HD Graphics 405 vs ATI Mobility Radeon HD 3470

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Primary details

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

Place in the rankingnot rated1162
Place by popularitynot in top-100not in top-100
Power efficiencyno data8.36
ArchitectureTeraScale (2005−2013)Generation 8.0 (2014−2015)
GPU code nameM82Braswell GT1
Market segmentLaptopLaptop
Release date7 January 2008 (16 years ago)1 April 2015 (9 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 cores40128
Core clock speed680 MHz200 MHz
Boost clock speedno data600 MHz
Number of transistors181 million189 million
Manufacturing process technology55 nm14 nm
Power consumption (TDP)12 Watt6 Watt
Texture fill rate2.7209.600
Floating-point processing power0.0544 TFLOPS0.1536 TFLOPS
ROPs42
TMUs416

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-IIRing Bus

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 typeDDR2System Shared
Maximum RAM amount256 MBSystem Shared
Memory bus width64 BitSystem Shared
Memory clock speed400 MHzSystem Shared
Memory bandwidth6.4 GB/sno data
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 outputsPortable Device Dependent

API compatibility

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

DirectX10.112 (11_1)
Shader Model4.15.1
OpenGL3.34.3
OpenCLN/A3.0
VulkanN/A+

Pros & cons summary


Recency 7 January 2008 1 April 2015
Chip lithography 55 nm 14 nm
Power consumption (TDP) 12 Watt 6 Watt

HD Graphics 405 has an age advantage of 7 years, a 292.9% more advanced lithography process, and 100% lower power consumption.

We couldn't decide between Mobility Radeon HD 3470 and HD Graphics 405. 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 3470
Mobility Radeon HD 3470
Intel HD Graphics 405
HD Graphics 405

Comparisons with similar GPUs

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Community ratings

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3.8 60 votes

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2.8 200 votes

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Questions & comments

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