GeForce GTX 1660 vs GT 520MX

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Aggregate performance score

We've compared GeForce GT 520MX with GeForce GTX 1660, including specs and performance data.

GT 520MX
2011
1 GB DDR3, 20 Watt
0.65

1660 outperforms 520MX by a whopping 3951% based on our aggregate benchmark results.

Primary details

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

Place in the ranking1215229
Place by popularitynot in top-10050
Cost-effectiveness evaluationno data36.51
Power efficiency2.6217.67
ArchitectureFermi 2.0 (2010−2014)Turing (2018−2022)
GPU code nameGF119TU116
Market segmentLaptopDesktop
Release date30 May 2011 (14 years ago)14 March 2019 (6 years ago)
Launch price (MSRP)no data$219

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

no data

Performance to price scatter graph

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 cores481408
Core clock speed900 MHz1530 MHz
Boost clock speedno data1785 MHz
Number of transistors292 million6,600 million
Manufacturing process technology40 nm12 nm
Power consumption (TDP)20 Watt120 Watt
Texture fill rate7.200157.1
Floating-point processing power0.1728 TFLOPS5.027 TFLOPS
ROPs448
TMUs888
L1 Cache64 KB1.4 MB
L2 Cache128 KB1536 KB

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).

InterfacePCIe 2.0 x16PCIe 3.0 x16
Lengthno data229 mm
Widthno data2-slot
Supplementary power connectorsno data1x 8-pin

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 typeDDR3GDDR5
Maximum RAM amount1 GB6 GB
Memory bus width64 Bit192 Bit
Memory clock speed900 MHz2001 MHz
Memory bandwidth14.4 GB/s192.1 GB/s
Shared memory--

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsNo outputs1x DVI, 1x HDMI, 1x DisplayPort
HDMI-+

Supported technologies

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

Optimus+-

API and SDK support

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

DirectX12 API12 (12_1)
Shader Model5.16.5
OpenGL4.54.6
OpenCL1.11.2
VulkanN/A1.2.131
CUDA+7.5

Synthetic benchmarks

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.

GT 520MX 0.65
GTX 1660 26.33
+3951%

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.

GT 520MX 289
Samples: 506
GTX 1660 11643
+3929%
Samples: 7793

3DMark 11 Performance GPU

3DMark 11 is an obsolete DirectX 11 benchmark by Futuremark. It used four tests based on two scenes, one being few submarines exploring the submerged wreck of a sunken ship, the other is an abandoned temple deep in the jungle. All the tests are heavy with volumetric lighting and tessellation, and despite being done in 1280x720 resolution, are relatively taxing. Discontinued in January 2020, 3DMark 11 is now superseded by Time Spy.

GT 520MX 597
GTX 1660 21064
+3431%

3DMark Vantage Performance

3DMark Vantage is an outdated DirectX 10 benchmark using 1280x1024 screen resolution. It taxes the graphics card with two scenes, one depicting a girl escaping some militarized base located within a sea cave, the other displaying a space fleet attack on a defenseless planet. It was discontinued in April 2017, and Time Spy benchmark is now recommended to be used instead.

GT 520MX 2620
GTX 1660 71229
+2619%

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.

GT 520MX 1470
GTX 1660 58009
+3846%

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 HD2−3
−4050%
83
+4050%
1440p1−2
−4900%
50
+4900%
4K0−127

Cost per frame, $

1080pno data2.64
1440pno data4.38
4Kno data8.11

FPS performance in popular games

Full HD
Low

Cyberpunk 2077 2−3
−3450%
71
+3450%
Hogwarts Legacy 6−7
−1217%
79
+1217%

Full HD
Medium

Cyberpunk 2077 2−3
−2800%
58
+2800%
Far Cry 5 1−2
−9900%
100
+9900%
Forza Horizon 4 5−6
−2540%
132
+2540%
Hogwarts Legacy 6−7
−883%
59
+883%
PLAYERUNKNOWN'S BATTLEGROUNDS 8−9
−1313%
110−120
+1313%
Valorant 27−30
−955%
306
+955%

Full HD
High

Counter-Strike: Global Offensive 20−22
−1255%
270−280
+1255%
Cyberpunk 2077 2−3
−2250%
47
+2250%
Dota 2 12−14
−1725%
219
+1725%
Far Cry 5 1−2
−9100%
92
+9100%
Forza Horizon 4 5−6
−2360%
123
+2360%
Hogwarts Legacy 6−7
−667%
46
+667%
Metro Exodus 1−2
−5600%
57
+5600%
PLAYERUNKNOWN'S BATTLEGROUNDS 8−9
−1313%
110−120
+1313%
The Witcher 3: Wild Hunt 6−7
−1600%
102
+1600%
Valorant 27−30
−890%
287
+890%

