GeForce RTX 3080 Max-Q vs ATI Radeon X1800 XT

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureR500 (2005−2007)Ampere (2020−2024)
GPU code nameR520GA104
Market segmentDesktopLaptop
Release date1 October 2005 (19 years ago)12 January 2021 (3 years ago)
Launch price (MSRP)$549 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 data6144
Core clock speed600 MHz780 MHz
Boost clock speedno data1245 MHz
Number of transistors321 million17,400 million
Manufacturing process technology90 nm8 nm
Power consumption (TDP)113 Watt80 Watt
Texture fill rate9.600239.0
Floating-point processing powerno data15.3 TFLOPS
ROPs1696
TMUs16192
Tensor Coresno data192
Ray Tracing Coresno data48

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 datalarge
InterfacePCIe 1.0 x16PCIe 4.0 x16
Width2-slotno data
Supplementary power connectors1x 6-pinNone

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 amount512 MB8 GB
Memory bus width256 Bit256 Bit
Memory clock speed700 MHz1500 MHz
Memory bandwidth44.8 GB/s384.0 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 Connectors2x DVI, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.5
OpenGL2.04.6
OpenCLN/A2.0
VulkanN/A1.2
CUDA-8.6

Pros & cons summary


Recency 1 October 2005 12 January 2021
Maximum RAM amount 512 MB 8 GB
Chip lithography 90 nm 8 nm
Power consumption (TDP) 113 Watt 80 Watt

RTX 3080 Max-Q has an age advantage of 15 years, a 1500% higher maximum VRAM amount, a 1025% more advanced lithography process, and 41.3% lower power consumption.

We couldn't decide between Radeon X1800 XT and GeForce RTX 3080 Max-Q. We've got no test results to judge.

Be aware that Radeon X1800 XT is a desktop card while GeForce RTX 3080 Max-Q 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 Radeon X1800 XT
Radeon X1800 XT
NVIDIA GeForce RTX 3080 Max-Q
GeForce RTX 3080 Max-Q

Comparisons with similar GPUs

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Community ratings

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3.8 12 votes

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3.8 37 votes

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Questions & comments

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