ATI Mobility Radeon X1900 vs ATI Mobility HD 5145

Primary details

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

Place in the ranking1255not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.83no data
ArchitectureTeraScale (2005−2013)R500 (2005−2007)
GPU code nameM92M68
Market segmentLaptopLaptop
Release date7 January 2010 (14 years ago)11 January 2007 (17 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 cores8044
Core clock speed720 MHz400 MHz
Boost clock speedno data400 MHz
Number of transistors242 million384 million
Manufacturing process technology55 nm80 nm
Power consumption (TDP)15 Wattno data
Texture fill rate5.7604.800
Floating-point processing power0.1152 TFLOPSno data
ROPs412
TMUs812

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

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 GB256 MB
Memory bus width64 Bit256 Bit
Memory clock speed900 MHz480 MHz
Memory bandwidth14.4 GB/s30.72 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
OpenGL3.32.0
OpenCL1.1N/A
VulkanN/AN/A

Pros & cons summary


Recency 7 January 2010 11 January 2007
Maximum RAM amount 1 GB 256 MB
Chip lithography 55 nm 80 nm

ATI Mobility HD 5145 has an age advantage of 2 years, a 300% higher maximum VRAM amount, and a 45.5% more advanced lithography process.

We couldn't decide between Mobility Radeon HD 5145 and Mobility Radeon X1900. 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
ATI Mobility Radeon X1900
Mobility Radeon X1900

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Community ratings

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3.4 40 votes

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Questions & comments

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