Radeon RX 6600S vs R7 A260

Primary details

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

Place in the rankingnot rated142
Place by popularitynot in top-100not in top-100
Power efficiencyno data30.63
ArchitectureGCN 3.0 (2014−2019)RDNA 2.0 (2020−2024)
GPU code nameTopazNavi 23
Market segmentDesktopLaptop
Release date2014 (10 years ago)4 January 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 cores3841792
Core clock speed900 MHz1700 MHz
Boost clock speed980 MHz2000 MHz
Number of transistors1,550 million11,060 million
Manufacturing process technology28 nm7 nm
Power consumption (TDP)no data80 Watt
Texture fill rate23.52224.0
Floating-point processing powerno data7.168 TFLOPS
ROPs864
TMUs24112
Ray Tracing Coresno data28

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 sizeno datamedium sized
InterfacePCIe 3.0 x8PCIe 4.0 x8
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 typeGDDR5GDDR6
Maximum RAM amount1 GB4 GB
Memory bus width128 Bit128 Bit
Memory clock speed3.6 GB/s1750 MHz
Memory bandwidth57.6 GB/s224.0 GB/s
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 ConnectorsPortable Device DependentNo outputs

API compatibility

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

DirectX12 (12_0)12 Ultimate (12_2)
Shader Model6.56.5
OpenGL4.64.6
OpenCL2.12.1
Vulkan1.2.1701.3

Pros & cons summary


Maximum RAM amount 1 GB 4 GB
Chip lithography 28 nm 7 nm

RX 6600S has a 300% higher maximum VRAM amount, and a 300% more advanced lithography process.

We couldn't decide between Radeon R7 A260 and Radeon RX 6600S. We've got no test results to judge.

Be aware that Radeon R7 A260 is a desktop card while Radeon RX 6600S is a notebook 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 R7 A260
Radeon R7 A260
AMD Radeon RX 6600S
Radeon RX 6600S

Comparisons with similar GPUs

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Community ratings

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Rate Radeon R7 A260 on a scale of 1 to 5:

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4.7 13 votes

Rate Radeon RX 6600S on a scale of 1 to 5:

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Questions & comments

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