Slugging It Out at the Top

The NVIDIA GeForce GTX 1080 is the most powerful consumer graphics card on the planet. Still, it’s not exactly lonely at the top with a range of standard and custom cards to choose from.

Portrait of Tammy Strobel

The NVIDIA GeForce GTX 1080 is the most powerful consumer graphics card on the planet. Still, it’s not exactly lonely at the top with a range of standard and custom cards to choose from.

<b>Photo</b> Asus rog strix geforce 
Gtx 1080 oc, Palit geforce gtx 1080
Gamerock premium 
Edition.
<b>Photo</b> Asus rog strix geforce Gtx 1080 oc, Palit geforce gtx 1080 Gamerock premium Edition.
ASUS ROG STRIX GEFORCE GTX 1080 OC

The ROG Strix GeForce GTX 1080 OC is a card that oozes stealth and style. That said, the card is an entirely different beast once you power it on (and the lights come to life). The lighting color and effects can be customized using the ASUS Aura utility, and you can even set the lights to pulse to the beat of your tunes.

This is one of the most aggressively clocked custom GeForce GTX 1080s on the market now, with core clock of 1,784MHz and boost clock of 1,936MHz in OC mode. It ships in the lower clocked Gaming mode by default, but there’s no reason to not ramp it up to OC mode once you get it.

The two 4-pin FanConnect headers
are located at the end of the card.
The two 4-pin FanConnect headers are located at the end of the card.

In order to keep the card running cool, ASUS installed a fairly hefty DirectCU III cooling solution comprising five copper heatpipes and a metal plate that comes into direct contact with the memory chips. The heatpipes are in direct contact with the GPU as well, which helps with more effi cient heat transfer away from the chip. What’s more, they branch out from the GPU to different areas of the heatsink to better utilize all the available areas.

To cap things off, the cooler itself features three semi-passive fans that span the entire length of the heatsink, the better to make use of all the available Aggressive factory overclocks. Slightly noisy when fans run at full speed. surface area for cooling and boost airflow. Another standout features on the card is what ASUS has dubbed its FanConnect technology, which takes the form of two 4-pin fan headers at the end of the card. You’ll be able to connect your case fans to these headers and set them to vary their speed according to the GPU load.

The card comes with an extra HDMI
port to make it easier to connect a
VR headset.
The card comes with an extra HDMI port to make it easier to connect a VR headset.

ASUS is the only vendor on the market to offer this, which scores it some points in the features department.

To help you achieve higher overclocks, ASUS has included an additional 6-pin power connector to raise the power draw ceiling. This provides an additional 75 watts of power, for a total draw of around 300 watts.

There is an additional 6-pin power 
connector for greater overclocking 
headroom.
There is an additional 6-pin power connector for greater overclocking headroom.

+ Aggressive factory overclocks.

- Slightly noisy when fans run at full speed.

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AT A GLANCE
GPU TRANSISTOR COUNT 7.2 billion.
CORE CLOCK 1,784MHz (OC mode).
MEMORY 8GB GDDR5X.
MEMORY CLOCK 10,010MHz.
PRICE $1,239.
MSI GEFORCE GTX 1080 GAMING X 8G
Msi geforce gtx 1080
Gaming x 8g.
Msi geforce gtx 1080 Gaming x 8g.

The red-and-black Twin Frozr VI cooler on the GeForce GTX 1080 Gaming X 8G is a familiar sight, and the translucent ridges on the cooling shroud will glow a fierce red when the card is powered on. This MSI card is actually a lower clocked version of the GeForce GTX 1080 Gaming Z 8G, and the two look nearly identical.

But while the Gaming Z comes with a 1,771MHz base clock in OC mode, the Gaming X card has a more modest 1,708MHz base clock (and 1,847MHz boost clock).

You can customize the lighting
effects on the MSI logo using the
MSI Gaming App.
You can customize the lighting effects on the MSI logo using the MSI Gaming App.

MSI’s thermal solution also differs quite a bit from the ASUS card. While the latter opted for five direct contact heatpipes, MSI has chosen to make use of six heatpipes that meet at a square GPU baseplate. The heatpipes are also flattened where they meet the baseplate to maximize the contact area.

The new Torx 2.0 fans are a key part of the upgrades MSI made to its new Twin Frozr VI cooler. The 14-blade fans actually feature two different types of blades – steeper and more curved dispersion blades and regular fan blades. The former helps speed up airflow, while the latter pushes air through the heatsink. And if your GPU temperature is below 60 degrees Celsius, they’ll power down entirely.

