GeForce4 420 Go

Celsius GeForce 4 Series Laptop DDR 2002 Notebook OEM

Key Metrics

Architecture: Celsius
Launch Date: 2002-02-06
Memory: 32 MB DDR
Memory Bandwidth: 3.2 GB/s
Interface: AGP 4x
Process Node: TSMC 150 nm
Bus Width: 64-bit

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GPU Specs

Identity
Entry Type	Laptop GPU
Official Name	NVIDIA GeForce4 420 Go
GPU Codename	NV17
Architecture	Celsius
Launch Date	2002-02-06
Market Segment Notes	Laptop in GeForce 4 Series
Core Specs
GPU Die	NV17
Process Node	TSMC 150 nm
Transistor Count	0.03 billion
Die Size	65 mm²
CUDA Cores	Not applicable
SM Count	Not applicable
TMUs	4
ROPs	2
Base Clock	200 MHz
Boost Clock	200 MHz
Pixel Fillrate	0.4 GP/s
Texture Fillrate	0.8 GT/s
Memory
Memory Size	32 MB
Memory Type	DDR
Memory Bus Width	64-bit
Memory Clock	200 MHz
Memory Bandwidth	3.2 GB/s
Board and Display
Power Connectors	None
Interface	AGP 4x
Board Partner Model	Reference or OEM specification
Reference Design	OEM design
Software
DirectX Support	DirectX 7.0
OpenGL Support	OpenGL 1.5

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

Why It Mattered

GeForce4 420 Go matters as a mobile GeForce 4 Series implementation from the Celsius generation around 2002. Laptop GPU names often hide large differences in power limits, cooling, memory, and OEM firmware, so tracking the exact variant explains why similarly named systems can perform differently.

Sources

Sources reviewed: 2026-06-20

This entry is still being source-checked.

Specifications are currently based on reference/spec-dump sources. Historical notes require additional source review.

Data confidence and source status

Partial entry. Core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.

Verified: core specifications and historical notes have been reviewed against listed sources.
Partial: core specifications may be present, but history, variant notes, known issues, and source review may be incomplete.
Imported: spec-only imported entry pending editorial source review.
Needs source review: narrative notes are incomplete until reviewed.

Independent reference sources

TechPowerUp GPU SpecsModel-level specification reference for this GPU entryOpen source

Derived datasets and spec dumps

RightNow GPU DatabaseOpen data inventory used for bulk normalization and cross-checking Derived/spec-dump source. Treat as a reference dataset, not independent historical verification.Open source

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Why It Mattered

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Independent reference sources

Derived datasets and spec dumps