GeForce GT 555M 3 GB vs Radeon HD 6450A

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Primary details

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

Place in the ranking1227not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.85no data
ArchitectureTeraScale 2 (2009−2015)Fermi (2010−2014)
GPU code nameCaicosGF106
Market segmentLaptopLaptop
Release date7 April 2011 (14 years ago)24 March 2011 (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 cores160144
Core clock speed625 MHz590 MHz
Number of transistors370 million1,170 million
Manufacturing process technology40 nm40 nm
Power consumption (TDP)25 Watt35 Watt
Texture fill rate5.00014.16
Floating-point processing power0.2 TFLOPS0.3398 TFLOPS
ROPs424
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).

InterfaceMXM-A (3.0)PCIe 2.0 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 typeDDR3DDR3
Maximum RAM amount512 MB3 GB
Memory bus width64 Bit192 Bit
Memory clock speed533 MHz900 MHz
Memory bandwidth8.528 GB/s43.2 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 ConnectorsNo outputsPortable Device Dependent

API and SDK compatibility

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

DirectX11.2 (11_0)12 (11_0)
Shader Model5.05.1
OpenGL4.44.6
OpenCL1.21.1
VulkanN/AN/A
CUDA-2.1

Pros & cons summary


Maximum RAM amount 512 MB 3 GB
Power consumption (TDP) 25 Watt 35 Watt

HD 6450A has 40% lower power consumption.

GT 555M 3 GB, on the other hand, has a 500% higher maximum VRAM amount.

We couldn't decide between Radeon HD 6450A and GeForce GT 555M 3 GB. We've got no test results to judge.

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AMD Radeon HD 6450A
Radeon HD 6450A
NVIDIA GeForce GT 555M 3 GB
GeForce GT 555M 3 GB

Other comparisons

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

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2.8 4 votes

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3.9 10 votes

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