GeForce GTX 660M vs Radeon R9 M365X

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Aggregate performance score

We've compared Radeon R9 M365X and GeForce GTX 660M, covering specs and all relevant benchmarks.

R9 M365X
2015
4 GB GDDR5
3.83
+3%

R9 M365X outperforms GTX 660M by a minimal 3% based on our aggregate benchmark results.

Primary details

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

Place in performance ranking667670
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.71
ArchitectureGCN (2011−2017)Kepler (2012−2018)
GPU code nameTropoN13E-GE
Market segmentLaptopLaptop
Release date6 May 2015 (9 years ago)22 March 2012 (12 years ago)
Current priceno data$276

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores640384
CUDA coresno data384
Compute units10no data
Core clock speed900 MHz835 MHz
Boost clock speed925 MHz950 MHz
Number of transistors1,500 million1,270 million
Manufacturing process technology28 nm28 nm
Power consumption (TDP)no data50 Watt
Texture fill rate37.0030.4 billion/sec
Floating-point performance1,184 gflops729.6 gflops

Form factor & compatibility

Information on Radeon R9 M365X and GeForce GTX 660M compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizemedium sizedlarge
Bus supportPCIe 3.0PCI Express 2.0, PCI Express 3.0
InterfacePCIe 3.0 x16MXM-B (3.0)
SLI optionsno data+

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 GB2 GB
Memory bus width128 Bit128bit
Memory clock speed1125 MHz2000 MHz
Memory bandwidth72 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
Eyefinity1no data
HDMIno data+
HDCPno data+
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.

AppAcceleration-no data
Enduro-no data
FreeSync1no data
HD3D+no data
PowerTune+no data
DualGraphics1no data
TrueAudio-no data
ZeroCore+no data
Switchable graphics1no data
Optimusno data+

API compatibility

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

DirectXDirectX® 1212 API
Shader Model5.15.1
OpenGL4.44.5
OpenCLNot Listed1.1
Vulkanno data1.1.126
Mantle+no data
CUDAno data+

Synthetic benchmark performance

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


Combined synthetic benchmark score

This is our combined benchmark performance 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.

R9 M365X 3.83
+3%
GTX 660M 3.72

Radeon R9 M365X outperforms GeForce GTX 660M by 3% based on our aggregate benchmark results.


Passmark

This is the most ubiquitous GPU benchmark, part of Passmark PerformanceTest suite. 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.

Benchmark coverage: 25%

R9 M365X 1481
+3.2%
GTX 660M 1435

Radeon R9 M365X outperforms GeForce GTX 660M by 3% in Passmark.

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:

900p30−35
+0%
30
+0%
Full HD35−40
−2.9%
36
+2.9%
1200p35−40
−8.6%
38
+8.6%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 7−8
+0%
7−8
+0%

Full HD
Medium Preset

Assassin's Creed Odyssey 8−9
+14.3%
7−8
−14.3%
Assassin's Creed Valhalla 2−3
+100%
1−2
−100%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 9−10
+12.5%
8−9
−12.5%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−12
+10%
10−11
−10%
Forza Horizon 4 16−18
+0%
16−18
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 21−24
+4.8%
21−24
−4.8%
Metro Exodus 4−5
+0%
4−5
+0%
Red Dead Redemption 2 10−11
+11.1%
9−10
−11.1%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
Watch Dogs: Legion 18−20
+0%
18−20
+0%

Full HD
High Preset

Assassin's Creed Odyssey 8−9
+14.3%
7−8
−14.3%
Assassin's Creed Valhalla 2−3
+100%
1−2
−100%
Battlefield 5 8−9
+0%
8−9
+0%
Call of Duty: Modern Warfare 9−10
+12.5%
8−9
−12.5%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Far Cry New Dawn 10−12
+10%
10−11
−10%
Forza Horizon 4 16−18
+0%
16−18
+0%
Hitman 3 7−8
+0%
7−8
+0%
Horizon Zero Dawn 21−24
+4.8%
21−24
−4.8%
Metro Exodus 4−5
+0%
4−5
+0%
Red Dead Redemption 2 10−11
+11.1%
9−10
−11.1%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
The Witcher 3: Wild Hunt 9−10
+0%
9−10
+0%
Watch Dogs: Legion 18−20
+0%
18−20
+0%

Full HD
Ultra Preset

Assassin's Creed Odyssey 8−9
+14.3%
7−8
−14.3%
Assassin's Creed Valhalla 2−3
+100%
1−2
−100%
Call of Duty: Modern Warfare 9−10
+12.5%
8−9
−12.5%
Cyberpunk 2077 7−8
+0%
7−8
+0%
Far Cry 5 8−9
+0%
8−9
+0%
Forza Horizon 4 16−18
+0%
16−18
+0%
Horizon Zero Dawn 21−24
+4.8%
21−24
−4.8%
Shadow of the Tomb Raider 14−16
+0%
14−16
+0%
The Witcher 3: Wild Hunt 9−10
+0%
9−10
+0%
Watch Dogs: Legion 18−20
+0%
18−20
+0%

Full HD
Epic Preset

Red Dead Redemption 2 10−11
+11.1%
9−10
−11.1%

1440p
High Preset

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

1440p
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Call of Duty: Modern Warfare 6−7
+0%
6−7
+0%
Cyberpunk 2077 2−3
+0%
2−3
+0%
Far Cry 5 6−7
+0%
6−7
+0%
Forza Horizon 4 6−7
+0%
6−7
+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 1−2
+0%
1−2
+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%
Horizon Zero Dawn 4−5
+0%
4−5
+0%
Shadow of the Tomb Raider 0−1 0−1

4K
Ultra Preset

Assassin's Creed Odyssey 3−4
+0%
3−4
+0%
Assassin's Creed Valhalla 1−2
+0%
1−2
+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%
Horizon Zero Dawn 4−5
+0%
4−5
+0%
Metro Exodus 6−7
+0%
6−7
+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 R9 M365X and GTX 660M compete in popular games:

  • A tie in 900p
  • GTX 660M is 3% faster in 1080p
  • GTX 660M is 9% faster in 1200p

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

  • in Assassin's Creed Valhalla, with 1080p resolution and the Medium Preset, the R9 M365X is 100% faster.

All in all, in popular games:

  • R9 M365X is ahead in 17 tests (26%)
  • there's a draw in 48 tests (74%)

Pros & cons summary


Performance score 3.83 3.72
Recency 6 May 2015 22 March 2012
Maximum RAM amount 4 GB 2 GB

Given the minimal performance differences, no clear winner can be declared between Radeon R9 M365X and GeForce GTX 660M.


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

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AMD Radeon R9 M365X
Radeon R9 M365X
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.


1 2 votes

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3.6 205 votes

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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.