L40S vs Radeon 660M

VS

Aggregate performance score

We've compared Radeon 660M with L40S, including specs and performance data.

Radeon 660M
2023
40 Watt
7.48

L40S outperforms 660M by a whopping 465% based on our aggregate benchmark results.

Primary details

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

Place in the ranking51171
Place by popularitynot in top-100not in top-100
Power efficiency14.8311.17
ArchitectureRDNA 2.0 (2020−2024)Ada Lovelace (2022−2024)
GPU code nameRembrandt+AD102
Market segmentLaptopWorkstation
Release date3 January 2023 (2 years ago)13 October 2022 (2 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 cores38418176
Core clock speed1500 MHz1110 MHz
Boost clock speed1900 MHz2520 MHz
Number of transistors13,100 million76,300 million
Manufacturing process technology6 nm5 nm
Power consumption (TDP)40 Watt300 Watt
Texture fill rate45.601,431
Floating-point processing power1.459 TFLOPS91.61 TFLOPS
ROPs16192
TMUs24568
Tensor Coresno data568
Ray Tracing Cores6142

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).

InterfacePCIe 4.0 x8PCIe 4.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsNone1x 16-pin

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 typeSystem SharedGDDR6
Maximum RAM amountSystem Shared48 GB
Memory bus widthSystem Shared384 Bit
Memory clock speedSystem Shared2250 MHz
Memory bandwidthno data864.0 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 ConnectorsPortable Device Dependent1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API and SDK compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.76.7
OpenGL4.64.6
OpenCL2.03.0
Vulkan1.31.3
CUDA-8.9
DLSS-+

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.

Radeon 660M 7.48
L40S 42.25
+465%

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.

Radeon 660M 3341
L40S 18881
+465%

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 HD25
−460%
140−150
+460%

FPS performance in popular games

Full HD
Low Preset

Atomic Heart 29
−452%
160−170
+452%
Counter-Strike 2 40−45
−448%
230−240
+448%
Cyberpunk 2077 24
−442%
130−140
+442%

Full HD
Medium Preset

Atomic Heart 23
−422%
120−130
+422%
Battlefield 5 35−40
−456%
200−210
+456%
Counter-Strike 2 40−45
−448%
230−240
+448%
Cyberpunk 2077 20
−450%
110−120
+450%
Far Cry 5 30
−433%
160−170
+433%
Fortnite 45−50
−451%
270−280
+451%
Forza Horizon 4 35−40
−456%
200−210
+456%
Forza Horizon 5 39
−464%
220−230
+464%
PLAYERUNKNOWN'S BATTLEGROUNDS 27−30
−452%
160−170
+452%
Valorant 80−85
−449%
450−500
+449%

Full HD
High Preset

Atomic Heart 13
−438%
70−75
+438%
Battlefield 5 35−40
−456%
200−210
+456%
Counter-Strike 2 40−45
−448%
230−240
+448%
Counter-Strike: Global Offensive 120−130
−451%
700−750
+451%
Cyberpunk 2077 14
−436%
75−80
+436%
Dota 2 56
−436%
300−310
+436%
Far Cry 5 26
−438%
140−150
+438%
Fortnite 45−50
−451%
270−280
+451%
Forza Horizon 4 35−40
−456%
200−210
+456%
Forza Horizon 5 32
−463%
180−190
+463%
Grand Theft Auto V 25
−460%
140−150
+460%
Metro Exodus 15
−433%
80−85
+433%
PLAYERUNKNOWN'S BATTLEGROUNDS 27−30
−452%
160−170
+452%
The Witcher 3: Wild Hunt 26
−438%
140−150
+438%
Valorant 80−85
−449%
450−500
+449%

Full HD
Ultra Preset

Battlefield 5 35−40
−456%
200−210
+456%
Cyberpunk 2077 16−18
−459%
95−100
+459%
Dota 2 48
−463%
270−280
+463%
Far Cry 5 25
−460%
140−150
+460%
Forza Horizon 4 35−40
−456%
200−210
+456%
PLAYERUNKNOWN'S BATTLEGROUNDS 27−30
−452%
160−170
+452%
The Witcher 3: Wild Hunt 15
−433%
80−85
+433%
Valorant 80−85
−449%
450−500
+449%

Full HD
Epic Preset

Fortnite 45−50
−451%
270−280
+451%

1440p
High Preset

Counter-Strike 2 14−16
−436%
75−80
+436%
Counter-Strike: Global Offensive 60−65
−465%
350−400
+465%
Grand Theft Auto V 10−12
−445%
60−65
+445%
Metro Exodus 8−9
−463%
45−50
+463%
PLAYERUNKNOWN'S BATTLEGROUNDS 40−45
−448%
230−240
+448%
Valorant 90−95
−443%
500−550
+443%

1440p
Ultra Preset

Battlefield 5 18−20
−456%
100−105
+456%
Cyberpunk 2077 7−8
−400%
35−40
+400%
Far Cry 5 16−18
−459%
95−100
+459%
Forza Horizon 4 18−20
−426%
100−105
+426%
The Witcher 3: Wild Hunt 12−14
−438%
70−75
+438%

1440p
Epic Preset

Fortnite 16−18
−459%
95−100
+459%

4K
High Preset

Atomic Heart 6−7
−400%
30−33
+400%
Counter-Strike 2 1−2
−400%
5−6
+400%
Grand Theft Auto V 18−20
−426%
100−105
+426%
Metro Exodus 3−4
−433%
16−18
+433%
The Witcher 3: Wild Hunt 7−8
−400%
35−40
+400%
Valorant 40−45
−448%
230−240
+448%

4K
Ultra Preset

Battlefield 5 9−10
−456%
50−55
+456%
Counter-Strike 2 1−2
−400%
5−6
+400%
Cyberpunk 2077 3−4
−433%
16−18
+433%
Dota 2 30−33
−433%
160−170
+433%
Far Cry 5 8−9
−463%
45−50
+463%
Forza Horizon 4 12−14
−438%
70−75
+438%
PLAYERUNKNOWN'S BATTLEGROUNDS 8−9
−463%
45−50
+463%

4K
Epic Preset

Fortnite 8−9
−463%
45−50
+463%

This is how Radeon 660M and L40S compete in popular games:

  • L40S is 460% faster in 1080p

Pros & cons summary


Performance score 7.48 42.25
Recency 3 January 2023 13 October 2022
Chip lithography 6 nm 5 nm
Power consumption (TDP) 40 Watt 300 Watt

Radeon 660M has an age advantage of 2 months, and 650% lower power consumption.

L40S, on the other hand, has a 464.8% higher aggregate performance score, and a 20% more advanced lithography process.

The L40S is our recommended choice as it beats the Radeon 660M in performance tests.

Be aware that Radeon 660M is a notebook card while L40S is a workstation one.

Vote for your favorite

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AMD Radeon 660M
Radeon 660M
NVIDIA L40S
L40S

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.


3.7 363 votes

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4.3 35 votes

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