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AMD's unannounced Radeon HD 4890 caught on camera

by Parm Mann on 18 March 2009, 11:34

Tags: AMD (NYSE:AMD)

Quick Link: HEXUS.net/qarhz

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Having cropped up at retail yesterday, AMD's yet-to-be-announced Radeon HD 4890 has now been revealed by a selection of images at Asian website coolaler.com.

The forthcoming GPU - expected by many to arrive in April - is shown below with the dual-slot cooler that's found on many existing Radeon HD 4870s.

Flip it over, and there's little change to the PCB, too. The card sports dual-DVI and TV-out connectors, requires two six-pin PCIe power connectors, and features eight GDDR5 memory chips.

What has changed are frequencies. Running Catalyst Control Center, the card's GPU shows a frequency of 850MHz and its 1GB of GDDR5 memory is clocked at an effective 3,900MHz. That's a healthy bump from the 750MHz GPU and 3,600MHz memory found on a stock-clocked Radeon HD 4870, but whether or not the card can topple the world's fastest single GPU solution - NVIDIA's GeForce GTX 285 - remains to be seen.

As always, we'll await AMD's official release, and we'll then be on hand to bring you our in-depth analysis.



HEXUS Forums :: 16 Comments

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Flip it over, and there's little change to the PCB, too. The card sports dual-DVI and TV-out connectors, requires two six-pin PCIe power connectors, and features eight GDDR5 memory chips.
And yet it looks like there are the pads there for an 8 pin connector if they want it.. interesting.
but whether or not the card can topple the world's fastest single GPU solution - NVIDIA's GeForce GTX 285 - remains to be seen.

clock a 4870 to 850/975, bench, done
Improvements:
+13% core clock
+8% memory clock

Should we expect an average 10% performance improvement?
transylvanic
Improvements:
+13% core clock
+8% memory clock

Should we expect an average 10% performance improvement?
That'd be my reading, certainly, unless there's any new artchitectural stuff under the hood… alhtough if this was one of the vaunted new cores I'm sure there'd be a bigger fanfare. Presumably that means we'll be getting a 49XX series of cards when the new core does arrive?
4870 can reach those clocks right now (easily on the memory side, a bit more work with the core). 4890 will have to have decent room for overclocking to make it worthwhile.