GeForce GTX 660 vs GTX 1080 Ti

VS

Aggregate performance score

We've compared GeForce GTX 1080 Ti and GeForce GTX 660, covering specs and all relevant benchmarks.

GTX 1080 Ti
2017
11 GB GDDR5X, 250 Watt
48.35
+363%

GTX 1080 Ti outperforms GTX 660 by a whopping 363% based on our aggregate benchmark results.

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking74446
Place by popularity3877
Cost-effectiveness evaluation20.283.46
Power efficiency13.265.11
ArchitecturePascal (2016−2021)Kepler (2012−2018)
GPU code nameGP102GK106
Market segmentDesktopDesktop
Release date10 March 2017 (7 years ago)6 September 2012 (12 years ago)
Launch price (MSRP)$699 $229

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.

GTX 1080 Ti has 486% better value for money than GTX 660.

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores3584960
Core clock speed1481 MHz980 MHz
Boost clock speed1582 MHz1033 MHz
Number of transistors11,800 million2,540 million
Manufacturing process technology16 nm28 nm
Power consumption (TDP)250 Watt140 Watt
Maximum GPU temperature91 °Cno data
Texture fill rate354.482.56
Floating-point processing power11.34 TFLOPS1.981 TFLOPS
ROPs8824
TMUs22480

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Bus supportno dataPCI Express 3.0
InterfacePCIe 3.0 x16PCIe 3.0 x16
Length267 mm241 mm
Heightno data4.376" (11.1 cm)
Width2-slot2-slot
Recommended system power (PSU)600 Wattno data
Supplementary power connectors1x 6-pin + 1x 8-pin1x 6-pin
SLI options++

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR5XGDDR5
Maximum RAM amount11 GB2 GB
Memory bus width352 Bit192-bit GDDR5
Memory clock speed1376 MHz6.0 GB/s
Memory bandwidth484.4 GB/s144.2 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors1x HDMI, 3x DisplayPortOne Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
Multi monitor support+4 displays
HDMI++
HDCP-+
Maximum VGA resolutionno data2048x1536
G-SYNC support+-
Audio input for HDMIno dataInternal

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray-+
3D Gaming-+
3D Vision-+
GPU Boost3.0no data
Ansel+no data

API and SDK compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 (12_1)12 (11_0)
Shader Model6.45.1
OpenGL4.54.3
OpenCL1.21.2
Vulkan+1.1.126
CUDA++

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.


Combined synthetic benchmark score

This is our combined benchmark score.

GTX 1080 Ti 48.35
+363%
GTX 660 10.44

Passmark

This is the most ubiquitous GPU benchmark. It gives the graphics card a thorough evaluation under various types of load, providing four separate benchmarks for Direct3D versions 9, 10, 11 and 12 (the last being done in 4K resolution if possible), and few more tests engaging DirectCompute capabilities.

GTX 1080 Ti 18582
+363%
GTX 660 4014

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

GTX 1080 Ti 27564
+447%
GTX 660 5040

GeekBench 5 OpenCL

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses OpenCL API by Khronos Group.

GTX 1080 Ti 67675
+495%
GTX 660 11372

GeekBench 5 Vulkan

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses Vulkan API by AMD & Khronos Group.

GTX 1080 Ti 85263
+647%
GTX 660 11411

GeekBench 5 CUDA

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses CUDA API by NVIDIA.

GTX 1080 Ti 55161
+543%
GTX 660 8583

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Average FPS across all PC games

Here are the average frames per second in a large set of popular games across different resolutions:

Full HD130
+177%
47
−177%
1440p86
+378%
18−20
−378%
4K68
+386%
14−16
−386%

Cost per frame, $

1080p5.38
−10.4%
4.87
+10.4%
1440p8.13
+56.5%
12.72
−56.5%
4K10.28
+59.1%
16.36
−59.1%
  • GTX 660 has 10% lower cost per frame in 1080p
  • GTX 1080 Ti has 57% lower cost per frame in 1440p
  • GTX 1080 Ti has 59% lower cost per frame in 4K

FPS performance in popular games

Full HD
Low Preset

Atomic Heart 130−140
+407%
27−30
−407%
Counter-Strike 2 100−110
+410%
21−24
−410%
Cyberpunk 2077 100−110
+405%
21−24
−405%

Full HD
Medium Preset

Atomic Heart 130−140
+407%
27−30
−407%
Battlefield 5 166
+374%
35−40
−374%
Counter-Strike 2 100−110
+410%
21−24
−410%
Cyberpunk 2077 100−110
+405%
21−24
−405%
Far Cry 5 120
+400%
24−27
−400%
Fortnite 190−200
+378%
40−45
−378%
Forza Horizon 4 147
+390%
30−33
−390%
Forza Horizon 5 130−140
+389%
27−30
−389%
PLAYERUNKNOWN'S BATTLEGROUNDS 125
+421%
24−27
−421%
Valorant 250−260
+402%
50−55
−402%

