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benchmarkreviews.com - 4/2/2009

Sapphire Radeon HD 4890 RV790 Video Card

— benchmarkreviews.com — The Radeon HD 4800-series has been a real success for AMD, and combined with Phenom II Processors... (index.php?option=com_content task=blogcategory id=6 Itemid=63) they create a synergistic effect called the Dragon platform. The new Radeon RV790 GPU is ... (more) Sapphire Radeon HD 4890 RV790 Video Card

Video Cards

AMD

Sapphire

Phenom II

Radeon HD 4890

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8

techpowerup.com - 4/2/2009

Sapphire HD 4890 1 GB GDDR5

— techpowerup.com — Sapphire's new HD 4890 comes with 1 GB of GDDR5 memory and yet unseen clock speeds offering... much better performance at a competitive price. Will that be enough to beat NVIDIA's new GeForce GTX 275 ? (more) Sapphire HD 4890 1 GB GDDR5

Video Cards

Sapphire

PowerColor

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24

thetechlounge.com - 4/7/2009

Sapphire Radeon HD 4890 1GB OC

— thetechlounge.com — Alright. Time for a refresh, it's almost spring, and that's the season for growing video cards. The... HD 4890 is, for all intensive porpoises, a retooled HD 4870, which, in my humble opinion, is overdue. Not that the 4870 was by any means a ... (more) Sapphire Radeon HD 4890 1GB OC

Video Cards

Sapphire

Comments vote downundo vote up DriverHeaven.net found this 4/7/2009found this

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Sapphire Radeon HD 4890 OC+ Review
AMDZone Frontpage — Hexus has reviewed the Sapphire Radeon HD 4890 OC+ 1GB part. ATI's launch of the Radeon HD 4890 family has been blighted by a little confusion. The basic card, known as XT, ships with 850MHz/3,900MHz frequencies. Then there's the Radeon HD 4890 OC version, clocked in at 900MHz core and 3,900MHz memory, and we saw XFX's XXX interpretation of the card in our original look. Now, Sapphire brings it own reference-based OC version to the table, clocked in at 901MHz core 4,000MHz memory. The upshot is that it's a touch quicker than the 'regular' OC version and speedy enough to ...

Sapphire's Radeon HD 4890 OC+ 1,024MB: the fastest yet :: Posted by THRASHER2
The Mother Board — ... 4890 XT and OC are the product of proven designs launched last year. Our conclusion gave the nod, ever so slightly, to NVIDIA's GTX 275, but we expected ATI to hit back with a slew of Radeon HD 4890 OC Edition cards which ran past the 900MHz core and 3,900MHz specification. Sapphire's been the first off the bat with such a card. Known as the Radeon HD 4890 OC+, it ships with a 901MHz core and increases memory to an effective 4,000MHz - a 100MHz rise above OC default. link