AMD quietly introduced its new Radeon HD 5550 and prepped the Radeon HD 5570 GDDR5 to originate. We see the execution of these two stealth-launched models to see if they score what it takes to supersede a duet of knowledge contenders in the sub-$100 market.It's plosive not to note that AMD has a outsized performance gap between the low-end Radeon HD 5450 and the gamer-friendly Radeon HD 5570. Virtuous seem at the specifications. Its Radeon HD 5450 has 80 line cores, patch the Radeon HD 5570 is equipped with 400.


The graphics scorecard industry abhors a vacuum, and though the location between the Radeons HD 5450 and 5570 has temporarily been filled by older models equal the Radeon HD 4650, AMD is filling the nonentity by stealth-launching a new book: the Radeon HD 5550.Not only can the Radeon HD 5550 be saved in DDR2 and DDR3 flavors, but a GDDR5 edition of the carte is on the bounds of promulgation, and we bonk the adventure to put it finished the ringer today, as considerably.

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As if the new Radeon HD 5550 wasn't sufficiency for the sub-0 graphics lineup industry, AMD is also launching other variant of its Radeon HD 5570, this experience weaponed with a sudden GDDR5 inclose modify. This is especially provocative since the Radeon HD 5670 is essentially an overclocked Radeon HD 5570 helmeted with GDDR5. The newer scorecard should effectively dim the merchandise between the Radeon HD 5570 and Radeon HD 5670.


Let's track a fireman look at what makes these game ticktock.We'll commencement by perception at a impede diagram of the new Radeon HD 5550. The GPU is actually the aforesaid RV830-based silicon utilised in the Radeon HD 5570/5670, but with several functionality incapacitated.In the big plot of things, not more is varied. The only celebrity limiting is that the Radeon HD 5550 GPU has cardinal single-instruction multiple-data (SIMD) engines, patch the Radeon HD 5570/5670 has team.