GeForce 7900 GX2 vs ATI Radeon HD 4100

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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
ArchitectureRV6xx (2008−2010)Curie (2003−2013)
GPU code nameno dataG71
Market segmentLaptopDesktop
Release date1 November 2009 (15 years ago)30 April 2006 (18 years ago)
Launch price (MSRP)no data$599

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 cores40no data
Core clock speed350 MHz500 MHz
Number of transistorsno data278 million
Manufacturing process technology55 nm90 nm
Texture fill rateno data12.00
ROPsno data16
TMUsno data24

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).

Interfaceno dataPCIe 1.0 x16
Lengthno data312 mm
Widthno data2-slot
Supplementary power connectorsno data2x 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 typeno dataGDDR3
Maximum RAM amount512 MB512 MB
Memory bus widthno data256 Bit
Memory clock speedno data600 MHz
Memory bandwidthno data38.4 GB/s
Shared memory+-

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 Connectorsno data2x DVI, 1x S-Video

API compatibility

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

DirectX10.19.0c (9_3)
Shader Modelno data3.0
OpenGLno data2.1
OpenCLno dataN/A
Vulkan-N/A

Pros & cons summary


Recency 1 November 2009 30 April 2006
Chip lithography 55 nm 90 nm

ATI HD 4100 has an age advantage of 3 years, and a 63.6% more advanced lithography process.

We couldn't decide between Radeon HD 4100 and GeForce 7900 GX2. We've got no test results to judge.

Be aware that Radeon HD 4100 is a notebook card while GeForce 7900 GX2 is a desktop one.


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 HD 4100
Radeon HD 4100
NVIDIA GeForce 7900 GX2
GeForce 7900 GX2

Comparisons with similar GPUs

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Community ratings

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2.5 6 votes

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4 1 vote

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Questions & comments

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