Radeon 540X vs ATI Mobility HD 5450

Primary details

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

Place in the rankingnot rated701
Place by popularitynot in top-100not in top-100
Power efficiencyno data5.15
ArchitectureTeraScale 2 (2009−2015)GCN 4.0 (2016−2020)
GPU code nameParkLexa
Market segmentLaptopLaptop
Release date7 January 2010 (14 years ago)5 September 2018 (6 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 cores80512
Core clock speed650 MHz980 MHz
Boost clock speedno data1046 MHz
Number of transistors292 million2,200 million
Manufacturing process technology40 nm14 nm
Power consumption (TDP)11 Watt50 Watt
Texture fill rate5.20033.47
Floating-point processing power0.104 TFLOPS1.071 TFLOPS
ROPs416
TMUs832

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 2.0 x16PCIe 3.0 x8
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 typeGDDR3GDDR5
Maximum RAM amount1 GB2 GB
Memory bus width64 Bit64 Bit
Memory clock speed667 MHz1500 MHz
Memory bandwidth10.67 GB/s48 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.

DirectX11.2 (11_0)12 (12_0)
Shader Model5.06.4
OpenGL4.44.6
OpenCL1.22.0
VulkanN/A1.2.131

Pros & cons summary


Recency 7 January 2010 5 September 2018
Maximum RAM amount 1 GB 2 GB
Chip lithography 40 nm 14 nm
Power consumption (TDP) 11 Watt 50 Watt

ATI Mobility HD 5450 has 354.5% lower power consumption.

Radeon 540X, on the other hand, has an age advantage of 8 years, a 100% higher maximum VRAM amount, and a 185.7% more advanced lithography process.

We couldn't decide between Mobility Radeon HD 5450 and Radeon 540X. 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 5450
Mobility Radeon HD 5450
AMD Radeon 540X
Radeon 540X

Comparisons with similar GPUs

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Community ratings

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3.1 22 votes

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3.8 315 votes

Rate Radeon 540X on a scale of 1 to 5:

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Questions & comments

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