The large Torx 2.0 fans now feature
double steel ball bearings for
better longevity.
The large Torx 2.0 fans now feature double steel ball bearings for better longevity.

More significantly, the fans now feature double steel ball bearings, which offer better longevity.

We can attest that this is the quietest card of the lot, and it’s impressive how MSI has managed to keep noise levels down while maintaining cooling performance.

That said, one thing to note is that this is a fairly broad and heavy card. At 140mm across, it’s one of the wider cards we’ve seen, and you’ll be glad for the extra support the metal backplate provides. If you’re looking to install this in a narrow chassis, you’ll want to double check the allowance available. MSI has also gone for with an additional 6-pin PCIe power connector, and an upgraded 8+2 phase power delivery circuit, for greater overclocking headroom and stability.

There is an additional 6-pin 
connector for an extra 75 watts 
of power.
There is an additional 6-pin connector for an extra 75 watts of power.

+ Runs cool and very quiet.

- Taller height may not fit in smaller cases.

AT A GLANCE

GPU TRANSISTOR COUNT 7.2 billion.

CORE CLOCK 1,708MHz (OC mode).

MEMORY 8GB GDDR5X.

MEMORY CLOCK 10,108MHz (OC mode).

PRICE $1,249.

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PALIT GEFORCE GTX 1080 GAMEROCK PREMIUM EDITION

Palit’s card is one of the more interesting custom GeForce GTX 1080s on the market, if only because it represents a brand new series from the company. The GeForce GTX 1080 GameRock Edition is a new complement to Palit’s longstanding JetStream series of cards, and is marketed at a different audience.

The GameRock cards are targeted at gamers, or more specifically those who want the best possible performance out-of-the- box. To this end, the cards are clocked higher than their equivalent JetStream counterparts.

The GameRock logo on the
backplate has a distinctly Guitar
Hero vibe.
The GameRock logo on the backplate has a distinctly Guitar Hero vibe.

Our review unit was the higher clocked Premium Edition card, which had a base clock of 1,746MHz and boost clock of 1,885MHz.

This is a card that stands out in a lot of ways, but not all of them good. For one, this is a 2.5 slots wide card, which means you’ll actually need three slots on your motherboard to install it.

This is a 2.5 slots wide card that
requires three slots on your
motherboard to install.
This is a 2.5 slots wide card that requires three slots on your motherboard to install.

To be fair, the cooler does come with certain improvements over the previous generation, and it was the coolest out of all our tested cards, even if it was just by a single degree. Palit increased the fin density on the heatsink to provide a greater surface area for heat dissipation, but that’s also a contributor as to why the card is noisier than expected under load. That aside, the card also uses a large copper GPU baseplate that interfaces between the GPU die and its five heatpipes.

But our reservations about the fat cooler aside, it’s also important to award credit where credit’s due, and Palit has clearly worked hard to differentiate its new GameRock cards. Other than the rather unique blue-and-white color scheme (whether it appeals to you will come down to personal preference), the card features a dual BIOS switch and solder OC tweaking and measurement points for enthusiasts.

The dual BIOS feature will come in handy when recovering from failed overclocks, and the Palit is the only card in our shootout to feature this, despite the focus on extreme overclocking on the ASUS and MSI cards. 

The dual BIOS lets you quickly 
recover from failed overclocks or firmware flashes.
The dual BIOS lets you quickly recover from failed overclocks or firmware flashes.

+ Cheaper than most competors.

- Triple-slot design is bulky.

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AT A GLANCE
GPU TRANSISTOR COUNT 7.2 billion.
CORE CLOCK 1,746MHz.
MEMORY 8GB GDDR5X.
MEMORY CLOCK 10,500MHz.
PRICE $1,088.
3DMARK 2013 (Higher is Better)
As the card with the most aggressive clock speeds, it was no surprise that the ASUS ROG Strix GeForce GTX 1080 managed to edge ahead of the competition. The Palit GeForce GTX 1080 GameRock Premium Edition wasn’t far behind though, and it was within a single percentage point of the ASUS card in 3DMark Fire Strike. The MSI card also ended up trailing the other two in 3DMark, no doubt due to it having the lowest clock speeds (even in OC mode) of the three tested cards.
FIRE STRIKE
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18,762

