L40 CNX vs FireStream 9250

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Primary details

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

Place in the ranking766not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.40no data
ArchitectureTeraScale (2005−2013)Ada Lovelace (2022−2024)
GPU code nameRV770AD102
Market segmentWorkstationWorkstation
Release date16 June 2008 (16 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 cores80018176
Core clock speed625 MHz1005 MHz
Boost clock speedno data2475 MHz
Number of transistors956 million76,300 million
Manufacturing process technology55 nm4 nm
Power consumption (TDP)150 Watt300 Watt
Texture fill rate25.001,406
Floating-point processing power1 TFLOPS89.97 TFLOPS
ROPs16192
TMUs40568
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 2.0 x16PCIe 4.0 x16
Lengthno data267 mm
Width1-slot2-slot
Supplementary power connectors1x 6-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 typeGDDR3GDDR6
Maximum RAM amount1 GB24 GB
Memory bus width256 Bit384 Bit
Memory clock speed993 MHz2250 MHz
Memory bandwidth63.55 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 DVI1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX10.1 (10_1)12 Ultimate (12_2)
Shader Model4.16.7
OpenGL3.34.6
OpenCL1.13.0
VulkanN/A1.3
CUDA-8.9

Pros & cons summary


Recency 16 June 2008 13 October 2022
Maximum RAM amount 1 GB 24 GB
Chip lithography 55 nm 4 nm
Power consumption (TDP) 150 Watt 300 Watt

FireStream 9250 has 100% lower power consumption.

L40 CNX, on the other hand, has an age advantage of 14 years, a 2300% higher maximum VRAM amount, and a 1275% more advanced lithography process.

We couldn't decide between FireStream 9250 and L40 CNX. 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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AMD FireStream 9250
FireStream 9250
NVIDIA L40 CNX
L40 CNX

Comparisons with similar GPUs

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Community ratings

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5 1 vote

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3.3 7 votes

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Questions & comments

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