ATI Mobility Radeon HD 4550 vs GeForce 800A

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Primary details

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

Place in the ranking1037not rated
Place by popularitynot in top-100not in top-100
Power efficiency5.90no data
ArchitectureFermi 2.0 (2010−2014)Terascale 1 (2010)
GPU code nameGF119M92
Market segmentLaptopLaptop
Release date17 March 2014 (10 years ago)1 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 cores4880
Core clock speed475 MHz550 MHz
Number of transistors292 million242 million
Manufacturing process technology40 nm55 nm
Power consumption (TDP)15 Wattno data
Texture fill rate3.8004.400
Floating-point processing power0.0912 TFLOPS0.088 TFLOPS
ROPs44
TMUs88

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 x16MXM-II
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 typeDDR3GDDR3, DDR2, DDR3
Maximum RAM amount1 GB512 MB
Memory bus width64 Bit64 Bit
Memory clock speed900 MHz700 MHz
Memory bandwidth14.4 GB/s11.2 GB/s
Shared memoryno data-

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.

DirectX12 (11_0)10.1 (10_1)
Shader Model5.14.1
OpenGL4.63.3
OpenCL1.11.1
VulkanN/AN/A
CUDA2.1-

Pros & cons summary


Recency 17 March 2014 1 January 2010
Maximum RAM amount 1 GB 512 MB
Chip lithography 40 nm 55 nm

GeForce 800A has an age advantage of 4 years, a 100% higher maximum VRAM amount, and a 37.5% more advanced lithography process.

We couldn't decide between GeForce 800A and Mobility Radeon HD 4550. 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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NVIDIA GeForce 800A
GeForce 800A
ATI Mobility Radeon HD 4550
Mobility Radeon HD 4550

Comparisons with similar GPUs

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 13 votes

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2.6 35 votes

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Questions & comments

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