Radeon HD 8490 OEM vs ATI Mobility HD 3470

Primary details

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

Place in the ranking1363not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.40no data
ArchitectureTeraScale (2005−2013)TeraScale 2 (2009−2015)
GPU code nameM82Caicos
Market segmentLaptopDesktop
Release date7 January 2008 (16 years ago)23 July 2013 (11 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 cores40160
Core clock speed680 MHz875 MHz
Number of transistors181 million370 million
Manufacturing process technology55 nm40 nm
Power consumption (TDP)12 Watt35 Watt
Texture fill rate2.7207.000
Floating-point processing power0.0544 TFLOPS0.28 TFLOPS
ROPs44
TMUs48

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-IIPCIe 2.0 x16
Lengthno data168 mm
Widthno data1-slot
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 typeDDR2DDR3
Maximum RAM amount256 MB1 GB
Memory bus width64 Bit64 Bit
Memory clock speed400 MHz900 MHz
Memory bandwidth6.4 GB/s14.4 GB/s
Shared memory-no 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 outputs1x DVI, 1x DisplayPort

API compatibility

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

DirectX10.111.2 (11_0)
Shader Model4.15.0
OpenGL3.34.4
OpenCLN/A1.2
VulkanN/AN/A

Pros & cons summary


Recency 7 January 2008 23 July 2013
Maximum RAM amount 256 MB 1 GB
Chip lithography 55 nm 40 nm
Power consumption (TDP) 12 Watt 35 Watt

ATI Mobility HD 3470 has 191.7% lower power consumption.

HD 8490 OEM, on the other hand, has an age advantage of 5 years, a 300% higher maximum VRAM amount, and a 37.5% more advanced lithography process.

We couldn't decide between Mobility Radeon HD 3470 and Radeon HD 8490 OEM. We've got no test results to judge.

Be aware that Mobility Radeon HD 3470 is a notebook card while Radeon HD 8490 OEM is a desktop one.


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
AMD Radeon HD 8490 OEM
Radeon HD 8490 OEM

Comparisons with similar GPUs

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Community ratings

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3.8 60 votes

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3.9 357 votes

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Questions & comments

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