GeForce GTX 660M Mac Edition vs GTX 980 Mobile

VS

Aggregate performance score

We've compared GeForce GTX 980 Mobile and GeForce GTX 660M Mac Edition, covering specs and all relevant benchmarks.

GTX 980 Mobile
2015
4 GB GDDR5, 100 Watt
21.60
+1276%

GTX 980 Mobile outperforms GTX 660M Mac Edition by a whopping 1276% based on our aggregate benchmark results.

Primary details

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

Place in the ranking257970
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation19.85no data
Power efficiency7.432.16
ArchitectureMaxwell 2.0 (2014−2019)Kepler (2012−2018)
GPU code nameGM204GK107
Market segmentLaptopLaptop
Release date21 September 2015 (9 years ago)1 April 2013 (11 years ago)
Launch price (MSRP)$395.82 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores2048384
Core clock speed1064 MHz950 MHz
Boost clock speed1216 MHzno data
Number of transistors5,200 million1,270 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)100-200 Watt50 Watt
Texture fill rate136.230.40
Floating-point processing power4.358 TFLOPS0.7296 TFLOPS
ROPs6416
TMUs12832

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
Bus supportPCI Express 3.0no data
InterfaceMXM-B (3.0)MXM-B (3.0)
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 typeGDDR5GDDR5
Maximum RAM amount4 GB512 MB
Memory bus width256 Bit128 Bit
Memory clock speed7.0 GB/s1250 MHz
Memory bandwidth224 GB/s80 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 ConnectorsDual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2No outputs
Multi monitor support4 displaysno data
VGA аnalog display support+no data
DisplayPort Multimode (DP++) support+no data
HDMI+-
HDCP+-
Maximum VGA resolution2048x1536no data
G-SYNC support+-
Audio input for HDMIInternalno data

Supported technologies

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

GameStream+-
GeForce ShadowPlay+-
GPU Boost2.0no data
GameWorks+-
H.264, VC1, MPEG2 1080p video decoder+-
Optimus+-
BatteryBoost+-

API compatibility

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

DirectX12 (12_1)12 (11_0)
Shader Model6.45.1
OpenGL4.54.6
OpenCL1.21.2
Vulkan1.1.1261.1.126
CUDA+3.0

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 HD97
+1286%
7−8
−1286%
4K48
+1500%
3−4
−1500%

Cost per frame, $

1080p4.08no data
4K8.25no data

FPS performance in popular games

Full HD
Low Preset

Counter-Strike 2 35−40
+1850%
2−3
−1850%
Cyberpunk 2077 40−45
+1333%
3−4
−1333%
Elden Ring 65−70
+1280%
5−6
−1280%

Full HD
Medium Preset

Battlefield 5 65−70
+1600%
4−5
−1600%
Counter-Strike 2 35−40
+1850%
2−3
−1850%
Cyberpunk 2077 40−45
+1333%
3−4
−1333%
Forza Horizon 4 90−95
+1433%
6−7
−1433%
Metro Exodus 55−60
+1350%
4−5
−1350%
Red Dead Redemption 2 45−50
+1533%
3−4
−1533%
Valorant 85−90
+1350%
6−7
−1350%

Full HD
High Preset

Battlefield 5 65−70
+1600%
4−5
−1600%
Counter-Strike 2 35−40
+1850%
2−3
−1850%
Cyberpunk 2077 40−45
+1333%
3−4
−1333%
Dota 2 56
+1300%
4−5
−1300%
Elden Ring 65−70
+1280%
5−6
−1280%
Far Cry 5 70−75
+1300%
5−6
−1300%
Fortnite 110−120
+1300%
8−9
−1300%
Forza Horizon 4 90−95
+1433%
6−7
−1433%
Grand Theft Auto V 84
+1300%
6−7
−1300%
Metro Exodus 55−60
+1350%
4−5
−1350%
PLAYERUNKNOWN'S BATTLEGROUNDS 140−150
+1320%
10−11
−1320%
Red Dead Redemption 2 45−50
+1533%
3−4
−1533%
The Witcher 3: Wild Hunt 81
+1520%
5−6
−1520%
Valorant 85−90
+1350%
6−7
−1350%
World of Tanks 240−250
+1406%
16−18
−1406%

