GeForce4 MX 420 vs ATI Radeon SDR

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Primary details

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

Place in the rankingnot rated1511
Place by popularitynot in top-100not in top-100
ArchitectureRage 6 (2000−2007)Celsius (1999−2005)
GPU code nameRage 6NV17 A3
Market segmentDesktopDesktop
Release date1 June 2000 (24 years ago)6 February 2002 (22 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.

Core clock speed166 MHz250 MHz
Number of transistors30 million29 million
Manufacturing process technology180 nm150 nm
Power consumption (TDP)23 Wattno data
Texture fill rate11.000
ROPs22
TMUs64

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 4xAGP 4x
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 typeSDRSDR
Maximum RAM amount32 MB64 MB
Memory bus width128 Bit64 Bit
Memory clock speed166 MHz166 MHz
Memory bandwidth2.656 GB/s1.328 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 VGA1x VGA, 1x S-Video

API compatibility

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

DirectX7.08.0
OpenGL1.31.3
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 1 June 2000 6 February 2002
Maximum RAM amount 32 MB 64 MB
Chip lithography 180 nm 150 nm

GeForce4 MX 420 has an age advantage of 1 year, a 100% higher maximum VRAM amount, and a 20% more advanced lithography process.

We couldn't decide between Radeon SDR and GeForce4 MX 420. 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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ATI Radeon SDR
Radeon SDR
NVIDIA GeForce4 MX 420
GeForce4 MX 420

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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