GeForce RTX 5090 Mobile vs 8400M G

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Primary details

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

Place in the ranking1421not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.03no data
ArchitectureTesla (2006−2010)Blackwell 2.0 (2025)
GPU code nameG86GB203
Market segmentLaptopLaptop
Release date9 May 2007 (17 years ago)2025

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 cores810752
Core clock speed400 MHz1500 MHz
Boost clock speedno data2000 MHz
Number of transistors210 millionno data
Manufacturing process technology80 nm0 nm
Power consumption (TDP)10 Watt175 Watt
Texture fill rate3.200672.0
Floating-point processing power0.0128 TFLOPS43.01 TFLOPS
ROPs4128
TMUs8336
Tensor Coresno data336
Ray Tracing Coresno data84

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 1.0 x16PCIe 5.0 x16
Supplementary power connectorsNoneno data

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 typeGDDR3GDDR7
Maximum RAM amount256 MB16 GB
Memory bus width64 Bit256 Bit
Memory clock speed400 MHz2500 MHz
Memory bandwidth6.4 GB/s1.01 TB/s
Shared memory--

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 outputs1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI-+

API compatibility

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

DirectX11.1 (10_0)12 Ultimate (12_2)
Shader Model4.06.8
OpenGL3.34.6
OpenCL1.13.0
VulkanN/A1.3
CUDA1.110.1

Pros & cons summary


Maximum RAM amount 256 MB 16 GB
Power consumption (TDP) 10 Watt 175 Watt

8400M G has 1650% lower power consumption.

RTX 5090 Mobile, on the other hand, has a 6300% higher maximum VRAM amount.

We couldn't decide between GeForce 8400M G and GeForce RTX 5090 Mobile. 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 GeForce 8400M G
GeForce 8400M G
NVIDIA GeForce RTX 5090 Mobile
GeForce RTX 5090 Mobile

Comparisons with similar GPUs

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Community ratings

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3 21 vote

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3.7 3 votes

Rate GeForce RTX 5090 Mobile on a scale of 1 to 5:

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Questions & comments

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