Radeon 660M vs GeForce GTX 775M

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Aggregate performance score

We've compared GeForce GTX 775M and Radeon 660M, covering specs and all relevant benchmarks.

GTX 775M
2013
4 GB GDDR5, 100 Watt
9.45
+37.4%

GTX 775M outperforms 660M by a substantial 37% based on our aggregate benchmark results.

Primary details

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

Place in the ranking470560
Place by popularitynot in top-100not in top-100
Power efficiency6.5211.87
ArchitectureKepler (2012−2018)RDNA 2.0 (2020−2024)
GPU code nameN13E-GTX-A2Rembrandt+
Market segmentLaptopLaptop
Release date24 September 2013 (11 years ago)3 January 2023 (2 years ago)

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 cores1344384
Core clock speed719 MHz1500 MHz
Boost clock speedno data1900 MHz
Number of transistors3540 Million13,100 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)100 Watt40 Watt
Texture fill rateno data45.60
Floating-point processing powerno data1.459 TFLOPS
ROPsno data16
TMUsno data24
Ray Tracing Coresno data6

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).

Laptop sizelargeno data
Interfaceno dataPCIe 4.0 x8
Supplementary power connectorsno dataNone
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 typeGDDR5System Shared
Maximum RAM amount4 GBSystem Shared
Memory bus width256 BitSystem Shared
Memory clock speed3600 MHzSystem Shared
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 Connectorsno dataPortable Device Dependent

Supported technologies

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

Optimus+-

API compatibility

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

DirectX1112 Ultimate (12_2)
Shader Modelno data6.7
OpenGLno data4.6
OpenCLno data2.0
Vulkan-1.3
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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

GTX 775M 9.45
+37.4%
Radeon 660M 6.88

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 775M 3634
+37.3%
Radeon 660M 2647

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.

GTX 775M 6071
Radeon 660M 6743
+11.1%

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 HD30−35
+25%
24
−25%

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 18−20
+20%
14−16
−20%
Cyberpunk 2077 18−20
−33.3%
24
+33.3%
Elden Ring 27−30
+22.7%
22
−22.7%

Full HD
Medium Preset

Battlefield 5 30−35
+40.9%
21−24
−40.9%
Counter-Strike 2 18−20
+20%
14−16
−20%
Cyberpunk 2077 18−20
+80%
10
−80%
Forza Horizon 4 35−40
−10.5%
42
+10.5%
Metro Exodus 24−27
−28%
32
+28%
Red Dead Redemption 2 24−27
+25%
20−22
−25%
Valorant 35−40
−2.9%
36
+2.9%

Full HD
High Preset

Battlefield 5 30−35
+40.9%
21−24
−40.9%
Counter-Strike 2 18−20
+63.6%
11
−63.6%
Cyberpunk 2077 18−20
+157%
7
−157%
Dota 2 30−35
−2.9%
35
+2.9%
Elden Ring 27−30
+22.7%
22
−22.7%
Far Cry 5 35−40
+34.5%
29
−34.5%
Fortnite 55−60
+34.1%
40−45
−34.1%
Forza Horizon 4 35−40
+15.2%
33
−15.2%
Grand Theft Auto V 30−35
+36%
25
−36%
Metro Exodus 24−27
+25%
20
−25%
PLAYERUNKNOWN'S BATTLEGROUNDS 70−75
+32.1%
55−60
−32.1%
Red Dead Redemption 2 24−27
+25%
20−22
−25%
The Witcher 3: Wild Hunt 27−30
+38.1%
21−24
−38.1%
Valorant 35−40
+84.2%
19
−84.2%
World of Tanks 130−140
+29%
100−110
−29%

Full HD
Ultra Preset

Battlefield 5 30−35
+40.9%
21−24
−40.9%
Counter-Strike 2 18−20
+20%
14−16
−20%
Cyberpunk 2077 18−20
+28.6%
14−16
−28.6%
Dota 2 30−35
−41.2%
48
+41.2%
Far Cry 5 35−40
+25.8%
30−35
−25.8%
Forza Horizon 4 35−40
+35.7%
28
−35.7%
PLAYERUNKNOWN'S BATTLEGROUNDS 70−75
+32.1%
55−60
−32.1%
Valorant 35−40
+59.1%
21−24
−59.1%

1440p
High Preset

Dota 2 10−12
+57.1%
7−8
−57.1%
Elden Ring 12−14
+44.4%
9−10
−44.4%
Grand Theft Auto V 12−14
+71.4%
7−8
−71.4%
PLAYERUNKNOWN'S BATTLEGROUNDS 45−50
+18.4%
35−40
−18.4%
Red Dead Redemption 2 8−9
+60%
5−6
−60%
World of Tanks 65−70
+36%
50−55
−36%

1440p
Ultra Preset

Battlefield 5 18−20
+50%
12−14
−50%
Counter-Strike 2 10−11
+0%
10−11
+0%
Cyberpunk 2077 7−8
+40%
5−6
−40%
Far Cry 5 20−22
+42.9%
14−16
−42.9%
Forza Horizon 4 20−22
+53.8%
12−14
−53.8%
Metro Exodus 16−18
+70%
10−11
−70%
The Witcher 3: Wild Hunt 10−12
+37.5%
8−9
−37.5%
Valorant 24−27
+33.3%
18−20
−33.3%

4K
High Preset

Counter-Strike 2 4−5
+300%
1−2
−300%
Dota 2 20−22
+11.1%
18−20
−11.1%
Elden Ring 6−7
+50%
4−5
−50%
Grand Theft Auto V 20−22
+17.6%
16−18
−17.6%
Metro Exodus 5−6
+150%
2−3
−150%
PLAYERUNKNOWN'S BATTLEGROUNDS 27−30
+35%
20−22
−35%
Red Dead Redemption 2 6−7
+50%
4−5
−50%
The Witcher 3: Wild Hunt 20−22
+17.6%
16−18
−17.6%

4K
Ultra Preset

Battlefield 5 8−9
+33.3%
6−7
−33.3%
Counter-Strike 2 4−5
+300%
1−2
−300%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Dota 2 20−22
+11.1%
18−20
−11.1%
Far Cry 5 10−12
+37.5%
8−9
−37.5%
Fortnite 10−11
+66.7%
6−7
−66.7%
Forza Horizon 4 10−12
+57.1%
7−8
−57.1%
Valorant 9−10
+50%
6−7
−50%

This is how GTX 775M and Radeon 660M compete in popular games:

  • GTX 775M is 25% faster in 1080p

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

  • in Counter-Strike 2, with 4K resolution and the High Preset, the GTX 775M is 300% faster.
  • in Dota 2, with 1080p resolution and the Ultra Preset, the Radeon 660M is 41% faster.

All in all, in popular games:

  • GTX 775M is ahead in 55 tests (87%)
  • Radeon 660M is ahead in 6 tests (10%)
  • there's a draw in 2 tests (3%)

Pros & cons summary


Performance score 9.45 6.88
Recency 24 September 2013 3 January 2023
Chip lithography 28 nm 6 nm
Power consumption (TDP) 100 Watt 40 Watt

GTX 775M has a 37.4% higher aggregate performance score.

Radeon 660M, on the other hand, has an age advantage of 9 years, a 366.7% more advanced lithography process, and 150% lower power consumption.

The GeForce GTX 775M is our recommended choice as it beats the Radeon 660M in performance tests.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GTX 775M
GeForce GTX 775M
AMD Radeon 660M
Radeon 660M

Other comparisons

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Community ratings

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


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Questions & comments

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