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Simple, Ethernet requires fiber or CAT5/5E/6 cables which are usually far thicker than your average keyboard/mouse cable, plus, the price of the MAC/PHY will most likely increase the price of low-end peripherals that don't really require 10Gbps bandwidth. (Mouse/keyboard/webcam/printer).
... Though Intel might be using Ethernet as their carrier protocol. (The 10GbE figure looks suspicious)
Having said all that, I do agree that Ethernet (as a carrier protocol) can be used to replace a -lot- of proprietary protocols (USB anyone?) - heck, it can even be used to talk to high bandwidth expansion cards. (Yes PCI-E/MSI-X, I'm looking at you.)
As for Infiniband, game over people.
In less than two years, the price of a -fiber- SR 10GbE NICs went down from >5K$/port to less than 800$/port.
Unless something changes, you'll be able to buy a UTP-capable 10GbE NIC for 100$ and pay 1$ for each 3ft of CAT7 cable in 3-4 years...
Sure, Infiniband 12x will most likely beat 100GbE to the punch, but you simply cannot beat the economy of scale.
- Gilboa
Edited 2009-09-24 23:13 UTC
Exactly - use ethernet as the base protocol (with the usual layering on top) and you can run it over whatever physical medium you like - at most you then only need a media converter (as opposed to needing something smarter like trying to run say Parallel over USB). Existing media standards could of course be reused for certain applications.




Member since:
2005-10-20
I know the article says
I'm also aware that USB does have a networking spec (or at least, people have implemented networking over it). However it works poorly and is, basically, rubbish. It's also rare.
So - why on earth aren't we beginning to see a basic convergence of networking and peripheral interconnects? Why cant my mouse or keyboard talk over ethernet to the PC? Networking technology *exceeds* peripheral interconnect speeds (10Gbit Ethernet...), and it's designed to be more robust, and work over longer distances (with speed fallbacks etc), and (transparently) different physical media. Admittedly power distribution on some ethernet specs is difficult but not a show-stopper (it's something that both the peripheral world and the networking world would benefit from solving). One bus to rule them all!