GeForce RTX 5090 Mobile vs GTX 660

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Aggregate performance score

We've compared GeForce GTX 660 with GeForce RTX 5090 Mobile, including specs and performance data.

GTX 660
2012
2 GB GDDR5, 140 Watt
9.12

5090 Mobile outperforms 660 by a whopping 634% based on our aggregate benchmark results.

Primary details

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

Place in the ranking48722
Place by popularity96not in top-100
Cost-effectiveness evaluation2.89no data
Power efficiency5.2556.78
ArchitectureKepler (2012−2018)Blackwell 2.0 (2025−2026)
GPU code nameGK106GB203
Market segmentDesktopLaptop
Release date6 September 2012 (13 years ago)27 March 2025 (less than a year ago)
Launch price (MSRP)$229 no data

Cost-effectiveness evaluation

The higher the ratio, the better. We use the manufacturer's recommended prices.

no data

Performance to price scatter graph

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 cores96010496
Core clock speed980 MHz990 MHz
Boost clock speed1033 MHz1515 MHz
Number of transistors2,540 million45,600 million
Manufacturing process technology28 nm5 nm
Power consumption (TDP)140 Watt95 Watt
Texture fill rate82.56496.9
Floating-point processing power1.981 TFLOPS31.8 TFLOPS
ROPs24112
TMUs80328
Tensor Coresno data328
Ray Tracing Coresno data82
L1 Cache80 KB10.3 MB
L2 Cache384 KB64 MB

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 supportPCI Express 3.0no data
InterfacePCIe 3.0 x16PCIe 5.0 x16
Length241 mmno data
Height4.376" (11.1 cm)no data
Width2-slotno data
Supplementary power connectors1x 6-pinno data
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 typeGDDR5GDDR7
Maximum RAM amount2 GB24 GB
Memory bus width192-bit GDDR5256 Bit
Memory clock speed6.0 GB/s1750 MHz
Memory bandwidth144.2 GB/s896.0 GB/s
Shared memory--
Resizable BAR-+

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsOne Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPortPortable Device Dependent
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 support

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

DirectX12 (11_0)12 Ultimate (12_2)
Shader Model5.16.8
OpenGL4.34.6
OpenCL1.23.0
Vulkan1.1.1261.4
CUDA+12.0
DLSS-+

Synthetic benchmarks

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 9.12
RTX 5090 Mobile 66.92
+634%

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 4032
Samples: 16285
RTX 5090 Mobile 29590
+634%
Samples: 420

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
RTX 5090 Mobile 50860
+909%

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
−257%
168
+257%
1440p14−16
−721%
115
+721%
4K10−12
−690%
79
+690%

Cost per frame, $

1080p4.87no data
1440p16.36no data
4K22.90no data

FPS performance in popular games

Full HD
Low

Counter-Strike 2 300−350
+0%
300−350
+0%
Cyberpunk 2077 180−190
+0%
180−190
+0%
Hogwarts Legacy 160−170
+0%
160−170
+0%

Full HD
Medium

Battlefield 5 180−190
+0%
180−190
+0%
Counter-Strike 2 390
+0%
390
+0%
Cyberpunk 2077 180−190
+0%
180−190
+0%
Far Cry 5 200−210
+0%
200−210
+0%
Fortnite 300−350
+0%
300−350
+0%
Forza Horizon 4 280−290
+0%
280−290
+0%
Forza Horizon 5 210−220
+0%
210−220
+0%
Hogwarts Legacy 160−170
+0%
160−170
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
Valorant 400−450
+0%
400−450
+0%