Full HD
Ultra Preset

Battlefield 5 65−70
+1600%
4−5
−1600%
Counter-Strike 2 35−40
+1850%
2−3
−1850%
Cyberpunk 2077 40−45
+1333%
3−4
−1333%
Dota 2 75−80
+1420%
5−6
−1420%
Far Cry 5 70−75
+1300%
5−6
−1300%
Forza Horizon 4 90−95
+1433%
6−7
−1433%
PLAYERUNKNOWN'S BATTLEGROUNDS 140−150
+1320%
10−11
−1320%
Valorant 85−90
+1350%
6−7
−1350%

1440p
High Preset

Dota 2 35−40
+1650%
2−3
−1650%
Elden Ring 35−40
+1750%
2−3
−1750%
Grand Theft Auto V 35−40
+1650%
2−3
−1650%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+1342%
12−14
−1342%
Red Dead Redemption 2 20−22
+1900%
1−2
−1900%
World of Tanks 140−150
+1350%
10−11
−1350%

1440p
Ultra Preset

Battlefield 5 40−45
+1367%
3−4
−1367%
Counter-Strike 2 18−20
+1700%
1−2
−1700%
Cyberpunk 2077 16−18
+1600%
1−2
−1600%
Far Cry 5 60−65
+1400%
4−5
−1400%
Forza Horizon 4 55−60
+1300%
4−5
−1300%
Metro Exodus 45−50
+1533%
3−4
−1533%
The Witcher 3: Wild Hunt 30−33
+1400%
2−3
−1400%
Valorant 55−60
+1325%
4−5
−1325%

4K
High Preset

Counter-Strike 2 18−20
+1700%
1−2
−1700%
Dota 2 60
+1400%
4−5
−1400%
Elden Ring 16−18
+1500%
1−2
−1500%
Grand Theft Auto V 60
+1400%
4−5
−1400%
Metro Exodus 16−18
+1500%
1−2
−1500%
PLAYERUNKNOWN'S BATTLEGROUNDS 65−70
+1525%
4−5
−1525%
Red Dead Redemption 2 14−16
+1300%
1−2
−1300%
The Witcher 3: Wild Hunt 60
+1400%
4−5
−1400%

4K
Ultra Preset

Battlefield 5 21−24
+2100%
1−2
−2100%
Counter-Strike 2 18−20
+1700%
1−2
−1700%
Cyberpunk 2077 7−8 0−1
Dota 2 35−40
+1750%
2−3
−1750%
Far Cry 5 27−30
+1300%
2−3
−1300%
Fortnite 24−27
+2500%
1−2
−2500%
Forza Horizon 4 30−35
+1500%
2−3
−1500%
Valorant 27−30
+2600%
1−2
−2600%

This is how GTX 980 Mobile and GTX 660M Mac Edition compete in popular games:

  • GTX 980 Mobile is 1286% faster in 1080p
  • GTX 980 Mobile is 1500% faster in 4K

Pros & cons summary


Performance score 21.60 1.57
Recency 21 September 2015 1 April 2013
Maximum RAM amount 4 GB 512 MB
Power consumption (TDP) 100 Watt 50 Watt

GTX 980 Mobile has a 1275.8% higher aggregate performance score, an age advantage of 2 years, and a 700% higher maximum VRAM amount.

GTX 660M Mac Edition, on the other hand, has 100% lower power consumption.

The GeForce GTX 980 Mobile is our recommended choice as it beats the GeForce GTX 660M Mac Edition in performance tests.


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

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


NVIDIA GeForce GTX 980 Mobile
GeForce GTX 980 Mobile
NVIDIA GeForce GTX 660M Mac Edition
GeForce GTX 660M Mac Edition

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.


3.5 77 votes

Rate GeForce GTX 980 Mobile on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3 22 votes

Rate GeForce GTX 660M Mac Edition on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.