GeForce GTX 660M vs Radeon RX Vega M GL

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Aggregate performance score

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

RX Vega M GL
2018
4 GB HBM2, 65 Watt
9.88
+163%

RX Vega M GL outperforms GTX 660M by a whopping 163% based on our aggregate benchmark results.

Primary details

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

Place in the ranking455707
Place by popularitynot in top-100not in top-100
Power efficiency10.425.16
ArchitectureGCN 4.0 (2016−2020)Kepler (2012−2018)
GPU code namePolaris 22GK107
Market segmentLaptopLaptop
Release date1 February 2018 (6 years ago)22 March 2012 (12 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 cores1280384
Core clock speed931 MHz835 MHz
Boost clock speed1011 MHz950 MHz
Number of transistors5,000 million1,270 million
Manufacturing process technology14 nm28 nm
Power consumption (TDP)65 Watt50 Watt
Texture fill rate80.8830.40
Floating-point processing power2.588 TFLOPS0.7296 TFLOPS
ROPs3216
TMUs8032

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 sizeno datalarge
Bus supportno dataPCI Express 2.0, PCI Express 3.0
InterfaceIGPMXM-B (3.0)
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 typeHBM2GDDR5
Maximum RAM amount4 GB1 GB
Memory bus width1024 Bit128bit
Memory clock speed700 MHz2000 MHz
Memory bandwidth179.2 GB/s64.0 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 ConnectorsNo outputsNo outputs
HDMI-+
HDCP-+
Maximum VGA resolutionno dataUp to 2048x1536

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.

DirectX12 (12_0)12 API
Shader Model6.45.1
OpenGL4.64.5
OpenCL2.01.1
Vulkan1.2.1311.1.126
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. 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.

RX Vega M GL 9.88
+163%
GTX 660M 3.76

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.

RX Vega M GL 3808
+163%
GTX 660M 1449

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:

900p80−85
+150%
32
−150%
Full HD90−95
+157%
35
−157%
1200p95−100
+150%
38
−150%

FPS performance in popular games

Full HD
High Preset

The Witcher 3: Wild Hunt 24−27
+73.3%
14−16
−73.3%

Full HD
Ultra Preset

The Witcher 3: Wild Hunt 24−27
+73.3%
14−16
−73.3%

4K
High Preset

The Witcher 3: Wild Hunt 7−8
+250%
2−3
−250%

Full HD
Low Preset

Cyberpunk 2077 7−8
+0%
7−8
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−11
+0%
10−11
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Metro Exodus 7−8
+0%
7−8
+0%
Red Dead Redemption 2 9−10
+0%
9−10
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
High Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−11
+0%
10−11
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Metro Exodus 7−8
+0%
7−8
+0%
Red Dead Redemption 2 9−10
+0%
9−10
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 10−12
+0%
10−12
+0%
Assassin's Creed Valhalla 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 8−9
+0%
8−9
+0%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Forza Horizon 4 21−24
+0%
21−24
+0%
Hitman 3 9−10
+0%
9−10
+0%
Horizon Zero Dawn 24−27
+0%
24−27
+0%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
Watch Dogs: Legion 40−45
+0%
40−45
+0%

Full HD
Epic Preset

Red Dead Redemption 2 9−10
+0%
9−10
+0%

1440p
High Preset

Battlefield 5 7−8
+0%
7−8
+0%
Far Cry New Dawn 6−7
+0%
6−7
+0%

1440p
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 3−4
+0%
3−4
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 4−5
+0%
4−5
+0%
Forza Horizon 4 3−4
+0%
3−4
+0%
Hitman 3 8−9
+0%
8−9
+0%
Horizon Zero Dawn 9−10
+0%
9−10
+0%
The Witcher 3: Wild Hunt 3−4
+0%
3−4
+0%
Watch Dogs: Legion 21−24
+0%
21−24
+0%

1440p
Epic Preset

Red Dead Redemption 2 7−8
+0%
7−8
+0%

4K
High Preset

Battlefield 5 2−3
+0%
2−3
+0%
Far Cry New Dawn 2−3
+0%
2−3
+0%
Metro Exodus 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Assassin's Creed Valhalla 2−3
+0%
2−3
+0%
Call of Duty: Modern Warfare 1−2
+0%
1−2
+0%
Cyberpunk 2077 0−1 0−1
Far Cry 5 2−3
+0%
2−3
+0%
Forza Horizon 4 2−3
+0%
2−3
+0%
Watch Dogs: Legion 1−2
+0%
1−2
+0%

4K
Epic Preset

Red Dead Redemption 2 5−6
+0%
5−6
+0%

This is how RX Vega M GL and GTX 660M compete in popular games:

  • RX Vega M GL is 150% faster in 900p
  • RX Vega M GL is 157% faster in 1080p
  • RX Vega M GL is 150% faster in 1200p

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

  • in The Witcher 3: Wild Hunt, with 1080p resolution and the High Preset, the RX Vega M GL is 73% faster.

All in all, in popular games:

  • RX Vega M GL is ahead in 2 tests (3%)
  • there's a draw in 61 test (97%)

Pros & cons summary


Performance score 9.88 3.76
Recency 1 February 2018 22 March 2012
Maximum RAM amount 4 GB 1 GB
Chip lithography 14 nm 28 nm
Power consumption (TDP) 65 Watt 50 Watt

RX Vega M GL has a 162.8% higher aggregate performance score, an age advantage of 5 years, a 300% higher maximum VRAM amount, and a 100% more advanced lithography process.

GTX 660M, on the other hand, has 30% lower power consumption.

The Radeon RX Vega M GL is our recommended choice as it beats the GeForce GTX 660M 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

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AMD Radeon RX Vega M GL
Radeon RX Vega M GL
NVIDIA GeForce GTX 660M
GeForce GTX 660M

Comparisons with similar GPUs

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.


3.2 22 votes

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3.6 211 votes

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

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Questions & comments

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