RTX A5500 vs ATI Radeon X1800 GTO²

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Primary details

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

Place in the rankingnot rated43
Place by popularitynot in top-100not in top-100
Power efficiencyno data17.23
ArchitectureR500 (2005−2007)Ampere (2020−2024)
GPU code nameR520GA102
Market segmentDesktopWorkstation
Release date1 March 2006 (18 years ago)22 March 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 coresno data10240
Core clock speed500 MHz1080 MHz
Boost clock speedno data1665 MHz
Number of transistors321 million28,300 million
Manufacturing process technology90 nm8 nm
Power consumption (TDP)no data230 Watt
Texture fill rate6.000532.8
Floating-point processing powerno data34.1 TFLOPS
ROPs1296
TMUs12320
Tensor Coresno data320
Ray Tracing Coresno data80

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 1.0 x16PCIe 4.0 x16
Lengthno data267 mm
Width1-slot2-slot
Supplementary power connectorsno data1x 8-pin

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 typeGDDR3GDDR6
Maximum RAM amount256 MB24 GB
Memory bus width256 Bit384 Bit
Memory clock speed500 MHz2000 MHz
Memory bandwidth32 GB/s768.0 GB/s

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 Connectors2x DVI, 1x S-Video4x DisplayPort 1.4a

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.7
OpenGL2.04.6
OpenCLN/A3.0
VulkanN/A1.3
CUDA-8.6

Pros & cons summary


Recency 1 March 2006 22 March 2022
Maximum RAM amount 256 MB 24 GB
Chip lithography 90 nm 8 nm

RTX A5500 has an age advantage of 16 years, a 9500% higher maximum VRAM amount, and a 1025% more advanced lithography process.

We couldn't decide between Radeon X1800 GTO² and RTX A5500. We've got no test results to judge.

Be aware that Radeon X1800 GTO² is a desktop card while RTX A5500 is a workstation 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 Radeon X1800 GTO²
Radeon X1800 GTO²
NVIDIA RTX A5500
RTX A5500

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Community ratings

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