Steam Deck OLED GPU vs Radeon RX 6600

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Primary details

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

Place in the ranking113not rated
Place by popularity13not in top-100
Cost-effectiveness evaluation67.37no data
Power efficiency20.41no data
ArchitectureRDNA 2.0 (2020−2024)RDNA 2.0 (2020−2024)
GPU code nameNavi 23Sephiroth
Market segmentDesktopDesktop
Release date13 October 2021 (3 years ago)9 November 2023 (1 year ago)
Launch price (MSRP)$329 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores1792512
Core clock speed1626 MHz1000 MHz
Boost clock speed2491 MHz1600 MHz
Number of transistors11,060 million2,400 million
Manufacturing process technology7 nm6 nm
Power consumption (TDP)132 Watt15 Watt
Texture fill rate279.051.20
Floating-point processing power8.928 TFLOPS1.638 TFLOPS
ROPs6416
TMUs11232
Ray Tracing Cores288

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 4.0 x8no data
Length190 mm298 mm
Width2-slotno data
Supplementary power connectors1x 8-pinno data

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 typeGDDR6LPDDR5
Maximum RAM amount8 GB16 GB
Memory bus width128 Bit128 Bit
Memory clock speed1750 MHz1375 MHz
Memory bandwidth224.0 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 Connectors1x HDMI, 3x DisplayPort1x USB Type-C
HDMI+-

API compatibility

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

DirectX12.0 Ultimate (12_2)12 (12_1)
Shader Model6.56.5
OpenGL4.64.6
OpenCL2.12.0
Vulkan1.21.2

Pros & cons summary


Recency 13 October 2021 9 November 2023
Maximum RAM amount 8 GB 16 GB
Chip lithography 7 nm 6 nm
Power consumption (TDP) 132 Watt 15 Watt

Steam Deck OLED GPU has an age advantage of 2 years, a 100% higher maximum VRAM amount, a 16.7% more advanced lithography process, and 780% lower power consumption.

We couldn't decide between Radeon RX 6600 and Steam Deck OLED GPU. 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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AMD Radeon RX 6600
Radeon RX 6600
AMD Steam Deck OLED GPU
Steam Deck OLED GPU

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Community ratings

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4.3 9753 votes

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4.6 23 votes

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Questions & comments

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