ATI Mobility Radeon HD 5450 vs HD 7660G

Primary details

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

Place in the ranking1042not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.45no data
ArchitectureTeraScale 3 (2010−2013)TeraScale 2 (2009−2015)
GPU code nameDevastatorPark
Market segmentLaptopLaptop
Release date15 May 2012 (12 years ago)7 January 2010 (14 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 cores38480
Core clock speed686 MHz650 MHz
Boost clock speed686 MHzno data
Number of transistors1,303 million292 million
Manufacturing process technology32 nm40 nm
Power consumption (TDP)35 Watt11 Watt
Texture fill rate16.465.200
Floating-point processing power0.5268 TFLOPS0.104 TFLOPS
ROPs84
TMUs248

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 sizemedium sizedno data
InterfaceIGPPCIe 2.0 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 typeSystem SharedGDDR3
Maximum RAM amountSystem Shared1 GB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared667 MHz
Memory bandwidthno data10.67 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)11.2 (11_0)
Shader Model5.05.0
OpenGL4.44.4
OpenCL1.21.2
VulkanN/AN/A

Pros & cons summary


Recency 15 May 2012 7 January 2010
Chip lithography 32 nm 40 nm
Power consumption (TDP) 35 Watt 11 Watt

HD 7660G has an age advantage of 2 years, and a 25% more advanced lithography process.

ATI Mobility HD 5450, on the other hand, has 218.2% lower power consumption.

We couldn't decide between Radeon HD 7660G and Mobility Radeon HD 5450. 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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AMD Radeon HD 7660G
Radeon HD 7660G
ATI Mobility Radeon HD 5450
Mobility Radeon HD 5450

Comparisons with similar GPUs

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Community ratings

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3.2 131 vote

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3.1 22 votes

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Questions & comments

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