L20 vs RTX 4000 Ada Generation

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Primary details

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

Place in the ranking29not rated
Place by popularitynot in top-100not in top-100
Power efficiency33.62no data
ArchitectureAda Lovelace (2022−2024)Ada Lovelace (2022−2024)
GPU code nameAD104AD102
Market segmentWorkstationWorkstation
Release date9 August 2023 (1 year ago)16 November 2023 (1 year 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 cores614411776
Core clock speed1500 MHz1440 MHz
Boost clock speed2175 MHz2520 MHz
Number of transistors35,800 million76,300 million
Manufacturing process technology5 nm5 nm
Power consumption (TDP)130 Watt275 Watt
Texture fill rate417.6927.4
Floating-point processing power26.73 TFLOPS59.35 TFLOPS
ROPs80128
TMUs192368
Tensor Cores192368
Ray Tracing Cores4892

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 x16PCIe 4.0 x16
Length245 mm267 mm
Width1-slot2-slot
Supplementary power connectors1x 16-pin1x 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 typeGDDR6GDDR6
Maximum RAM amount20 GB48 GB
Memory bus width160 Bit384 Bit
Memory clock speed2250 MHz2250 MHz
Memory bandwidth360.0 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 Connectors4x DisplayPort 1.4a4x DisplayPort 1.4a

API compatibility

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

DirectX12 Ultimate (12_2)12 Ultimate (12_2)
Shader Model6.86.7
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.31.3
CUDA8.98.9

Synthetic benchmark performance

Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.



GeekBench 5 OpenCL

Geekbench 5 is a widespread graphics card benchmark combined from 11 different test scenarios. All these scenarios rely on direct usage of GPU's processing power, no 3D rendering is involved. This variation uses OpenCL API by Khronos Group.

RTX 4000 Ada Generation 148137
L20 262467
+77.2%

Pros & cons summary


Recency 9 August 2023 16 November 2023
Maximum RAM amount 20 GB 48 GB
Power consumption (TDP) 130 Watt 275 Watt

RTX 4000 Ada Generation has 111.5% lower power consumption.

L20, on the other hand, has an age advantage of 3 months, and a 140% higher maximum VRAM amount.

We couldn't decide between RTX 4000 Ada Generation and L20. We've got no test results to judge.


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 RTX 4000 Ada Generation
RTX 4000 Ada Generation
NVIDIA L20
L20

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3.7 42 votes

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2.7 19 votes

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Questions & comments

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