ATI Radeon X1800 GTO vs ATI Radeon X1900 CrossFire Edition

Table of Contents

Graphics Processor

GPU model R520 R580
GPU variant R520 LE (215RFLBKA14FG) R580 CF
Architecture R500 R500
Foundry TSMC TSMC
Manufacturing process 90 nm 90 nm
Number of transistors 321 million 384 million
Die size 288 mm² 352 mm²

Graphics Card

Release date Mar 1st, 2006 Jan 24th, 2006
Generation Radeon R500 PCIe Radeon R500 PCIe
Production End-of-life End-of-life
Interface PCIe 1.0 x16 PCIe 1.0 x16
Reviews 76 in our database 115 in our database
Predecessor Radeon R400 PCIe Radeon R400 PCIe
Successor Radeon R600 Radeon R600

Clocks

GPU clock 500 MHz 625 MHz
Memory clock 495 MHz 990 Mbps effective 725 MHz 1450 Mbps effective

Memory Configuration

Memory size 256 MB 512 MB
Memory type GDDR3 GDDR3
Memory bus width 256 bit 256 bit
Bandwidth 31.68 GB/s 46.40 GB/s

Render Configuration

Pixel shaders 12 48
Vertex shaders 8 8
TMUs 12 16
ROPs 12 16

Performance

Pixel rate 6.000 GPixel/s 10.00 GPixel/s
Vertex rate 1.000 GVertices/s 1.250 GVertices/s
Texture rate 6.000 GTexel/s 10.00 GTexel/s

Dimensions & Outputs

Slot width Single-slot Dual-slot
Length 254 mm 10 inches
Width 111 mm 4.4 inches
Height 19 mm 0.7 inches
TDP 48 W 100 W
Suggested PSU 200 W 300 W
Outputs 2x DVI1x S-Video 2x DVI1x S-Video
Power connectors 1x 6-pin 1x 6-pin
Board number A520 A721

API Support & Features

DirectX 9.0c (9_3) 9.0c (9_3)
OpenGL 2.1 2.1 (full) 3.0 (partial)
OpenCL
Vulkan
Shader model 3.0 3.0

Other Features

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