GeForce Go 7900 GTX vs ATI Mobility Radeon HD 5145

Primary details

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

Place in the rankingnot rated1166
Place by popularitynot in top-100not in top-100
Power efficiencyno data1.08
ArchitectureTeraScale (2005−2013)Curie (2003−2013)
GPU code nameM92G71
Market segmentLaptopLaptop
Release date7 January 2010 (14 years ago)18 April 2006 (18 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 cores8032
Core clock speed720 MHz500 MHz
Boost clock speedno data500 MHz
Number of transistors242 million278 million
Manufacturing process technology55 nm90 nm
Power consumption (TDP)15 Watt45 Watt
Texture fill rate5.76012.00
Floating-point processing power0.1152 TFLOPSno data
ROPs416
TMUs824

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 sizeno datalarge
InterfacePCIe 2.0 x16PCIe 1.0 x16
Supplementary power connectorsno dataNone

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 amount1 GB512 MB
Memory bus width64 Bit256 Bit
Memory clock speed900 MHz600 MHz
Memory bandwidth14.4 GB/s38.4 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 outputsNo outputs

API compatibility

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

DirectX10.1 (10_1)9.0c (9_3)
Shader Model4.13.0
OpenGL3.32.1
OpenCL1.1N/A
VulkanN/AN/A

Pros & cons summary


Recency 7 January 2010 18 April 2006
Maximum RAM amount 1 GB 512 MB
Chip lithography 55 nm 90 nm
Power consumption (TDP) 15 Watt 45 Watt

ATI Mobility HD 5145 has an age advantage of 3 years, a 100% higher maximum VRAM amount, a 63.6% more advanced lithography process, and 200% lower power consumption.

We couldn't decide between Mobility Radeon HD 5145 and GeForce Go 7900 GTX. 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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ATI Mobility Radeon HD 5145
Mobility Radeon HD 5145
NVIDIA GeForce Go 7900 GTX
GeForce Go 7900 GTX

Comparisons with similar GPUs

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Community ratings

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Questions & comments

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