L40 vs Radeon RX 6400

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Primary details

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

Place in the ranking276not rated
Place by popularity100not in top-100
Cost-effectiveness evaluation53.43no data
Power efficiency25.92no data
ArchitectureRDNA 2.0 (2020−2024)Ada Lovelace (2022−2024)
GPU code nameNavi 24AD102
Market segmentDesktopWorkstation
Release date19 January 2022 (2 years ago)13 October 2022 (2 years ago)
Launch price (MSRP)$159 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores76818176
Core clock speed1923 MHz735 MHz
Boost clock speed2321 MHz2490 MHz
Number of transistors5,400 million76,300 million
Manufacturing process technology6 nm4 nm
Power consumption (TDP)53 Watt300 Watt
Texture fill rate111.41,414
Floating-point processing power3.565 TFLOPS90.52 TFLOPS
ROPs32192
TMUs48568
Tensor Coresno data568
Ray Tracing Cores12142

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 x4PCIe 4.0 x16
Lengthno data267 mm
Width1-slot2-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 typeGDDR6GDDR6
Maximum RAM amount4 GB48 GB
Memory bus width64 Bit384 Bit
Memory clock speed2000 MHz2250 MHz
Memory bandwidth128.0 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 Connectors1x HDMI 2.1, 1x DisplayPort 1.4a4x 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
OpenCL2.23.0
Vulkan1.31.3
CUDA-8.9

Pros & cons summary


Recency 19 January 2022 13 October 2022
Maximum RAM amount 4 GB 48 GB
Chip lithography 6 nm 4 nm
Power consumption (TDP) 53 Watt 300 Watt

RX 6400 has 466% lower power consumption.

L40, on the other hand, has an age advantage of 8 months, a 1100% higher maximum VRAM amount, and a 50% more advanced lithography process.

We couldn't decide between Radeon RX 6400 and L40. We've got no test results to judge.

Be aware that Radeon RX 6400 is a desktop card while L40 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 RX 6400
Radeon RX 6400
NVIDIA L40
L40

Comparisons with similar GPUs

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Community ratings

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4 1906 votes

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2.9 23 votes

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Questions & comments

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