Radeon RX 6700M vs GeForce GTX 660

Aggregate performance score

We've compared GeForce GTX 660 with Radeon RX 6700M, including specs and performance data.

GTX 660
2012
2 GB GDDR5, 140 Watt
8.98

RX 6700M outperforms GTX 660 by a whopping 237% based on our aggregate benchmark results.

Primary details

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

Place in the ranking447149
Place by popularity77not in top-100
Cost-effectiveness evaluation2.98no data
Power efficiency5.1117.84
ArchitectureKepler (2012−2018)RDNA 2.0 (2020−2024)
GPU code nameGK106Navi 22
Market segmentDesktopLaptop
Release date6 September 2012 (12 years ago)31 May 2021 (3 years ago)
Launch price (MSRP)$229 no data

Cost-effectiveness evaluation

The higher the performance-to-price ratio, the better. We use the manufacturer's recommended prices for comparison.

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 cores9602304
Core clock speed980 MHz1489 MHz
Boost clock speed1033 MHz2400 MHz
Number of transistors2,540 million17,200 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)140 Watt135 Watt
Texture fill rate82.56345.6
Floating-point processing power1.981 TFLOPS11.06 TFLOPS
ROPs2464
TMUs80144
Ray Tracing Coresno data36

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 datamedium sized
Bus supportPCI Express 3.0no data
InterfacePCIe 3.0 x16PCIe 4.0 x16
Length241 mmno data
Height4.376" (11.1 cm)no data
Width2-slotno data
Supplementary power connectors1x 6-pinNone
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 typeGDDR5GDDR6
Maximum RAM amount2 GB10 GB
Memory bus width192-bit GDDR5160 Bit
Memory clock speed6.0 GB/s2000 MHz
Memory bandwidth144.2 GB/s320.0 GB/s
Shared memory--
Resizable BAR-+

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 ConnectorsOne Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPortNo outputs
Multi monitor support4 displaysno data
HDMI+-
HDCP+-
Maximum VGA resolution2048x1536no data
Audio input for HDMIInternalno data

Supported technologies

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

3D Blu-Ray+-
3D Gaming+-
3D Vision+-

API and SDK compatibility

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

DirectX12 (11_0)12 Ultimate (12_2)
Shader Model5.16.5
OpenGL4.34.6
OpenCL1.22.1
Vulkan1.1.1261.3
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.

GTX 660 8.98
RX 6700M 30.24
+237%

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 660 4014
RX 6700M 13521
+237%

3DMark Fire Strike Graphics

Fire Strike is a DirectX 11 benchmark for gaming PCs. It features two separate tests displaying a fight between a humanoid and a fiery creature made of lava. Using 1920x1080 resolution, Fire Strike shows off some realistic graphics and is quite taxing on hardware.

GTX 660 5040
RX 6700M 27924
+454%

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 HD47
−147%
116
+147%

Cost per frame, $

1080p4.87no data

FPS performance in popular games

Full HD
Low Preset

Atomic Heart 95−100
+0%
95−100
+0%
Counter-Strike 2 180−190
+0%
180−190
+0%
Cyberpunk 2077 70−75
+0%
70−75
+0%

Full HD
Medium Preset

Atomic Heart 95−100
+0%
95−100
+0%
Battlefield 5 110−120
+0%
110−120
+0%
Counter-Strike 2 180−190
+0%
180−190
+0%
Cyberpunk 2077 70−75
+0%
70−75
+0%
Far Cry 5 103
+0%
103
+0%
Fortnite 140−150
+0%
140−150
+0%
Forza Horizon 4 120−130
+0%
120−130
+0%
Forza Horizon 5 100−110
+0%
100−110
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 130−140
+0%
130−140
+0%
Valorant 200−210
+0%
200−210
+0%

