ATI Radeon X1800 XT: GPU Specs & Benchmarks

The Radeon X1800 XT is a graphics card by ATI, built on the 90 nm process and based on the R520 graphics processor (GPU). The video card specifications and performance tests (benchmarks) are listed below.

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Graphics Processor (GPU)

GPU Name

R520

Model number

R520 XT
(215RFNBKA15FG)

Architecture

R500

Foundry

TSMC

Process Size

90 nm

Transistors

321 million

Die Size

288 mm²

Graphics Card

Release Date

Oct 1st, 2005

Family

Radeon R500 PCIe
(X1800)

Production

End-of-life

Launch Price

549 USD

Predecessor

Radeon R400 PCIe

Bus Interface

PCIe 1.0 x16

Memory

Memory Size

512 MB

Memory Type

GDDR3

Memory Bus

256 bit

Bandwidth

44.80 GB/s

Performance

Pixel fillrate

9.600 GPixel/s

Vertex fillrate

1.200 GVertices/s

Texture fillrate

9.600 GTexel/s

Clock Speeds

Memory Clock

700 MHz
1400 Mbps effective

GPU Clock

600 MHz

Render Config

TMUs

16

ROPs

16

Pixel Shaders

16

Vertex Shaders

8

Board Design

Slot Width

Dual-slot

Thermal design power (TDP)

113 W

Suggested PSU

300 W

Display Connectors

2x DVI
1x S-Video

Power Connectors

1x 6-pin

Board Number

A520

API support

DirectX

9.0c (9_3)

OpenGL

2.1

OpenCL

N/A

Vulkan

N/A

Shader Model

3.0