Comparing The GPUs And Test Setup
The test includes the 3800- and 4800-series models from AMD, as well as the GeForce 8-, 9-, and GTX 200-series boards from Nvidia. The lower limits are bound by the Radeon HD 3650 and GeForce 8600 GT.
| Chip | Code name | Memory | GPU rate | Shader | Memory rate | SPs |
|---|---|---|---|---|---|---|
| GeForce GTX 280 SLI | GT200 | 1024 GDDR3 | 602 MHz | 4.0, 1296 MHz | 2214 MHz | 240 |
| GeForce GTX 280 | GT200 | 1024 GDDR3 | 602 MHz | 4.0, 1296 MHz | 2214 MHz | 240 |
| GeForce GTX 260 SLI | GT200 | 896 GDDR3 | 576 MHz | 4.0, 1242 MHz | 1998 MHz | 192 |
| GeForce GTX 260 | GT200 | 896 GDDR3 | 576 MHz | 4.0, 1242 MHz | 1998 MHz | 192 |
| GeForce 9800 GX2 | 2xG92 | 2x512 MB GDDR3 | 600 MHz | 4.0, 1500 MHz | 2000 MHz | 2x128 |
| GeForce 9800 GTX SLI | G92 | 512 MB GDDR3 | 675 MHz | 4.0, 1688 MHz | 2200 MHz | 128 |
| GeForce 9800 GTX | G92 | 512 MB GDDR3 | 675 MHz | 4.0, 1688 MHz | 2200 MHz | 128 |
| GeForce 9600 GT SLI | G94 | 1024 MB GDDR3 | 650 MHz | 4.0, 1625 MHz | 1800 MHz | 64 |
| GeForce 9600 GT | G94 | 1024 MB GDDR3 | 650 MHz | 4.0, 1625 MHz | 1800 MHz | 64 |
| GeForce 8800 GTS OC | G92 | 512 MB GDDR3 | 730 MHz | 4.0, 1825 MHz | 1944 MHz | 128 |
| GeForce 8800 GTS SLI | G92 | 512 MB GDDR3 | 650 MHz | 4.0, 1625 MHz | 1944 MHz | 128 |
| GeForce 8800 GTS | G92 | 512 MB GDDR3 | 650 MHz | 4.0, 1625 MHz | 1944 MHz | 128 |
| GeForce 8800 GT SLI | G92 | 1024 MB GDDR3 | 600 MHz | 4.0, 1500 MHz | 1800 MHz | 112 |
| GeForce 8800 GT | G92 | 1024 MB GDDR3 | 600 MHz | 4.0, 1500 MHz | 1800 MHz | 112 |
| GeForce 8800 GT SLI | G92 | 512 MB GDDR3 | 600 MHz | 4.0, 1500 MHz | 1800 MHz | 112 |
| GeForce 8800 GT | G92 | 512 MB GDDR3 | 600 MHz | 4.0, 1500 MHz | 1800 MHz | 112 |
| GeForce 8800 Ultra SLI | G80 | 768 MB GDDR3 | 612 MHz | 4.0, 1512 MHz | 2160 MHz | 128 |
| GeForce 8800 Ultra | G80 | 768 MB GDDR3 | 612 MHz | 4.0, 1512 MHz | 2160 MHz | 128 |
| GeForce 8800 GTX | G80 | 768 MB GDDR3 | 576 MHz | 4.0, 1350 MHz | 1800 MHz | 128 |
| GeForce 8800 GTS | G80 | 640 MB GDDR3 | 500 MHz | 4.0, 1188 MHz | 1600 MHz | 96 |
| GeForce 8800 GTS SLI | G80 | 320 MB GDDR3 | 500 MHz | 4.0, 1188 MHz | 1600 MHz | 96 |
| GeForce 8800 GTS | G80 | 320 MB GDDR3 | 500 MHz | 4.0, 1188 MHz | 1600 MHz | 96 |
| GeForce 8600 GTS | G84 | 512 MB GDDR3 | 675 MHz | 4.0, 1450 MHz | 2016 MHz | 32 |
| GeForce 8600 GTS SLI | G84 | 256 MB GDDR3 | 675 MHz | 4.0, 1450 MHz | 2016 MHz | 32 |
| GeForce 8600 GTS | G84 | 256 MB GDDR3 | 675 MHz | 4.0, 1450 MHz | 2016 MHz | 32 |
| GeForce 8600 GT SLI | G84 | 256 MB GDDR3 | 540 MHz | 4.0, 1180 MHz | 1400 MHz | 32 |
| GeForce 8600 GT | G84 | 256 MB GDDR3 | 540 MHz | 4.0, 1180 MHz | 1400 MHz | 32 |
| Chip | Memory bus | Manufacturing process | Transistors | Interface |
|---|---|---|---|---|
| GeForce GTX 280 SLI | 512 Bit | 65 nm | 1400 MB | PCIe 2.0 |
| GeForce GTX 280 | 512 Bit | 65 nm | 1400 MB | PCIe 2.0 |
| GeForce GTX 260 SLI | 448 Bit | 65 nm | 1400 MB | PCIe 2.0 |
| GeForce GTX 260 | 448 Bit | 65 nm | 1400 MB | PCIe 2.0 |
| GeForce 9800 GX2 | 2x256 Bit | 65 nm | 2x754 MB | PCIe 2.0 |
| GeForce 9800 GTX SLI | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 9800 GTX | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 9600 GT SLI | 256 Bit | 65 nm | 505 MB | PCIe 2.0 |
| GeForce 9600 GT | 256 Bit | 65 nm | 505 MB | PCIe 2.0 |