Full HD
High Preset

Atomic Heart 130−140
+407%
27−30
−407%
Battlefield 5 154
+413%
30−33
−413%
Counter-Strike 2 100−110
+410%
21−24
−410%
Counter-Strike: Global Offensive 270−280
+363%
60−65
−363%
Cyberpunk 2077 100−110
+405%
21−24
−405%
Dota 2 133
+393%
27−30
−393%
Far Cry 5 117
+388%
24−27
−388%
Fortnite 203
+408%
40−45
−408%
Forza Horizon 4 145
+383%
30−33
−383%
Forza Horizon 5 130−140
+389%
27−30
−389%
Grand Theft Auto V 120
+400%
24−27
−400%
Metro Exodus 90
+400%
18−20
−400%
PLAYERUNKNOWN'S BATTLEGROUNDS 115
+379%
24−27
−379%
The Witcher 3: Wild Hunt 160−170
+374%
35−40
−374%
Valorant 250−260
+402%
50−55
−402%

Full HD
Ultra Preset

Battlefield 5 149
+397%
30−33
−397%
Counter-Strike 2 60
+400%
12−14
−400%
Cyberpunk 2077 100−110
+405%
21−24
−405%
Dota 2 125
+421%
24−27
−421%
Far Cry 5 109
+419%
21−24
−419%
Forza Horizon 4 120
+400%
24−27
−400%
Forza Horizon 5 130−140
+389%
27−30
−389%
PLAYERUNKNOWN'S BATTLEGROUNDS 102
+386%
21−24
−386%
The Witcher 3: Wild Hunt 98
+367%
21−24
−367%
Valorant 179
+411%
35−40
−411%

Full HD
Epic Preset

Fortnite 163
+366%
35−40
−366%

1440p
High Preset

Counter-Strike 2 35−40
+400%
7−8
−400%
Counter-Strike: Global Offensive 300−350
+375%
65−70
−375%
Grand Theft Auto V 84
+367%
18−20
−367%
Metro Exodus 56
+367%
12−14
−367%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+400%
35−40
−400%
Valorant 280−290
+367%
60−65
−367%

1440p
Ultra Preset

Battlefield 5 118
+392%
24−27
−392%
Cyberpunk 2077 55−60
+450%
10−11
−450%
Far Cry 5 97
+439%
18−20
−439%
Forza Horizon 4 102
+386%
21−24
−386%
Forza Horizon 5 75−80
+394%
16−18
−394%
The Witcher 3: Wild Hunt 85−90
+394%
18−20
−394%

1440p
Epic Preset

Fortnite 107
+410%
21−24
−410%

4K
High Preset

Atomic Heart 35−40
+429%
7−8
−429%
Counter-Strike 2 21−24
+475%
4−5
−475%
Grand Theft Auto V 98
+367%
21−24
−367%
Metro Exodus 35
+400%
7−8
−400%
The Witcher 3: Wild Hunt 72
+414%
14−16
−414%
Valorant 260−270
+387%
55−60
−387%

4K
Ultra Preset

Battlefield 5 70
+400%
14−16
−400%
Counter-Strike 2 8
+700%
1−2
−700%
Cyberpunk 2077 24−27
+400%
5−6
−400%
Dota 2 125
+421%
24−27
−421%
Far Cry 5 55
+450%
10−11
−450%
Forza Horizon 4 75
+369%
16−18
−369%
Forza Horizon 5 50−55
+420%
10−11
−420%
PLAYERUNKNOWN'S BATTLEGROUNDS 45
+400%
9−10
−400%

4K
Epic Preset

Fortnite 51
+410%
10−11
−410%

This is how GTX 1080 Ti and GTX 660 compete in popular games:

  • GTX 1080 Ti is 177% faster in 1080p
  • GTX 1080 Ti is 378% faster in 1440p
  • GTX 1080 Ti is 386% faster in 4K

Pros & cons summary


Performance score 48.35 10.44
Recency 10 March 2017 6 September 2012
Maximum RAM amount 11 GB 2 GB
Chip lithography 16 nm 28 nm
Power consumption (TDP) 250 Watt 140 Watt

GTX 1080 Ti has a 363.1% higher aggregate performance score, an age advantage of 4 years, a 450% higher maximum VRAM amount, and a 75% more advanced lithography process.

GTX 660, on the other hand, has 78.6% lower power consumption.

The GeForce GTX 1080 Ti is our recommended choice as it beats the GeForce GTX 660 in performance tests.

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NVIDIA GeForce GTX 1080 Ti
GeForce GTX 1080 Ti
NVIDIA GeForce GTX 660
GeForce GTX 660

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


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