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18,437
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18,739
FIRE STRIKE EXTREME
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10,329
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10,202
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10,207
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ASUS ROG Strix GeForce GTX 1080 OC.
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MSI GeForce GTX 1080 Gaming X 8G.
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Palit GeForce GTX 1080 GameRock Premium Edition.
OVERCLOCKING (Higher is Better)
Overclocking performance was quite a mixed bag across the board. While we managed to squeeze out the highest clock speeds on the ASUS card, it didn’t actually post the highest results in all three 3DMark benchmarks. It topped the scoreboard in the 1080p Fire Strike test, but afterward fell behind the Palit card in Fire Strike Extreme and Ultra. Although we disliked the extra thickness on the Palit card, it seems as if the more substantial heatsink may be helping it avoid thermal throttling during overclocking.
FIRE STRIKE
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19,177
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18,878
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18,996
FIRE STRIKE EXTREME
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10,478
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10,364
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10,575
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ASUS ROG Strix GeForce GTX 1080 OC.
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MSI GeForce GTX 1080 Gaming X 8G.
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Palit GeForce GTX 1080 GameRock Premium Edition.
TEMPERATURE (Lower is Better)
In our temperature tests, which consisted of looping 3DMark Fire Strike Extreme for 15 minutes and then recording the peak temperature, the Palit card barely inched out the other two cards. This could partly be due to the oversized cooler, but we’d still argue that the single degree of difference isn’t quite worth the added bulk. That said, cooling performance is clearly not a strong distinguishing factor among the cards.
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ASUS ROG Strix GeForce GTX 1080 OC.
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MSI GeForce GTX 1080 Gaming X 8G.
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Palit GeForce GTX 1080 GameRock Premium Edition.
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Model  ASUS ROG STRIX GEFORCE GTX 1080 OC.
GPU code GP104.
GPU transistor count 7.2 billion.
Core clock 1,784MHz (OC mode) 1,759MHz (Gaming mode).
Boost clock 1,936MHz (OC mode) 1,898MHz (Gaming mode).
Memory 8GB GDDR5X.
Memory bus width 256-bit.
Memory clock 10,010MHz.
Memory bandwidth 320.3GB/s.
Power connectors 1x 8-pin PCIe, 1x 6-pin PCIe.
Price $1,239.
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Model MSI GEFORCE GTX 1080 GAMING X 8G.
GPU code GP104.
GPU transistor count 7.2 billion.
Core clock 1,708MHz (OC mode) 1,683MHz (Gaming mode) 1,607MHz (Silent mode).
Boost clock 1,847MHz (OC mode) 1,822MHz (Gaming mode) 1,733MHz (Silent mode).
Memory 8GB GDDR5X.
Memory bus width 256-bit.
Memory clock 10,108MHz (OC Mode) 10,010MHz (Gaming mode) 10,010MHz (Silent mode).
Memory bandwidth 323.6GB/s.
Power connectors 1x 8-pin PCIe, 1x 6-pin PCIe.
Price $1,249.
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Model PALIT GEFORCE GTX 1080 GAMEROCK PREMIUM EDITION.
GPU code GP104.
GPU transistor count 7.2 billion.
Core clock 1,746MHz.
Boost clock 1,885MHz.
Memory 8GB GDDR5X.
Memory bus width 256-bit.
Memory clock 10,500MHz.
Memory bandwidth 336.4GB/s.
Power connectors 1x 8-pin PCIe, 1x 6-pin PCIe.
Price $1,088.
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THE VERY FIRST PASCAL
While we marvel at the power and performance of the GeForce GTX 1080 in running our latest games, it is actually not the first implementation of NVIDIA’s new Pascal architecture. The very first Pascal-based GPU (GP100) is called the Tesla P100 and it was designed as a High Performance Computing (HPC) unit for use in datacenter acceleration, cloud services and deep learning neural networks.
The Tesla P100 has a die size of 600mm housing 15.3 billion transistors. It has a total of 56 Streaming Multiprocessors, 3,584 FP32 (single precision) CUDA cores and about half that amount of FP64 (double precision) CUDA cores. It also boasts a staggering 720GB/s memory bandwidth. 
In comparison, the flagship GeForce GTX 1080 (GP104), one of the most powerful consumer grade graphics cards on the planet today, features “only” 20 Streaming Multiprocessors, 2,560 CUDA cores and a 320GB/s memory bandwidth.
Photography by Angela Guo / Art Direction by Ian Chong.