| GeForce 8800 GTS OC | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 8800 GTS SLI | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 8800 GTS | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 8800 GT SLI | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 8800 GT | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 8800 GT SLI | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 8800 GT | 256 Bit | 65 nm | 754 MB | PCIe 2.0 |
| GeForce 8800 Ultra SLI | 384 Bit | 90 nm | 681 MB | PCIe 1 |
| GeForce 8800 Ultra | 384 Bit | 90 nm | 681 MB | PCIe 1 |
| GeForce 8800 GTX | 384 Bit | 90 nm | 681 MB | PCIe 1 |
| GeForce 8800 GTS | 320 Bit | 90 nm | 681 MB | PCIe 1 |
| GeForce 8800 GTS SLI | 320 Bit | 90 nm | 681 MB | PCIe 1 |
| GeForce 8800 GTS | 320 Bit | 90 nm | 681 MB | PCIe 1 |
| GeForce 8600 GTS | 128 Bit | 80 nm | 289 MB | PCIe 1 |
| GeForce 8600 GTS SLI | 128 Bit | 80 nm | 289 MB | PCIe 1 |
| GeForce 8600 GTS | 128 Bit | 80 nm | 289 MB | PCIe 1 |
| GeForce 8600 GT SLI | 128 Bit | 80 nm | 289 MB | PCIe 1 |
| GeForce 8600 GT | 128 Bit | 80 nm | 289 MB | PCIe 1 |
| Chip | Code name | Memory | GPU rate | Shader | Memory rate | SPs |
|---|---|---|---|---|---|---|
| Radeon HD 4870 CF | RV770 | 512 MB GDDR5 | 750 MHz | 4.1 | 3600 MHz | 800 |
| Radeon HD 4870 | RV770 | 512 MB GDDR5 | 750 MHz | 4.1 | 3600 MHz | 800 |
| Radeon HD 4850 CF | RV770 | 512 MB GDDR3 | 625 MHz | 4.1 | 1986 MHz | 800 |
| Radeon HD 4850 | RV770 | 512 MB GDDR3 | 625 MHz | 4.1 | 1986 MHz | 800 |
| Radeon HD 3870 X2 | R680 | 2x512 MB GDDR3 | 825 MHz | 4.1 | 1802 MHz | 2x320 |
| Radeon HD 3870 CF | RV670 | 512 MB GDDR4 | 775 MHz | 4.1 | 2252 MHz | 320 |
| Radeon HD 3870 | RV670 | 512 MB GDDR4 | 775 MHz | 4.1 | 2252 MHz | 320 |
| Radeon HD 3850 CF | RV670 | 256 MB GDDR3 | 670 MHz | 4.1 | 1658 MHz | 320 |
| Radeon HD 3850 | RV670 | 256 MB GDDR3 | 670 MHz | 4.1 | 1658 MHz | 320 |
| Radeon HD 3650 CF | RV635 | 512 MB GDDR3 | 725 MHz | 4.1 | 1602 MHz | 120 |
| Radeon HD 3650 | RV635 | 512 MB GDDR3 | 725 MHz | 4.1 | 1602 MHz | 120 |
| Chip | Memory bus | Manufacturing process | Transistors | Interface |
|---|---|---|---|---|
| Radeon HD 4870 CF | 256 Bit | 55 nm | 965 MB | PCIe 2.0 |
| Radeon HD 4870 | 256 Bit | 55 nm | 965 MB | PCIe 2.0 |
| Radeon HD 4850 CF | 256 Bit | 55 nm | 965 MB | PCIe 2.0 |
| Radeon HD 4850 | 256 Bit | 55 nm | 965 MB | PCIe 2.0 |
| Radeon HD 3870 X2 | 2x256 Bit | 55 nm | 2x666 MB | PCIe 2.0 |
| Radeon HD 3870 CF | 256 Bit | 55 nm | 666 MB | PCIe 2.0 |
| Radeon HD 3870 | 256 Bit | 55 nm | 666 MB | PCIe 2.0 |
| Radeon HD 3850 CF | 256 Bit | 55 nm | 666 MB | PCIe 2.0 |
| Radeon HD 3850 | 256 Bit | 55 nm | 666 MB | PCIe 2.0 |
| Radeon HD 3650 CF | 128 Bit | 55 nm | 378 MB | PCIe 2.0 |
| Radeon HD 3650 | 128 Bit | 55 nm | 378 MB | PCIe 2.0 |
Memory rate = DDR clock rate doubled; physical rate is half
DDR5 clock rate quadrupled, physical rate is one quarter
SPs = stream processors; P and V = Pixel shader and Vertex shader
TC = Turbo Cache
HM = Hyper Memory
OC = Overclocked (clock rate higher than default)
SLI = Parallel operation with 2 Nvidia cards
3 SLI = Parallel operation with 3 Nvidia graphics chips
4 SLI = Parallel operation with 4 Nvidia graphics chips
CF = CrossFire parallel operation with 2 AMD cards
3 CF = CrossFire parallel operation with 3 ATI graphics chips
4 CF = CrossFire parallel operation with 4 ATI graphics chips
R680 = 2x RV670
Shader 2.0 = DirectX 9.0; 3.0 = DirectX 9.0c; 4.0 = DirectX 10; Shader 4.1 = DirectX 10.1

| CPU | Intel Core 2 Extreme X6800 @ 2.93 GHz (11x 266 MHz), Socket 775, 1.28 V, 65 nm, L2 cache 4096 KB |
| FSB | 1066 MHz (4x 266 MHz) |
| Motherboard | Asus P5E3 Deluxe, PCIe 2.0 2x16, ICH9R |
| Chipset | Intel X38 |
| Memory | 2x 1 GB, Ballistix (Crucial Technology) 1.5 V, DDR3 1066 7-7-7-20 (2x 533 MHz) |