Full HD
High Preset

Atomic Heart 95−100
+0%
95−100
+0%
Battlefield 5 110−120
+0%
110−120
+0%
Counter-Strike 2 180−190
+0%
180−190
+0%
Counter-Strike: Global Offensive 270−280
+0%
270−280
+0%
Cyberpunk 2077 70−75
+0%
70−75
+0%
Dota 2 123
+0%
123
+0%
Far Cry 5 97
+0%
97
+0%
Fortnite 140−150
+0%
140−150
+0%
Forza Horizon 4 120−130
+0%
120−130
+0%
Forza Horizon 5 100−110
+0%
100−110
+0%
Grand Theft Auto V 117
+0%
117
+0%
Metro Exodus 75−80
+0%
75−80
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 130−140
+0%
130−140
+0%
The Witcher 3: Wild Hunt 164
+0%
164
+0%
Valorant 200−210
+0%
200−210
+0%

Full HD
Ultra Preset

Battlefield 5 110−120
+0%
110−120
+0%
Cyberpunk 2077 70−75
+0%
70−75
+0%
Dota 2 112
+0%
112
+0%
Far Cry 5 91
+0%
91
+0%
Forza Horizon 4 120−130
+0%
120−130
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 130−140
+0%
130−140
+0%
The Witcher 3: Wild Hunt 95
+0%
95
+0%
Valorant 175
+0%
175
+0%

Full HD
Epic Preset

Fortnite 140−150
+0%
140−150
+0%

1440p
High Preset

Counter-Strike 2 80−85
+0%
80−85
+0%
Counter-Strike: Global Offensive 220−230
+0%
220−230
+0%
Grand Theft Auto V 60−65
+0%
60−65
+0%
Metro Exodus 45−50
+0%
45−50
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Valorant 230−240
+0%
230−240
+0%

1440p
Ultra Preset

Battlefield 5 85−90
+0%
85−90
+0%
Cyberpunk 2077 35−40
+0%
35−40
+0%
Far Cry 5 75−80
+0%
75−80
+0%
Forza Horizon 4 90−95
+0%
90−95
+0%
The Witcher 3: Wild Hunt 55−60
+0%
55−60
+0%

1440p
Epic Preset

Fortnite 80−85
+0%
80−85
+0%

4K
High Preset

Atomic Heart 24−27
+0%
24−27
+0%
Counter-Strike 2 35−40
+0%
35−40
+0%
Grand Theft Auto V 65−70
+0%
65−70
+0%
Metro Exodus 27−30
+0%
27−30
+0%
The Witcher 3: Wild Hunt 50−55
+0%
50−55
+0%
Valorant 190−200
+0%
190−200
+0%

4K
Ultra Preset

Battlefield 5 50−55
+0%
50−55
+0%
Counter-Strike 2 35−40
+0%
35−40
+0%
Cyberpunk 2077 16−18
+0%
16−18
+0%
Dota 2 95−100
+0%
95−100
+0%
Far Cry 5 40−45
+0%
40−45
+0%
Forza Horizon 4 60−65
+0%
60−65
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 40−45
+0%
40−45
+0%

4K
Epic Preset

Fortnite 40−45
+0%
40−45
+0%

This is how GTX 660 and RX 6700M compete in popular games:

  • RX 6700M is 147% faster in 1080p

All in all, in popular games:

  • there's a draw in 63 tests (100%)

Pros & cons summary


Performance score 8.98 30.24
Recency 6 September 2012 31 May 2021
Maximum RAM amount 2 GB 10 GB
Chip lithography 28 nm 7 nm
Power consumption (TDP) 140 Watt 135 Watt

RX 6700M has a 236.7% higher aggregate performance score, an age advantage of 8 years, a 400% higher maximum VRAM amount, a 300% more advanced lithography process, and 3.7% lower power consumption.

The Radeon RX 6700M is our recommended choice as it beats the GeForce GTX 660 in performance tests.

Be aware that GeForce GTX 660 is a desktop card while Radeon RX 6700M is a notebook one.

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 660
GeForce GTX 660
AMD Radeon RX 6700M
Radeon RX 6700M

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.


3.7 4430 votes

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

  • 1
  • 2
  • 3
  • 4
  • 5
3.9 126 votes

Rate Radeon RX 6700M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can give us your opinion about GeForce GTX 660 or Radeon RX 6700M, agree or disagree with our ratings, or report errors or inaccuracies on the site.