T400 4 GB vs Tesla P100 PCIe 16 GB

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Primary details

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

Place in the rankingnot rated453
Place by popularitynot in top-100not in top-100
Power efficiencyno data22.51
ArchitecturePascal (2016−2021)Turing (2018−2022)
GPU code nameGP100TU117
Market segmentWorkstationWorkstation
Release date20 June 2016 (8 years ago)6 May 2021 (3 years ago)
Launch price (MSRP)$5,699 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 cores3584384
Core clock speed1190 MHz420 MHz
Boost clock speed1329 MHz1425 MHz
Number of transistors15,300 million4,700 million
Manufacturing process technology16 nm12 nm
Power consumption (TDP)250 Watt30 Watt
Texture fill rate297.734.20
Floating-point processing power9.526 TFLOPS1.094 TFLOPS
ROPs9616
TMUs22424

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 mmno data
Width2-slot1-slot
Supplementary power connectors1x 8-pinNone

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 typeHBM2GDDR6
Maximum RAM amount16 GB4 GB
Memory bus width4096 Bit64 Bit
Memory clock speed715 MHz1250 MHz
Memory bandwidth732.2 GB/s80 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 outputs3x mini-DisplayPort

API compatibility

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

DirectX12 (12_1)12 (12_1)
Shader Model6.46.6
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.2.1311.2
CUDA6.07.5

Pros & cons summary


Recency 20 June 2016 6 May 2021
Maximum RAM amount 16 GB 4 GB
Chip lithography 16 nm 12 nm
Power consumption (TDP) 250 Watt 30 Watt

Tesla P100 PCIe 16 GB has a 300% higher maximum VRAM amount.

T400 4 GB, on the other hand, has an age advantage of 4 years, a 33.3% more advanced lithography process, and 733.3% lower power consumption.

We couldn't decide between Tesla P100 PCIe 16 GB and T400 4 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 P100 PCIe 16 GB
Tesla P100 PCIe 16 GB
NVIDIA T400 4 GB
T400 4 GB

Comparisons with similar GPUs

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Community ratings

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3.8 95 votes

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4.1 57 votes

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Questions & comments

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