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
16.29

L40S outperforms 660M by a whopping 166% based on our aggregate benchmark results.

Primary details

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

Place in the ranking32984
Place by popularitynot in top-100not in top-100
Power efficiency28.3110.04
ArchitectureRDNA 2.0 (2020−2024)Ada Lovelace (2022−2024)
GPU code nameRembrandt+AD102
Market segmentLaptopWorkstation
Release date3 January 2023 (1 year 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+-

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 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

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.

Radeon 660M 16.29
L40S 43.32
+166%

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 6285
L40S 16715
+166%

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 HD24
−150%
60−65
+150%

FPS performance in popular games

Full HD
Low Preset

Cyberpunk 2077 24
−150%
60−65
+150%

Full HD
Medium Preset

Assassin's Creed Odyssey 21−24
−161%
60−65
+161%
Assassin's Creed Valhalla 26
−150%
65−70
+150%
Battlefield 5 30−33
−150%
75−80
+150%
Call of Duty: Modern Warfare 20−22
−150%
50−55
+150%
Cyberpunk 2077 20
−150%
50−55
+150%
Far Cry 5 21−24
−161%
60−65
+161%
Far Cry New Dawn 27−30
−159%
70−75
+159%
Forza Horizon 4 65−70
−162%
170−180
+162%
Hitman 3 21
−162%
55−60
+162%
Horizon Zero Dawn 50−55
−159%
140−150
+159%
Metro Exodus 30−35
−158%
80−85
+158%
Red Dead Redemption 2 27−30
−159%
70−75
+159%
Shadow of the Tomb Raider 30−35
−166%
85−90
+166%
Watch Dogs: Legion 60−65
−158%
160−170
+158%

Full HD
High Preset

Assassin's Creed Odyssey 21−24
−161%
60−65
+161%
Assassin's Creed Valhalla 19
−163%
50−55
+163%
Battlefield 5 30−33
−150%
75−80
+150%
Call of Duty: Modern Warfare 20−22
−150%
50−55
+150%
Cyberpunk 2077 14
−150%
35−40
+150%
Far Cry 5 21−24
−161%
60−65
+161%
Far Cry New Dawn 27−30
−159%
70−75
+159%
Forza Horizon 4 65−70
−162%
170−180
+162%
Hitman 3 21
−162%
55−60
+162%
Horizon Zero Dawn 50−55
−159%
140−150
+159%
Metro Exodus 30−35
−158%
80−85
+158%
Red Dead Redemption 2 27−30
−159%
70−75
+159%
Shadow of the Tomb Raider 33
−158%
85−90
+158%
The Witcher 3: Wild Hunt 24−27
−150%
65−70
+150%
Watch Dogs: Legion 60−65
−158%
160−170
+158%

Full HD
Ultra Preset

Assassin's Creed Odyssey 21−24
−161%
60−65
+161%
Assassin's Creed Valhalla 14−16
−150%
35−40
+150%
Call of Duty: Modern Warfare 20−22
−150%
50−55
+150%
Cyberpunk 2077 14−16
−133%
35−40
+133%
Far Cry 5 21−24
−161%
60−65
+161%
Forza Horizon 4 65−70
−162%
170−180
+162%
Hitman 3 18−20
−163%
50−55
+163%
Horizon Zero Dawn 22
−150%
55−60
+150%
Shadow of the Tomb Raider 27
−159%
70−75
+159%
The Witcher 3: Wild Hunt 15
−133%
35−40
+133%
Watch Dogs: Legion 60−65
−158%
160−170
+158%

Full HD
Epic Preset

Red Dead Redemption 2 27−30
−159%
70−75
+159%

1440p
High Preset

Battlefield 5 18−20
−163%
50−55
+163%
Far Cry New Dawn 14−16
−133%
35−40
+133%

1440p
Ultra Preset

Assassin's Creed Odyssey 10−11
−140%
24−27
+140%
Assassin's Creed Valhalla 6−7
−133%
14−16
+133%
Call of Duty: Modern Warfare 10−11
−140%
24−27
+140%
Cyberpunk 2077 5−6
−140%
12−14
+140%
Far Cry 5 10−12
−145%
27−30
+145%
Forza Horizon 4 40−45
−156%
110−120
+156%
Hitman 3 12−14
−131%
30−33
+131%
Horizon Zero Dawn 20−22
−150%
50−55
+150%
Metro Exodus 14−16
−150%
35−40
+150%
Shadow of the Tomb Raider 12−14
−150%
30−33
+150%
The Witcher 3: Wild Hunt 9−10
−133%
21−24
+133%
Watch Dogs: Legion 60−65
−158%
160−170
+158%

1440p
Epic Preset

Red Dead Redemption 2 16−18
−150%
40−45
+150%

4K
High Preset

Battlefield 5 9−10
−133%
21−24
+133%
Far Cry New Dawn 7−8
−157%
18−20
+157%
Hitman 3 6−7
−133%
14−16
+133%
Horizon Zero Dawn 40−45
−144%
100−105
+144%
Metro Exodus 8−9
−163%
21−24
+163%
The Witcher 3: Wild Hunt 7−8
−157%
18−20
+157%

4K
Ultra Preset

Assassin's Creed Odyssey 6−7
−133%
14−16
+133%
Assassin's Creed Valhalla 4−5
−150%
10−11
+150%
Call of Duty: Modern Warfare 4−5
−150%
10−11
+150%
Cyberpunk 2077 1−2
−100%
2−3
+100%
Far Cry 5 5−6
−140%
12−14
+140%
Forza Horizon 4 12−14
−150%
30−33
+150%
Shadow of the Tomb Raider 6−7
−133%
14−16
+133%
Watch Dogs: Legion 3−4
−133%
7−8
+133%

4K
Epic Preset

Red Dead Redemption 2 9−10
−133%
21−24
+133%

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

  • L40S is 150% faster in 1080p

Pros & cons summary


Performance score 16.29 43.32
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 165.9% 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.


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 660M
Radeon 660M
NVIDIA L40S
L40S

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.


3.6 305 votes

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4.3 28 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.