Steam Deck OLED GPU vs GeForce GTX 660M

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Primary details

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

Place in the ranking707not rated
Place by popularitynot in top-100not in top-100
Power efficiency5.16no data
ArchitectureKepler (2012−2018)RDNA 2.0 (2020−2024)
GPU code nameGK107Sephiroth
Market segmentLaptopDesktop
Release date22 March 2012 (12 years ago)9 November 2023 (1 year 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 cores384512
Core clock speed835 MHz1000 MHz
Boost clock speed950 MHz1600 MHz
Number of transistors1,270 million2,400 million
Manufacturing process technology28 nm6 nm
Power consumption (TDP)50 Watt15 Watt
Texture fill rate30.4051.20
Floating-point processing power0.7296 TFLOPS1.638 TFLOPS
ROPs1616
TMUs3232
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 sizelargeno data
Bus supportPCI Express 2.0, PCI Express 3.0no data
InterfaceMXM-B (3.0)no data
Lengthno data298 mm
SLI options+-

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 typeGDDR5LPDDR5
Maximum RAM amount1 GB16 GB
Memory bus width128bit128 Bit
Memory clock speed2000 MHz1375 MHz
Memory bandwidth64.0 GB/s88 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 USB Type-C
HDMI+-
HDCP+-
Maximum VGA resolutionUp to 2048x1536no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Optimus+-

API compatibility

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

DirectX12 API12 (12_1)
Shader Model5.16.5
OpenGL4.54.6
OpenCL1.12.0
Vulkan1.1.1261.2
CUDA+-

Pros & cons summary


Recency 22 March 2012 9 November 2023
Maximum RAM amount 1 GB 16 GB
Chip lithography 28 nm 6 nm
Power consumption (TDP) 50 Watt 15 Watt

Steam Deck OLED GPU has an age advantage of 11 years, a 1500% higher maximum VRAM amount, a 366.7% more advanced lithography process, and 233.3% lower power consumption.

We couldn't decide between GeForce GTX 660M and Steam Deck OLED GPU. We've got no test results to judge.

Be aware that GeForce GTX 660M is a notebook card while Steam Deck OLED 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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NVIDIA GeForce GTX 660M
GeForce GTX 660M
AMD Steam Deck OLED GPU
Steam Deck OLED GPU

Comparisons with similar GPUs

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Community ratings

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3.6 211 votes

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4.6 23 votes

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Questions & comments

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