L40 CNX vs Quadro FX 550M

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureCurie (2003−2013)Ada Lovelace (2022−2024)
GPU code nameG73AD102
Market segmentMobile workstationWorkstation
Release date13 March 2006 (18 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 coresno data18176
Core clock speed480 MHz1005 MHz
Boost clock speedno data2475 MHz
Number of transistors177 million76,300 million
Manufacturing process technology90 nm4 nm
Power consumption (TDP)35 Watt300 Watt
Texture fill rate5.7601,406
Floating-point processing powerno data89.97 TFLOPS
ROPs8192
TMUs12568
Tensor Coresno data568
Ray Tracing Coresno data142

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 1.0 x16PCIe 4.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data1x 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 typeGDDR3GDDR6
Maximum RAM amount512 MB24 GB
Memory bus width128 Bit384 Bit
Memory clock speed500 MHz2250 MHz
Memory bandwidth16 GB/s864.0 GB/s

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 outputs1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.7
OpenGL2.14.6
OpenCLN/A3.0
VulkanN/A1.3
CUDA-8.9

Pros & cons summary


Recency 13 March 2006 13 October 2022
Maximum RAM amount 512 MB 24 GB
Chip lithography 90 nm 4 nm
Power consumption (TDP) 35 Watt 300 Watt

FX 550M has 757.1% lower power consumption.

L40 CNX, on the other hand, has an age advantage of 16 years, a 4700% higher maximum VRAM amount, and a 2150% more advanced lithography process.

We couldn't decide between Quadro FX 550M and L40 CNX. We've got no test results to judge.

Be aware that Quadro FX 550M is a mobile workstation card while L40 CNX 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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NVIDIA Quadro FX 550M
Quadro FX 550M
NVIDIA L40 CNX
L40 CNX

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Community ratings

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