Radeon E9171 MCM vs GeForce 7900 GX2

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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)GCN 4.0 (2016−2020)
GPU code nameG71Lexa
Market segmentDesktopLaptop
Release date30 April 2006 (18 years ago)3 October 2017 (7 years ago)
Launch price (MSRP)$599 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.

Pipelines / CUDA coresno data512
Core clock speed500 MHz1124 MHz
Boost clock speedno data1219 MHz
Number of transistors278 million2,200 million
Manufacturing process technology90 nm14 nm
Power consumption (TDP)no data40 Watt
Texture fill rate12.0039.01
Floating-point processing powerno data1.248 TFLOPS
ROPs1616
TMUs2432

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 3.0 x8
Length312 mmno data
Width2-slotno data
Supplementary power connectors2x 6-pinNone

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 typeGDDR3GDDR5
Maximum RAM amount512 MB4 GB
Memory bus width256 Bit128 Bit
Memory clock speed600 MHz1500 MHz
Memory bandwidth38.4 GB/s96 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 Connectors2x DVI, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0c (9_3)12 (12_0)
Shader Model3.06.4
OpenGL2.14.6
OpenCLN/A2.0
VulkanN/A1.2.131

Pros & cons summary


Recency 30 April 2006 3 October 2017
Maximum RAM amount 512 MB 4 GB
Chip lithography 90 nm 14 nm

E9171 MCM has an age advantage of 11 years, a 700% higher maximum VRAM amount, and a 542.9% more advanced lithography process.

We couldn't decide between GeForce 7900 GX2 and Radeon E9171 MCM. We've got no test results to judge.

Be aware that GeForce 7900 GX2 is a desktop card while Radeon E9171 MCM is a notebook 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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NVIDIA GeForce 7900 GX2
GeForce 7900 GX2
AMD Radeon E9171 MCM
Radeon E9171 MCM

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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