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-   -   Tilera - Manycore (https://www.mersenneforum.org/showthread.php?t=16525)

lorgix 2012-02-12 12:08

Tilera - Manycore
 
[URL="http://www.tilera.com/products/processors/TILE-Gx-3000"]Could this be a good siever?[/URL] (ECM?)

Tilera has created a 100-core processor and some other interesting stuff.

Does anyone here have experience with their products?

science_man_88 2012-02-12 12:45

[QUOTE=lorgix;289129][URL="http://www.tilera.com/products/processors/TILE-Gx-3000"]Could this be a good siever?[/URL] (ECM?)

Tilera has created a 100-core processor and some other interesting stuff.

Does anyone here have experience with their products?[/QUOTE]

no I don't have experience with the products. without accounting for latency etc. the 100 core at 1.5 GHz is about 22 times my 2 core processor.

xilman 2012-02-12 15:46

[QUOTE=lorgix;289129][URL="http://www.tilera.com/products/processors/TILE-Gx-3000"]Could this be a good siever?[/URL] (ECM?)

Tilera has created a 100-core processor and some other interesting stuff.

Does anyone here have experience with their products?[/QUOTE]Strangely enough I was looking at their web page a couple of days ago, though for entirely different reasons.

There product may be very interesting indeed but until relatively easy access to a working system is available it's hard to make any significant comment.

science_man_88 2012-02-12 16:53

[QUOTE=science_man_88;289131]no I don't have experience with the products. without accounting for latency etc. the 100 core at 1.5 GHz is about 22 times my 2 core processor.[/QUOTE]

I just realized my calculation is for 1 processor with 3 it's up to 66 times the 8000 series is 4 processors for up to 88 times.

lorgix 2012-02-13 10:21

[QUOTE=science_man_88;289131]no I don't have experience with the products. without accounting for latency etc. the 100 core at 1.5 GHz is about 22 times my 2 core processor.[/QUOTE]
The architecture is different. So IPC differs.

I believe I read somewhere that the CPU-power of the 700MHz ARM in Raspberry Pi was comparable to that of a 300MHz PIII. Another piece of interesting hardware. ($25 with 128MB RAM, or $35 with 256MB RAM + Ethernet and an extra USB 2.0)

fivemack 2012-02-13 11:57

So you can get one 700MHz ALU from Raspberry Pi for $25 and 2.5 watts, or 1792 800MHz ALUs from AMD for $500 and 250 watts, and the software hasn't been ported to either.

Tilera are packet-processing machines, as far as I can see their role is to have a lot of network interface onto the chip and to be easier to program than an FPGA of similar cost. xilman may well have a more perceptive opinion.

ldesnogu 2012-02-13 13:58

For those interested some documentation is available [URL="http://www.tilera.com/scm/docs/index.html"]here[/URL], including the instruction set.

To sum up what is lacking: divisions and efficient floating-point. The rest looks rather complete and interesting :smile:

fivemack, why are you mentionning AMD? Are you talking about GPGPU?

xilman 2012-02-13 14:05

[QUOTE=fivemack;289262]Tilera are packet-processing machines, as far as I can see their role is to have a lot of network interface onto the chip and to be easier to program than an FPGA of similar cost. xilman may well have a more perceptive opinion.[/QUOTE]My opinion is pretty much the same as yours for all but the 3000 series. I don't yet know enough about the latter to tell whether they are more suited to other applications.

Paul

bsquared 2012-02-13 14:22

[QUOTE=ldesnogu;289270] The rest looks rather complete and interesting :smile:

[/QUOTE]

Yeah, it does... complete cache heirarchy, inter-tile communication via register network, SIMD instructions... It looks like it would be fun to work with.

fivemack 2012-02-13 14:31

[QUOTE=ldesnogu;289270]fivemack, why are you mentionning AMD? Are you talking about GPGPU?[/QUOTE]

Indeed

science_man_88 2012-02-13 14:40

[QUOTE=ldesnogu;289270]For those interested some documentation is available [URL="http://www.tilera.com/scm/docs/index.html"]here[/URL], including the instruction set.

To sum up what is lacking: divisions and efficient floating-point. The rest looks rather complete and interesting :smile:

fivemack, why are you mentionning AMD? Are you talking about GPGPU?[/QUOTE]

can't divisions be affectively done via other things ?


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