ATI Radeon X800 XL AGP vs GeForce 6600 GT

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureCurie (2003−2013)R400 (2004−2008)
GPU code nameNV43 A2R430
Market segmentDesktopDesktop
Release date12 August 2004 (20 years ago)1 May 2004 (20 years ago)
Launch price (MSRP)$64.95 no data

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 speed500 MHz400 MHz
Number of transistors146 million160 million
Manufacturing process technology110 nm110 nm
Power consumption (TDP)no data49 Watt
Texture fill rate4.0006.400
ROPs416
TMUs816

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 x16AGP 8x
Width1-slot1-slot
Supplementary power connectorsNone1x Molex

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 typeGDDR3GDDR3
Maximum RAM amount128 MB256 MB
Memory bus width128 Bit256 Bit
Memory clock speed500 MHz500 MHz
Memory bandwidth16 GB/s32 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)9.0b (9_2)
Shader Model3.0no data
OpenGL2.12.0
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 12 August 2004 1 May 2004
Maximum RAM amount 128 MB 256 MB

6600 GT has an age advantage of 3 months.

ATI X800 XL AGP, on the other hand, has a 100% higher maximum VRAM amount.

We couldn't decide between GeForce 6600 GT and Radeon X800 XL AGP. 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 GT
GeForce 6600 GT
ATI Radeon X800 XL AGP
Radeon X800 XL AGP

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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