3 450 comes with a price tag that is just a few dollars more than the Athlon II X2 265 giving you one more core to assist you with which ever games or application you are using.

I’ve been reading alot of articles on the Athlon II 450 X3 Rana 45nm Technology which I have in my computer. Most of them say you can unlock the 4th core and get advantages of more speed. I am running 8.00 GB Dual-Channel DDR3 @ 669MHz, with a BIOSTAR Group N68S3+ (CPU 1) motherboard and 256MB GeForce 8400 GS (XFX Pine Group) video card and Creative xfi sound card. Do you think its a good idea to re-set my CPU configeration to “auto” and unlock the forth core?
I would appreciate your advise, I’m leary of others I have read.
There is a lot of talk about this and from what I know, it is not as simple as a BIOS change. In the manufacturing process AMD has disabled a core on the die of the processor itself. There is talk (if you permit the expression of “around the water cooler)” that some people have used a single strand of wire to connect the core or that they used a pencil eraser to enable this physical disconnection. Honestly, until I see this first hand, I won’t believe it till I see it myself. I would chalk this talk of changing a BIOS or using a wire to jumper the core as none sense. The physical disconnect of a single core on the processor die is a fraction of a nanometer. No one with a home soldering kit would not be able to reconnect this disabled core or use a BIOS change to enable it.
Hi,
Your motherboard does not support core unlocking.
This one is cheap and does support core unlocking http://www.amazon.co.uk/Asus-M5A78L-M-Motherboard-Socket-Unlocker/dp/B004ZOH1I6/ref=wl_it_dp_o_pdT1_S_nC?ie=UTF8&coliid=I7CHDHJ2OAHEA&colid=269MO0OHK392Y
Hi there, my name is Kristeen Depriest and I have to point out that AMD Athlon II X3 450 Reviewed | TechwareLabs is really a remarkable piece of writing.
i unlocked the 4th core and got a windows 7 score of 7.3 from previous 6.9 with 3 cores.