Steam Deck GPU vs GeForce4 MX 420

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Primary details

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

Place in the ranking1508not rated
Place by popularitynot in top-100not in top-100
ArchitectureCelsius (1999−2005)RDNA 2.0 (2020−2024)
GPU code nameNV17 A3Van Gogh
Market segmentDesktopDesktop
Release date6 February 2002 (22 years ago)25 February 2022 (2 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 coresno data512
Core clock speed250 MHz1000 MHz
Boost clock speedno data1600 MHz
Number of transistors29 million2,400 million
Manufacturing process technology150 nm7 nm
Power consumption (TDP)no data15 Watt
Texture fill rate1.00051.20
Floating-point processing powerno data1.638 TFLOPS
ROPs216
TMUs432
Ray Tracing Coresno data8

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).

InterfaceAGP 4xno data
Lengthno data298 mm
Width1-slotno data
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 typeSDRLPDDR5
Maximum RAM amount64 MB16 GB
Memory bus width64 Bit128 Bit
Memory clock speed166 MHz1375 MHz
Memory bandwidth1.328 GB/s88 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 VGA, 1x S-Video1x USB Type-C

API compatibility

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

DirectX8.012 (12_1)
Shader Modelno data6.5
OpenGL1.34.6
OpenCLN/A2.0
VulkanN/A1.2

Pros & cons summary


Recency 6 February 2002 25 February 2022
Maximum RAM amount 64 MB 16 GB
Chip lithography 150 nm 7 nm

Steam Deck GPU has an age advantage of 20 years, a 25500% higher maximum VRAM amount, and a 2042.9% more advanced lithography process.

We couldn't decide between GeForce4 MX 420 and Steam Deck GPU. 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 GeForce4 MX 420
GeForce4 MX 420
AMD Steam Deck GPU
Steam Deck GPU

Comparisons with similar GPUs

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Community ratings

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3.4 23 votes

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4 250 votes

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