Full HD
Ultra

Cyberpunk 2077 2−3
−1900%
40
+1900%
Dota 2 12−14
−1542%
197
+1542%
Far Cry 5 1−2
−8500%
86
+8500%
Forza Horizon 4 5−6
−1860%
98
+1860%
Hogwarts Legacy 6−7
−500%
36
+500%
PLAYERUNKNOWN'S BATTLEGROUNDS 8−9
−1313%
110−120
+1313%
The Witcher 3: Wild Hunt 6−7
−850%
57
+850%
Valorant 27−30
−297%
115
+297%

1440p
High

Counter-Strike 2 3−4
−1967%
62
+1967%
Counter-Strike: Global Offensive 3−4
−6500%
190−200
+6500%
PLAYERUNKNOWN'S BATTLEGROUNDS 7−8
−1743%
129
+1743%

1440p
Ultra

Cyberpunk 2077 0−1 24
Forza Horizon 4 2−3
−3700%
76
+3700%
Hogwarts Legacy 0−1 24
The Witcher 3: Wild Hunt 1−2
−4700%
45−50
+4700%

1440p
Epic

Fortnite 1−2
−6900%
70−75
+6900%

4K
High

Grand Theft Auto V 14−16
−227%
49
+227%
Valorant 4−5
−3025%
125
+3025%

4K
Ultra

PLAYERUNKNOWN'S BATTLEGROUNDS 2−3
−1500%
30−35
+1500%

4K
Epic

Fortnite 2−3
−1550%
30−35
+1550%

Full HD
Low

Counter-Strike 2 271
+0%
271
+0%

Full HD
Medium

Battlefield 5 100−110
+0%
100−110
+0%
Counter-Strike 2 223
+0%
223
+0%
Fortnite 130−140
+0%
130−140
+0%
Forza Horizon 5 100
+0%
100
+0%

Full HD
High

Battlefield 5 100−110
+0%
100−110
+0%
Counter-Strike 2 107
+0%
107
+0%
Fortnite 130−140
+0%
130−140
+0%
Forza Horizon 5 88
+0%
88
+0%
Grand Theft Auto V 115
+0%
115
+0%

Full HD
Ultra

Battlefield 5 100−110
+0%
100−110
+0%

Full HD
Epic

Fortnite 130−140
+0%
130−140
+0%

1440p
High

Grand Theft Auto V 52
+0%
52
+0%
Metro Exodus 33
+0%
33
+0%
Valorant 226
+0%
226
+0%

1440p
Ultra

Battlefield 5 75−80
+0%
75−80
+0%
Far Cry 5 59
+0%
59
+0%

4K
High

Counter-Strike 2 16
+0%
16
+0%
Hogwarts Legacy 18−20
+0%
18−20
+0%
Metro Exodus 20
+0%
20
+0%
The Witcher 3: Wild Hunt 35
+0%
35
+0%

4K
Ultra

Battlefield 5 40−45
+0%
40−45
+0%
Counter-Strike 2 30−33
+0%
30−33
+0%
Cyberpunk 2077 10
+0%
10
+0%
Dota 2 87
+0%
87
+0%
Far Cry 5 30
+0%
30
+0%
Forza Horizon 4 50
+0%
50
+0%
Hogwarts Legacy 13
+0%
13
+0%

This is how GT 520MX and GTX 1660 compete in popular games:

  • GTX 1660 is 4050% faster in 1080p
  • GTX 1660 is 4900% faster in 1440p

Here's the range of performance differences observed across popular games:

  • in Far Cry 5, with 1080p resolution and the Medium Preset, the GTX 1660 is 9900% faster.

All in all, in popular games:

  • GTX 1660 performs better in 36 tests (56%)
  • there's a draw in 28 tests (44%)

Pros & cons summary


Performance score 0.65 26.33
Recency 30 May 2011 14 March 2019
Maximum RAM amount 1 GB 6 GB
Chip lithography 40 nm 12 nm
Power consumption (TDP) 20 Watt 120 Watt

GT 520MX has 500% lower power consumption.

GTX 1660, on the other hand, has a 3950.8% higher aggregate performance score, an age advantage of 7 years, a 500% higher maximum VRAM amount, and a 233.3% more advanced lithography process.

The GeForce GTX 1660 is our recommended choice as it beats the GeForce GT 520MX in performance tests.

Be aware that GeForce GT 520MX is a notebook graphics card while GeForce GTX 1660 is a desktop one.

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NVIDIA GeForce GT 520MX
GeForce GT 520MX
NVIDIA GeForce GTX 1660
GeForce GTX 1660

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.


3.4 262 votes

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4.1 6126 votes

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