GeForce 6600 GT Dual vs Radeon HD 7660G

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Primary details

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

Place in the ranking1089not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.50no data
ArchitectureTeraScale 3 (2010−2013)Curie (2003−2013)
GPU code nameDevastatorNV43 A2
Market segmentLaptopDesktop
Release date15 May 2012 (13 years ago)12 August 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.

Pipelines / CUDA cores384no data
Core clock speed686 MHz500 MHz
Boost clock speed686 MHzno data
Number of transistors1,303 million146 million
Manufacturing process technology32 nm110 nm
Power consumption (TDP)35 Wattno data
Texture fill rate16.464.000 ×2
Floating-point processing power0.5268 TFLOPSno data
ROPs84 ×2
TMUs248 ×2

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).

Laptop sizemedium sizedno data
InterfaceIGPPCIe 1.0 x16
Widthno data1-slot
Supplementary power connectorsno data1x 6-pin

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 typeSystem SharedGDDR3
Maximum RAM amountSystem Shared128 MB ×2
Memory bus widthSystem Shared128 Bit ×2
Memory clock speedSystem Shared560 MHz
Memory bandwidthno data17.92 GB/s ×2
Shared memory+-

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display ConnectorsNo outputs1x DVI, 1x VGA, 1x S-Video

API and SDK compatibility

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

DirectX11.2 (11_0)9.0c (9_3)
Shader Model5.03.0
OpenGL4.42.1
OpenCL1.2N/A
VulkanN/AN/A

Pros & cons summary


Recency 15 May 2012 12 August 2004
Chip lithography 32 nm 110 nm

HD 7660G has an age advantage of 7 years, and a 243.8% more advanced lithography process.

We couldn't decide between Radeon HD 7660G and GeForce 6600 GT Dual. We've got no test results to judge.

Be aware that Radeon HD 7660G is a notebook graphics card while GeForce 6600 GT Dual is a desktop one.

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AMD Radeon HD 7660G
Radeon HD 7660G
NVIDIA GeForce 6600 GT Dual
GeForce 6600 GT Dual

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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3.1 147 votes

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