Radeon RX 6600S vs ATI Graphics Ultra

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Primary details

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

Place in the rankingnot rated169
Place by popularitynot in top-100not in top-100
Power efficiencyno data28.12
ArchitectureMach (1992−1997)RDNA 2.0 (2020−2024)
GPU code nameMach8Navi 23
Market segmentDesktopLaptop
Release date1992 (32 years ago)4 January 2022 (2 years ago)
Launch price (MSRP)$899 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 coresno data1792
Core clock speed10 MHz1700 MHz
Boost clock speedno data2000 MHz
Number of transistorsno data11,060 million
Manufacturing process technology800 nm7 nm
Power consumption (TDP)no data80 Watt
Texture fill rateno data224.0
Floating-point processing powerno data7.168 TFLOPS
ROPs164
TMUsno data112
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
InterfaceISA 16 BitPCIe 4.0 x8
Width1-slotno data
Supplementary power connectorsNoneNone

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 typeVRAMGDDR6
Maximum RAM amount1 MB4 GB
Memory bus width32 Bit128 Bit
Memory clock speed10 MHz1750 MHz
Memory bandwidth40 MB/s224.0 GB/s
Shared memoryno 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 VGANo outputs

API compatibility

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

DirectXN/A12 Ultimate (12_2)
Shader Modelno data6.5
OpenGLN/A4.6
OpenCLN/A2.1
VulkanN/A1.3

Pros & cons summary


Maximum RAM amount 1 MB 4 GB
Chip lithography 800 nm 7 nm

RX 6600S has a 409500% higher maximum VRAM amount, and a 11328.6% more advanced lithography process.

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

Be aware that Graphics Ultra 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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ATI Graphics Ultra
Graphics Ultra
AMD Radeon RX 6600S
Radeon RX 6600S

Comparisons with similar GPUs

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Community ratings

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5 2 votes

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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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