ATI Radeon X1800 XL vs ATI Radeon X800 PRO

Table of Contents

Graphics Processor

GPU model R520 R423
GPU variant R520 XL R423 PRO
Architecture R500 R400
Foundry TSMC TSMC
Manufacturing process 90 nm 130 nm
Number of transistors 321 million 160 million
Die size 288 mm² 289 mm²

Graphics Card

Release date Oct 1st, 2005 May 1st, 2004
Generation Radeon R500 PCIe Radeon R400 PCIe
Production End-of-life End-of-life
Interface PCIe 1.0 x16 PCIe 1.0 x16
Reviews 76 in our database 226 in our database
Predecessor Radeon R400 PCIe Radeon R300
Successor Radeon R600 Radeon R500 PCIe

Clocks

GPU clock 500 MHz 475 MHz
Memory clock 500 MHz 1000 Mbps effective 450 MHz 900 Mbps effective

Memory Configuration

Memory size 256 MB 256 MB
Memory type GDDR3 GDDR3
Memory bus width 256 bit 256 bit
Bandwidth 32.00 GB/s 28.80 GB/s

Render Configuration

Pixel shaders 16 12
Vertex shaders 8 6
TMUs 16 12
ROPs 16 12

Performance

Pixel rate 8.000 GPixel/s 5.700 GPixel/s
Vertex rate 1.000 GVertices/s 712.5 MVertices/s
Texture rate 8.000 GTexel/s 5.700 GTexel/s

Dimensions & Outputs

Slot width Single-slot Single-slot
Length 254 mm 10 inches
Width 111 mm 4.4 inches
Height 19 mm 0.7 inches
TDP 70 W 48 W
Suggested PSU 250 W 200 W
Outputs 2x DVI1x S-Video 1x DVI1x VGA1x S-Video
Power connectors 1x 6-pin 1x Molex
Board number A520

API Support & Features

DirectX 9.0c (9_3) 9.0b (9_2)
OpenGL 2.1 2.1
OpenCL
Vulkan
Shader model 3.0
Pixel shader 2.0b
Vertex shader 2.0b

Other Features

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