April CIS200 blog

Thursday, March 10, 2005

Thursday-endwk9

Today I think we go over Chapter 15 so let let me share some information with you from http://www.theregister.co.uk/2005/03/10/amd_turion_launch/ website.

AMD details its Turion mobile processor

By Tony Smith
Published Thursday 10th March 2005 21:18 GMT
CeBIT 2005 AMD today introduced its Turion 64 processor, the chip it hopes will help it wrest dominance of the notebook CPU market from Intel's Centrino.

The chip family provides much the same feature set as the 754-pin Mobile Athlon 64 for thin'n'light notebooks, such as 64-bit processing, AMD's PowerNow! power conservation system, on-board memory manager and so on. All of which suggests Turion really is just an exercise in branding. As is calling it a "Mobile Technology" rather than a mobile microprocessor.

Turion chips contain either 512KB or 1MB of on-die L2 cache. All the versions offer 128KB of L1 cache, support for a HyperTransport bus clocked at up to 1.6GHz, and the ability to deal with single-channel DDR SDRAM with ECC running at up to 400MHz.

The 90nm chips have a maximum power draw of 25 or 35W, with CPU clocks running from 1.6GHz to 2GHz. They support Intel's SSE 3 SIMD multimedia instructions, along with 'no execute' bit anti-virus support.

AMD introduced yet another model numbering scheme, separating the Turion line from both the Opteron and Athlon 64 ranges. The new chips have an 'M', for mobile, followed by a second letter, the higher up the alphabet it is, the more 'mobile' the processor, apparently. After that comes a number designed to convey how clock speed and cache size combine to give performance.

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