Thermalright HR-03 R600 edition coming

Remedy

Diamond Member
Dec 1, 1999
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LINK

Feature:

* A maximum of 6 heatpipes for maximum amount of heat transfer to work with any of 92mm or smaller fans for best configuration to suit your needs
* Proprietary two-heatsinks-soldered-to-form-as-one design to maximize cooling capacity
* 6 heatpipes soldered immensely close to heatsink fins to increase heat transfer efficiency
* Light weight and easy no-tool installation
* Cosmetically contoured design for that vanity look


Technical Spec:

Dimension:
L133 x W156 x H38 mm (heatsink only)

Weight:
410g (heatsink only)


VGA Card Compatibilities
Compatible with ATI HD-2900XT

Oh happy day for those of you looking for after market cooling for your HD-2900XT series R600 product.
 

Remedy

Diamond Member
Dec 1, 1999
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The pricing is supposed to be the same. Although, from what I heard, there is also going to be an adapter for the previous HR-03 models. Adapters are usually $5
 

BonzaiDuck

Lifer
Jun 30, 2004
16,751
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I've posted today's results on some other threads. These are preliminary results, and do not use log-files of regular temperature samples. What I do is run a game, like my TrackMania Nations game. It usually heats up the video card, and I run it for a half hour. [If I were a teenie-bopper, this would probably keep me from street-racing. AT my age, it just helps me drive more safely when I go out there on the street with the upstart-crazies.]

The rig:
Striker Extreme mobo
2GB Crucial Ballistix PC2-8000 / DDR2-1000
E6600 OC'd to 3.3 Ghz
BFG 8800 GTS (640MB) vga
ThermalRight Ultra-120-Extreme
ThermalRight HR-03-Plus, with 80mm x 15mm Zalman OP-1 "option" fan (made to run quietly @ approx. 2,700 rpm) The fan, I repeat, is 15mm wide, or about 5/8" as opposed to the usual 25mm or 1" thickness. Also note: you can hang two 80mm fans side by side on the HR-03-Plus, and they seem to precisely fit the width and height of the heatpipe fin array.

Thermal Interface material: JetArt CK4800 with Penn-Scientific natural diamond-powder added after spreading the paste on the mating surfaces.

Control with BFG stock cooler: 74F Room Ambient -- GPU temperature on exit from TrackMania = 70C degrees

With HR-03-Plus: 74F Room Ambient -- GPU temperature on exit from TM = 48C degrees

That's about 4C degrees higher than the peak or load temperature on my old GeForce 5950 ULtra with a Zalman heatpipe cooler. Compared to today's VGA cards, the 5950 was a wimp.

I would imagine that a revision of this cooler for the ATI card still provides the option to mount the cooler with the fins on either side of the card: what Thermalright calls "Installation #1" versus "Installation #2."

You'll be wise to devise a way to keep the cooler fins on the side nearest the CPU, if you want to keep your PCI-E or PCI slots available for use. Using a conventional 92x25mm fan will just exascerbate the loss of motherboard real-estate to the oooler's overhang.

I've ordered the IC Diamond paste from HeatsinkFactory, and will report how that improves things.
 

Nocturnal

Lifer
Jan 8, 2002
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How hard is the installation when comparing it to say a regular ZF900 installation?
 

BonzaiDuck

Lifer
Jun 30, 2004
16,751
2,106
126
Glad to answer this.

By ZF900, I assume you mean the Zalman VF900 "flower-and-heatpipe" cooler for VGA. I have a "chrome" version of that labeled "Fatal1ty" -- will probably turn it over on EBay -- wouldn't fit my 7600 GT AGP card. Had to use a TR cooler that was compatible.

So I'm familiar with the tedium of this particular Zalman cooler.

Except for smearing the paste on the TR HR-03-Plus for the (preferred) installation with fins and pipes nearest the CPU cooler (you have to smear the heatsink surface on the side where the fins hang over it) -- it's got to be just as easy as the VF900. There are no "adjustment" brackets, as with the V1 (or whatever) TR heatpipe cooler. The holes mate up perfectly with the 8800 graphics card holes. The screws have two sets of threads: one set (wider) for the bracket-holes, and the narrower screw-tip for the splined finger-nuts (with rubber donuts) for the opposite side of the card. So you just put your thermal paste on both surfaces, drop the bracket on the clean side of the heatsink base with the screws already tightened down in the bracket holes, and drop it into place, hold it, flip it over, and tighten on the finger-nuts. But either installation option has comparable ease.

That leaves the RAMsinks, which are supposed to be done first. My gripe there is the silver-colored adhesive TIM on the RAMsinks. They use that wonderful Sinsetsu (or whatever) double-sided translucent tape for the PWM components, and the silver-colored pads for the RAMsinks. Just get one fingerprint on the latter, or stretch them just a tad before you apply them, and their adhesive quality drops. So for one of them, I had some squares of that Shinsui-etsu (whatever) tape, and cut a 3/8" square for one of the RAMsinks.

Apparently the silver-gray pads improve their adhesion once they heat up on the RAMsinks. But I was just getting ready to fire up my machine when the one I was talking about fell off and landed in the case-bottom.
 

BonzaiDuck

Lifer
Jun 30, 2004
16,751
2,106
126
Reason I came back here: to post a frequency distribution of post-HR-03-Plus VGA temperatures under a mild "gaming" situation.

As I said earlier, the load temperature (or temp just following game termination) for my 8800 GTS was 70C at a 74F room ambient.

Here's the bar chart:

15-minute sample playing Track-Mania Nations, 8-second sampling intervals, approximately 115 observations

I took these readings from the nVidia Monitor log file. Maximum CPU usage was around 68% -- probably about par for this game. But the VGA gets a workout with it.

The idle temperature with the stock cooler, at this room ambient tends to peg around 46 to 48C, so a peak idle value of 44 is an improvement. But by comparison, a reduction in peak load temperature of 19C seems pretty phenomenal. Also, and again with this game, any play extended to an hour or so will give the same peak values.

All in all, then, the idle-to-load spread for the HR-03-Plus is about 7C degrees, when the stock-cooler's idle-to-load spread was 26C degrees.

Helluva improvement, there, because on cooler days, the load value would be significantly below 51C.