Tesla T40 24 GB vs Tesla M40 24 GB

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Primary details

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

Place in the ranking201not rated
Place by popularitynot in top-100not in top-100
Power efficiency7.71no data
ArchitectureMaxwell 2.0 (2014−2019)Turing (2018−2022)
GPU code nameGM200TU102
Market segmentWorkstationWorkstation
Release date10 November 2015 (8 years ago)no data (2024 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 cores30724608
Core clock speed948 MHz1305 MHz
Boost clock speed1112 MHz1560 MHz
Number of transistors8,000 million18,600 million
Manufacturing process technology28 nm12 nm
Power consumption (TDP)250 Watt260 Watt
Texture fill rate213.5449.3
Floating-point processing power6.832 TFLOPS14.38 TFLOPS
ROPs9696
TMUs192288
Tensor Coresno data576
Ray Tracing Coresno data72

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 3.0 x16PCIe 3.0 x16
Length267 mm267 mm
Width2-slot2-slot
Supplementary power connectors8-pin EPS1x 6-pin + 1x 8-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 typeGDDR5GDDR6
Maximum RAM amount24 GB24 GB
Memory bus width384 Bit384 Bit
Memory clock speed1502 MHz1625 MHz
Memory bandwidth288.4 GB/s624.0 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 outputsNo outputs

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.76.7
OpenGL4.64.6
OpenCL3.03.0
Vulkan1.31.3
CUDA5.27.5

Pros & cons summary


Chip lithography 28 nm 12 nm
Power consumption (TDP) 250 Watt 260 Watt

Tesla M40 24 GB has 4% lower power consumption.

Tesla T40 24 GB, on the other hand, has a 133.3% more advanced lithography process.

We couldn't decide between Tesla M40 24 GB and Tesla T40 24 GB. 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 Tesla M40 24 GB
Tesla M40 24 GB
NVIDIA Tesla T40 24 GB
Tesla T40 24 GB

Comparisons with similar GPUs

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Community ratings

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