Meet The EVGA GeForce GTX 660 Ti Superclocked

Our first card of the day is EVGA’s entry, the EVGA GeForce GTX 660 Ti Superclocked.  Among all of the GTX 670 cards we’ve looked at and all of the GTX 660 Ti cards we’re going to be looking at, this is the card that is the most like its older sibling. In fact with only a couple cosmetic differences it’s practically identical in construction.

GeForce GTX 660 Ti Partner Card Specification Comparison
  GeForce GTX 660 Ti(Ref) EVGA GTX 660 Ti Superclocked Zotac GTX 660 Ti AMP! Gigabyte GTX 660 Ti OC
Base Clock 915MHz 980MHz 1033MHz 1033MHz
Boost Clock 980MHz 1059MHz 1111MHz 1111MHz
Memory Clock 6008MHz 6008MHz 6608MHz 6008MHz
Frame Buffer 2GB 2GB 2GB 2GB
TDP 150W 150W 150W ~170W
Width Double Slot Double Slot Double Slot Double Slot
Length N/A 9.5" 7.5" 10,5"
Warranty N/A 3 Year 3 Year + Life 3 Year
Price Point $299 $309 $329 $319

EVGA will be clocking the GTX 660 Ti SC at 980MHz for the base clock and 1059MHz for the boost clock, which represents a 65MHz (7%) and 79MHz (8%) overclock respectively. Meanwhile EVGA has left the memory clocked untouched at 6GHz, the reference memory clockspeed for all of NVIDIA’s GTX 600 parts thus far.

The GTX 660 Ti is otherwise identical to the GTX 670, for all of the benefits that entails. While NVIDIA isn’t shipping a proper reference card for the GTX 660 Ti, they did create a reference design, and this appears to be what it’s based on. Both the EVGA and Zotac cards are using identical PCBs derived from the GTX 670’s PCB, which is not unexpected given the power consumption of the GTX 660 Ti. The only difference we can find on this PCB is that instead of there being solder pads for 16 memory chips there are solder pads for 12, reflecting the fact that the GTX 660 Ti can have at most 12 memory chips attached.

With this PCB design the PCB measures only 6.75” long, with the bulk of the VRM components located at the front of the card rather than the rear. Hynix 2Gb 6GHz memory chips are placed both on the front of the PCB and the back, with 6 on the front and 2 on the rear. The rear chips are directly behind a pair of front chips, reflecting the fact that all 4 of these chips are connected to a single memory controller.

With the effective reuse of the GTX 670 PCB, EVGA is also reusing their GTX 670 cooler. This cooler is a blower, which due to the positioning of the GPU and various electronic components means that the blower fan is off of the PCB entirely by necessity. Instead the blower fan is located behind the card in a piece of enclosed housing. This housing pushes the total length of the card out to 9.5”. Housed inside of the enclosure is a block-style aluminum heatsink with a copper baseplate that is providing cooling for the GPU. Elsewhere, attached to the PCB we’ll see a moderately sized aluminum heatsink clamped down on top of the VRMs towards the front of the card. There is no cooling provided for the GDDR5 RAM.

Elsewhere, at the top of the card we’ll find the 2 PCIe power sockets and 2 SLI connectors. Meanwhile at the front of the card EVGA is using the same I/O port configuration and bracket that we saw with the GTX 670. This means they’re using the NVIDIA standard: 1 DL-DVI-D port, 1 DL-DVI-I port, 1 full size HDMI 1.4 port, and 1 full size DisplayPort 1.2. This also means that the card features EVGA’s high-flow bracket, a bracket with less shielding in order to maximize the amount of air that can be exhausted.

Rounding out the package is EVGA’s typical collection of accessories and knick-knacks. In the box you’ll find a pair of molex power adapters, a quick start guide, and some stickers. The real meat of EVGA’s offering is on their website, where EVGA card owners can download their wonderful video card overclocking utility (Precision X), and their stress test utility (OC Scanner X). The powered-by-RivaTuner Precision X and OC Scanner X still set the gold standard for video card utilities thanks to their functionality and ease of use. Though personally I’m not a fan of the new UI – circular UIs and sliders aren’t particularly easy to read – but it gets the job done.

