ATI Mach 64 GX vs GeForce 6600 LE

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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)no data
GPU code nameNV43Mach64 GX
Market segmentDesktopDesktop
Release date2005 (19 years ago)1 January 1995 (29 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 MHz10 MHz
Number of transistors146 million1 million
Manufacturing process technology110 nm600 nm
Texture fill rate1.200no data
ROPs41
TMUs4no data

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 x16PCI
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 typeDDRVRAM
Maximum RAM amount128 MB2 MB
Memory bus width128 Bit64 Bit
Memory clock speed250 MHz10 MHz
Memory bandwidth8 GB/s80.0 MB/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 DB13W3

API compatibility

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

DirectX9.0c (9_3)None
Shader Model3.0no data
OpenGL2.0 (full) 2.1 (partial)None
OpenCLN/ANone
VulkanN/A-

Pros & cons summary


Maximum RAM amount 128 MB 2 MB
Chip lithography 110 nm 600 nm

6600 LE has a 6300% higher maximum VRAM amount, and a 445.5% more advanced lithography process.

We couldn't decide between GeForce 6600 LE and Mach 64 GX. 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 LE
GeForce 6600 LE
ATI Mach 64 GX
Mach 64 GX

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.


3.5 54 votes

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3 11 votes

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Questions & comments

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