ATI Radeon X800 GTO² vs 820M

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Primary details

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

Place in the ranking676not rated
Place by popularitynot in top-100not in top-100
ArchitectureRDNA 3+ (2024)R400 (2004−2008)
GPU code nameKrackan PointR480
Market segmentLaptopDesktop
Release date2 June 2024 (1 year ago)15 September 2005 (20 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 cores128no data
Core clock speedno data400 MHz
Boost clock speed2900 MHzno data
Number of transistorsno data160 million
Manufacturing process technology4 nm130 nm
Texture fill rateno data4.800
ROPsno data12
TMUsno data12

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
Interfaceno dataPCIe 1.0 x16
Widthno data1-slot

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 typeno dataGDDR3
Maximum RAM amountno data256 MB
Memory bus widthno data256 Bit
Memory clock speed7500 MHz490 MHz
Memory bandwidthno data31.36 GB/s
Shared memory+-
Resizable BAR+-

Connectivity and outputs

This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.

Display Connectorsno data1x DVI, 1x VGA, 1x S-Video

API and SDK support

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

DirectXno data9.0b (9_2)
OpenGLno data2.0
OpenCLno dataN/A
Vulkan-N/A

Pros & cons summary


Recency 2 June 2024 15 September 2005
Chip lithography 4 nm 130 nm

Radeon 820M has an age advantage of 18 years, and a 3150% more advanced lithography process.

We couldn't decide between Radeon 820M and Radeon X800 GTO². We've got no test results to judge.

Be aware that Radeon 820M is a notebook graphics card while Radeon X800 GTO² is a desktop one.

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AMD Radeon 820M
Radeon 820M
ATI Radeon X800 GTO²
Radeon X800 GTO²

Other comparisons

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Community ratings

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