T400 4 GB vs GeForce MX450 25W

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Primary details

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

Place in the rankingnot rated458
Place by popularitynot in top-100not in top-100
Power efficiencyno data22.42
ArchitectureTuring (2018−2022)Turing (2018−2022)
GPU code nameTU117TU117
Market segmentLaptopWorkstation
Release date15 August 2020 (4 years ago)6 May 2021 (3 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 cores896384
Core clock speed720 MHz420 MHz
Boost clock speed930 MHz1425 MHz
Number of transistors4,700 million4,700 million
Manufacturing process technology12 nm12 nm
Power consumption (TDP)25 Watt30 Watt
Texture fill rate52.0834.20
Floating-point processing power1.667 TFLOPS1.094 TFLOPS
ROPs3216
TMUs5624

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 3.0 x16
Widthno data1-slot
Supplementary power connectorsNoneNone

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 amount2 GB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed1250 MHz1250 MHz
Memory bandwidth80 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 Model6.56.6
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.21.2
CUDA7.57.5

Pros & cons summary


Recency 15 August 2020 6 May 2021
Maximum RAM amount 2 GB 4 GB
Power consumption (TDP) 25 Watt 30 Watt

MX450 25W has 20% lower power consumption.

T400 4 GB, on the other hand, has an age advantage of 8 months, and a 100% higher maximum VRAM amount.

We couldn't decide between GeForce MX450 25W and T400 4 GB. We've got no test results to judge.

Be aware that GeForce MX450 25W is a notebook card while T400 4 GB 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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NVIDIA GeForce MX450 25W
GeForce MX450 25W
NVIDIA T400 4 GB
T400 4 GB

Comparisons with similar GPUs

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Community ratings

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3.9 26 votes

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4.1 57 votes

Rate T400 4 GB on a scale of 1 to 5:

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Questions & comments

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