Gallery: EVGA X Tools

Next, as with all EVGA cards, the EVGA GeForce GTX 660 Ti Superclocked comes with EVGA’s standard 3 year transferable warranty, with individual 2 or 7 year extensions available for purchase upon registration, which will also unlock access to EVGA’s step-up upgrade program. Finally, the EVGA GeForce GTX 660 Ti Superclocked will be hitting retail with an MSRP of $309, $10 over the MSRP for reference cards.

That Darn Memory Bus Meet The Zotac GeForce GTX 660 Ti AMP! Edition
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  • Ryan Smith - Thursday, August 16, 2012 - link

    For the Zotac card we merely need to reduce the clockspeeds. NVIDIA has an enforced voltage limit of 1.175v, so the voltages are identical for both reference cards and factory overclocked cards.
  • Galcobar - Thursday, August 16, 2012 - link

    Ah, dagnabit, meant to say "as I understand NVIDIA's base/boost clock implementation."
  • Galcobar - Thursday, August 16, 2012 - link

    If the base clock isn't affected by the software, would that not skew the results or are you expecting the card never to operate at the overclocked base clock?
  • Ryan Smith - Friday, August 17, 2012 - link

    I'm not sure I follow you. The base clock is affected by software. We have full control over the base clock through clock offsets.
  • just4U - Thursday, August 16, 2012 - link

    I was hoping these cards would come in under the $250 price point. I don't really see them as substantially lower at $300. If I were in the market for a card today I'd probably settle on the 7950 over the 660TI as it looks like it has room to grow with better drivers.. and seems like the 3G might actually benifit it in the long run.. or I'd just get a 670 and call it a day.
  • Pixelpusher6 - Thursday, August 16, 2012 - link

    "Otherwise the memory layout is the same as the reference GTX 660 Ti with 6 chips on the front and 8 on the back." - page 5

    Ok I'm confused here because a few pages back it said:

    "The only difference we can find on this PCB is that instead of there being solder pads for 16 memory chips there are solder pads for 12, reflecting the fact that the GTX 660 Ti can have at most 12 memory chips attached."

    I get that this is a custom PCB so it might vary from the reference PCB but I don't understand how it can be equipped with 14 memory chips and if it is then is it a mix of 2Gb and 1Gb chips? Can you please explain?

    Also for people that are referencing the 7870 on newegg at $250 can you please provide a link because the cheapest card I found was @ $279.99 AFTER a mail in rebate. Seems to me to be sitting much closer to $300 than $250.

    Overall I was surprised by the performance of this card, I figured it would be a dog in games like Metro 2033 and Crysis having that extra ROP unit / memory bus cut down.
  • Ryan Smith - Thursday, August 16, 2012 - link

    That was meant to be 2 on the back, not 8. Sorry about that.
  • seasick - Friday, August 17, 2012 - link

    they've tweaked gk104 resulting a new chip more of a gk105 ..lol
    but this card gtx660ti is shitt
    a highly overclocked would beat it(maybe 2fps more but who care)...and is $60 less ...this card is made for gamers who wants efficiency more than performance
    right now the hd7950 is the best vfm card followed by gtx670
  • TheJian - Monday, August 20, 2012 - link

    Can you prove anything you've said? Links to reviews showing this please. You can overclock the 660TI also. I backed my opinion all over this comment section. I'd be more than happy to look at some data if you have ANY. No 2560x1600 though, I already proved nobody uses it. No 24in sold that use it on newegg. No 27's go that high either...ROFL. Please...LInks and data.

    The 660TI is the best VFM card for 98% of us. We don't run in 2560x1600.
  • CeriseCogburn - Sunday, August 19, 2012 - link

    No they cannot, they just lie a lot.
    Now the 7950 has "easily a 35% to 45% overclock out of the box- or a 50% overclock easily".

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