ATI Radeon X300 vs GeForce 6600

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Primary details

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

Place in the ranking1369not rated
Place by popularitynot in top-100not in top-100
ArchitectureCurie (2003−2013)Rage 9 (2003−2006)
GPU code nameNV43 A2RV370
Market segmentDesktopDesktop
Release date12 August 2004 (20 years ago)1 September 2004 (20 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 speed300 MHz375 MHz
Number of transistors146 million107 million
Manufacturing process technology110 nm110 nm
Power consumption (TDP)no data36 Watt
Texture fill rate2.4001.500
ROPs44
TMUs84

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 1.0 x16
Width1-slot1-slot
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 typeDDRDDR
Maximum RAM amount256 MB64 MB
Memory bus width128 Bit128 Bit
Memory clock speed250 MHz200 MHz
Memory bandwidth8 GB/s6.4 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-Video1x DVI, 1x VGA, 1x S-Video

API compatibility

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

DirectX9.0c (9_3)9.0
Shader Model3.0no data
OpenGL2.12.0
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Maximum RAM amount 256 MB 64 MB

GeForce 6600 has a 300% higher maximum VRAM amount.

We couldn't decide between GeForce 6600 and Radeon X300. 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 6600
GeForce 6600
ATI Radeon X300
Radeon X300

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


2.8 279 votes

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3.6 32 votes

Rate Radeon X300 on a scale of 1 to 5:

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Questions & comments

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