| Audio | Intel High Definition Audio |
| LAN | Intel 1000 Pro |
| Drives | Western Digital WD5000AAKS 500 GB, SATA, 16 MB Cache, Hitachi 120 GB, SATA, 8 MB Cache |
| DVD | Gigabyte GO-D1600C |
| Power Supply | CoolerMaster RS-850-EMBA 850 W |
| Motherboard | Asus P5N-T Deluxe, PCIe 2.0 2x16 |
| Chip set | Nvidia nForce 780i SLI |
| Memory | 2x 1 GB, A-Data Technology 1.8 V, DDR2 800 5-5-5-18 (2x 400 MHz) |
| Audio | ADI 1988B SoundMax |
| LAN | Marvell 88E1116 Gigabit |
| Graphics | AMD Catalyst 8.6 Nvidia ForceWare 175.16, GTX 260 and GTX 280 Forceware 177.39 |
| Operating system | Windows Vista Enterprise SP1 |
| DirectX | 10 and 10.1 |
| Chipset driver | X38 Intel 8.3.1.1009 780i Nvidia nForce 9.64 |
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Yet again, loads of this review is missing - get your fingers out people!
yeh what the?? Someone isn't uploading these articles properly, only 7 pages showing, and no scroll bar on the drop down, or even a "next page" link. Only uploaded half the article?
rofl, i don't mean to be picky... but i'm missing something ^_^
To be continued next month folks....

(Or pop over to the USA website for spoilers!!)
Bob
Under 3D full load, the GeForce GTX 260 consumes 336 watts. A solid power supply with 280 to 320 watts of overall power and 23 to 27 A on the 12 volt rail should be sufficient here.
Uhhmmm isn't 336 Watts > 280-320 Watts ??
I've been over to the US site.. The article isn't worth reading guys as the Catalyst driver (v 8.6) is totally out-of-date (current: v 8.8). Just a heads up!!
Bob
well - wouldn't it be obvious to review HD 4870 X2 2GB DDR5 Dual GPU ??? it's the best card from radeon right?
So once again we only have half of the article? WTF?
Could THG get any worse?
Once again Toms UK screws up royally.
Another copy and paste from the US site - and a half-arsed effort at that.
Utter bollocks - just read the US Toms site. All the pages are from there anyway (UK 'staff' can't even bother to change $ to £ in articles) and they're complete.
So once again we only have half of the article? WTF?Could THG get any worse?
Has been going on for a long time iJacks...
I've been over to the US site.. The article isn't worth reading guys as the Catalyst driver (v 8.6) is totally out-of-date (current: v 8.8). Just a heads up!! Bob
+1
Yeh the review is pretty much pointless cos drivers are several months out of date.
Surely if you are comparing "the fastest 3D cards", the 4870X2 should be here
Yet another TomsHardFail.
4870X2??? and i can't see any benchmarks here.
Be nice to have the 9800gx2 in SLI
as also the 280 in TRI SLI
and as others have mention the GDDR5 4870
Maybe these other top dogs will appear in another review.
Haven't I read this already?
Why is it back at the top of the list? Because we have the missing 29 pages?
witch is faster : HD3850 512mb or 8800GT 256mb ? ant how many %? thx
witch is faster : HD3850 512mb or 8800GT 256mb ? ant how many %? thx
8800GT
How can I check the us page? if I write www.tomshardware.com in my firefox browser I am redirected automatically to www.tomshardware.co.uk. I want to see the .com, not the .co.uk
How can I check the us page? if I write www.tomshardware.com in my firefox browser I am redirected automatically to www.tomshardware.co.uk. I want to see the .com, not the .co.uk
Use:
We can see the whole GPU article on the UK website now anyway... Yippie!!
Bob
Sorry (stupid THG comments not working, mutter, mutter)...
Use:
http://www.tomshardware.com/us/
Bob