Steam Deck GPU vs Radeon HD 7660G + HD 7670M Dual Graphics

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Primary details

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

Place in the ranking872not rated
Place by popularitynot in top-100not in top-100
ArchitectureTerascale 2 (2009−2015)RDNA 2.0 (2020−2024)
GPU code nameno dataVan Gogh
Market segmentLaptopDesktop
Release date15 May 2012 (12 years ago)25 February 2022 (2 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 cores862512
Core clock speed685 / 600 MHz1000 MHz
Boost clock speedno data1600 MHz
Number of transistorsno data2,400 million
Manufacturing process technology32 nm7 nm
Power consumption (TDP)no data15 Watt
Texture fill rateno data51.20
Floating-point processing powerno data1.638 TFLOPS
ROPsno data16
TMUsno data32
Ray Tracing Coresno data8

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
Lengthno data298 mm
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 typeDDR3,GDDR5LPDDR5
Maximum RAM amountno data16 GB
Memory bus width128 Bit128 Bit
Memory clock speed1800 MHz1375 MHz
Memory bandwidthno data88 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 data1x USB Type-C

API compatibility

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

DirectX1112 (12_1)
Shader Modelno data6.5
OpenGLno data4.6
OpenCLno data2.0
Vulkan-1.2

Pros & cons summary


Recency 15 May 2012 25 February 2022
Chip lithography 32 nm 7 nm

Steam Deck GPU has an age advantage of 9 years, and a 357.1% more advanced lithography process.

We couldn't decide between Radeon HD 7660G + HD 7670M Dual Graphics and Steam Deck GPU. We've got no test results to judge.

Be aware that Radeon HD 7660G + HD 7670M Dual Graphics is a notebook card while Steam Deck GPU 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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AMD Radeon HD 7660G + HD 7670M Dual Graphics
Radeon HD 7660G + HD 7670M Dual Graphics
AMD Steam Deck GPU
Steam Deck GPU

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

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


2.8 83 votes

Rate Radeon HD 7660G HD 7670M Dual Graphics on a scale of 1 to 5:

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4 244 votes

Rate Steam Deck GPU on a scale of 1 to 5:

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Questions & comments

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