T400 vs GeForce 9400 GT PCI

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Primary details

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

Place in the rankingnot rated472
Place by popularitynot in top-100not in top-100
Power efficiencyno data21.48
ArchitectureTesla (2006−2010)Turing (2018−2022)
GPU code nameG96CTU117
Market segmentDesktopWorkstation
Release date27 August 2008 (16 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 cores16384
Core clock speed550 MHz420 MHz
Boost clock speedno data1425 MHz
Number of transistors314 million4,700 million
Manufacturing process technology55 nm12 nm
Power consumption (TDP)50 Watt30 Watt
Texture fill rate4.40034.20
Floating-point processing power0.0448 TFLOPS1.094 TFLOPS
ROPs416
TMUs824

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).

InterfacePCIPCIe 3.0 x16
Length168 mmno data
Width1-slot1-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 typeDDR2GDDR6
Maximum RAM amount256 MB2 GB
Memory bus width128 Bit64 Bit
Memory clock speed400 MHz1250 MHz
Memory bandwidth12.8 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 Connectors1x DVI, 1x VGA, 1x S-Video3x mini-DisplayPort

API compatibility

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

DirectX11.1 (10_0)12 (12_1)
Shader Model4.06.6
OpenGL3.34.6
OpenCL1.13.0
VulkanN/A1.2
CUDA1.17.5

Pros & cons summary


Recency 27 August 2008 6 May 2021
Maximum RAM amount 256 MB 2 GB
Chip lithography 55 nm 12 nm
Power consumption (TDP) 50 Watt 30 Watt

T400 has an age advantage of 12 years, a 700% higher maximum VRAM amount, a 358.3% more advanced lithography process, and 66.7% lower power consumption.

We couldn't decide between GeForce 9400 GT PCI and T400. We've got no test results to judge.

Be aware that GeForce 9400 GT PCI is a desktop card while T400 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 9400 GT PCI
GeForce 9400 GT PCI
NVIDIA T400
T400

Comparisons with similar GPUs

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Community ratings

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3.8 381 vote

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Questions & comments

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