Full HD
High

Battlefield 5 180−190
+0%
180−190
+0%
Counter-Strike 2 301
+0%
301
+0%
Counter-Strike: Global Offensive 270−280
+0%
270−280
+0%
Cyberpunk 2077 180−190
+0%
180−190
+0%
Far Cry 5 200−210
+0%
200−210
+0%
Fortnite 300−350
+0%
300−350
+0%
Forza Horizon 4 280−290
+0%
280−290
+0%
Forza Horizon 5 210−220
+0%
210−220
+0%
Grand Theft Auto V 172
+0%
172
+0%
Hogwarts Legacy 160−170
+0%
160−170
+0%
Metro Exodus 180−190
+0%
180−190
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
The Witcher 3: Wild Hunt 300−350
+0%
300−350
+0%
Valorant 400−450
+0%
400−450
+0%

Full HD
Ultra

Battlefield 5 180−190
+0%
180−190
+0%
Cyberpunk 2077 180−190
+0%
180−190
+0%
Far Cry 5 200−210
+0%
200−210
+0%
Forza Horizon 4 280−290
+0%
280−290
+0%
Hogwarts Legacy 160−170
+0%
160−170
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 170−180
+0%
170−180
+0%
The Witcher 3: Wild Hunt 219
+0%
219
+0%

Full HD
Epic

Fortnite 300−350
+0%
300−350
+0%

1440p
High

Counter-Strike 2 224
+0%
224
+0%
Counter-Strike: Global Offensive 500−550
+0%
500−550
+0%
Grand Theft Auto V 157
+0%
157
+0%
Metro Exodus 120−130
+0%
120−130
+0%
Valorant 450−500
+0%
450−500
+0%

1440p
Ultra

Battlefield 5 180−190
+0%
180−190
+0%
Cyberpunk 2077 100−110
+0%
100−110
+0%
Far Cry 5 180−190
+0%
180−190
+0%
Forza Horizon 4 250−260
+0%
250−260
+0%
Hogwarts Legacy 95−100
+0%
95−100
+0%
The Witcher 3: Wild Hunt 168
+0%
168
+0%

1440p
Epic

Fortnite 150−160
+0%
150−160
+0%

4K
High

Counter-Strike 2 100−110
+0%
100−110
+0%
Grand Theft Auto V 176
+0%
176
+0%
Metro Exodus 80−85
+0%
80−85
+0%
The Witcher 3: Wild Hunt 122
+0%
122
+0%
Valorant 300−350
+0%
300−350
+0%

4K
Ultra

Battlefield 5 130−140
+0%
130−140
+0%
Cyberpunk 2077 50−55
+0%
50−55
+0%
Far Cry 5 120−130
+0%
120−130
+0%
Forza Horizon 4 210−220
+0%
210−220
+0%
Hogwarts Legacy 55−60
+0%
55−60
+0%
PLAYERUNKNOWN'S BATTLEGROUNDS 95−100
+0%
95−100
+0%

4K
Epic

Fortnite 75−80
+0%
75−80
+0%

This is how GTX 660 and RTX 5090 Mobile compete in popular games:

  • RTX 5090 Mobile is 257% faster in 1080p
  • RTX 5090 Mobile is 721% faster in 1440p
  • RTX 5090 Mobile is 690% faster in 4K

All in all, in popular games:

  • there's a draw in 59 tests (100%)

Pros & cons summary


Performance score 9.12 66.92
Recency 6 September 2012 27 March 2025
Maximum RAM amount 2 GB 24 GB
Chip lithography 28 nm 5 nm
Power consumption (TDP) 140 Watt 95 Watt

RTX 5090 Mobile has a 633.8% higher aggregate performance score, an age advantage of 12 years, a 1100% higher maximum VRAM amount, a 460% more advanced lithography process, and 47.4% lower power consumption.

The GeForce RTX 5090 Mobile is our recommended choice as it beats the GeForce GTX 660 in performance tests.

Be aware that GeForce GTX 660 is a desktop graphics card while GeForce RTX 5090 Mobile is a notebook one.

Vote for your favorite

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NVIDIA GeForce GTX 660
GeForce GTX 660
NVIDIA GeForce RTX 5090 Mobile
GeForce RTX 5090 Mobile

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 4711 votes

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