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AMD Redwood & Cedar

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Jel' ove karte uglavnom nemaju kontrolu obrtaja ventilatora?

POZ
 
Na legitreviews su isto testirali Sapphire, evo zaključka:
The Sapphire Radeon HD 5670 1GB GDDR5 video card that we got a chance to review had an impressive CPU cooler on it by Arctic Cooling, but we didn't see much of an improvement with the extra frame buffer in our benchmarks with the exception of H.A.W.X. We honestly have mixed feelings on this card as it retails for $130. Sure it has the CrossFire connectors, 1GB of GDDR5 memory and a nice cooler on it, but for $135 you can purchase a Sapphire Radeon HD 5750 graphics card. If you go back and look at the benchmarks you'll notice the performance numbers on the Radeon HD 5750 were much higher than either Radeon HD 5670 graphics card, so for a gamer we still have to suggest the Radeon HD 5750 for an extra $5.

... uglavnom, neisplativo trenutno, a 1GB GDDR5 je promašaj u toj klasi.
 
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Cedar reference board tips up

The GPU will most likely be a halved Redwood, which itself is a halved Juniper GPU. Hence, we're probably looking at 200 stream processors and a 64-bit memory bus. AMD is expected to launch three version, branded HD 5450, 5550 and 5570. We're not sure about the specifics, but the cheaper ones will probably use GDDR3 memory and they'll feature lower clocks.
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Izvor
 
Radeon HD 5500/5400 on February 6th

AMD released the new Radeon HD 5670 earlier. The card was the first card of the AMD Evergreen family with MSRP under $100. On February 6th we should see the rest of the budget segment arrive when the Radeon HD 5500/5400 arrives. Cedar is the name of the stripped down graphics circuit where focus is on features before performance.

The ATI Radeon HD 5500 series will consumes less than 50W at load and sport low-profile design with a slim active cooler.

Even if ATI Radeon HD 5450 will also use a low-profile design, but it will get around with a passive cooler, I.e. no fan. With regular I/O bracket the card can control three monitors through Eyefinity, but the perhaps most appealing is bitstreaming of Dolby TrueHD and DTS-HD Master Audio, and the integrated video processor for HTPC users.

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Izvor


EDIT: Upravo videh da ima dosta HD5670 u prodaji u Nemačkoj sa cenama koje startuju od 72eura.
 
Poslednja izmena:
U Atomu ima za ~7800din 512MB i ~9800din 1GB za HD5670 ali hoce li me neko obradovati sa pasivnom verzijom?
 
80e je vec prilicno OK cena, i ova karta je onda solidan izbor - mislim da smo videli da od 1GB memorije nema previse koristi.
 
koliko vidim po testovima 5670 lagano pere GT 240 i smesta se negde izmedju 9600GT i 8800GT u velikoj vecini situacija, sto ce je uciniti boljim izborom od 9600GT i GT240, mada i 9800GT (posebno ako se radi o green verziji).
 
Koliko videh, Cedar karte ce ponovo imati Hybrid CrossFire mogucnost, ukoliko se upare sa novom generacijom ploca (RS880).
 
Samo ne razumem cemu ventilator... ovaj cip bi trebalo da je moguce ohladiti i duvanjem u njega 😀 Povrsina je zanemarljiva (ako je Redwood ~100, ovo ne bi trebalo da prelazi 35mm2), potrosnja minimalna.
 
80SP? Jadno, HD4350/4550 su imale toliko.
 
Da paše u CF sa RS880, a i nije baš nešto potrebno performansi u toj klasi 🙂
 
U testu na Anandu, 4550 je svuda malo brzi od 5450 a u pitanju su identicne konfiguracije GPU-ova (isti broj shadera, ROP-ova,TMU-ova..), s tim sto 5450 radi i na 50MHz vecem taktu.

I evo sta su zakljucili:

With this card we can finally pin down something we couldn’t quite do with the 5770: clock-for-clock, the 5000-series is slower than the 4000-series.

This is especially evident on the 5450, where the 5450 has a 50MHz core speed advantage over the 4550, and yet with everything else being held equal it is still losing to the 4550 by upwards of 10%. This seems to the worst in shader-heavy games, which leads us to believe that actual cause is that the move from DX10.1 shader hardware on the 4000-series to DX11 shader hardware on the 5000 series. Or in other words, the shaders in particular seem to be what’s slower.

http://www.anandtech.com/video/showdoc.aspx?i=3734
 
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