ATI Radeon X1800 CrossFire Edition vs NVIDIA GeForce 8400 GS PCI

Table of Contents

Graphics Processor

GPU model R520 G98
GPU variant R520 CE (215RFFBKA15FG)
Architecture R500 Tesla
Foundry TSMC TSMC
Manufacturing process 90 nm 65 nm
Number of transistors 321 million 210 million
Die size 288 mm² 86 mm²

Graphics Card

Release date Dec 20th, 2005 Dec 4th, 2007
Generation Radeon R500 PCIe GeForce 8
Production End-of-life End-of-life
Interface PCIe 1.0 x16 PCI
Reviews 76 in our database 10 in our database
Predecessor Radeon R400 PCIe GeForce 7 PCIe
Successor Radeon R600 GeForce 9

Clocks

GPU clock 600 MHz 567 MHz
Memory clock 700 MHz 1400 Mbps effective 333 MHz 666 Mbps effective
Shader clock 1400 MHz

Memory Configuration

Memory size 512 MB 512 MB
Memory type GDDR3 DDR2
Memory bus width 256 bit 64 bit
Bandwidth 44.80 GB/s 5.328 GB/s

Render Configuration

Pixel shaders 16
Vertex shaders 8
TMUs 16 4
ROPs 16 4
Shading units 8
SM count 1
Cache L2 16 KB

Performance

Pixel rate 9.600 GPixel/s 2.268 GPixel/s
Vertex rate 1.200 GVertices/s
Texture rate 9.600 GTexel/s 2.268 GTexel/s
FP32 (float) performance 22.40 GFLOPS

Dimensions & Outputs

Slot width Dual-slot Single-slot
TDP 113 W 25 W
Suggested PSU 300 W 200 W
Outputs 2x DVI1x S-Video 1x DVI1x VGA1x S-Video
Power connectors 1x 6-pin None
Board number A721 P561
Length 170 mm 6.7 inches

API Support & Features

DirectX 9.0c (9_3) 11.1 (10_0)
OpenGL 2.1 3.3
OpenCL 1.1
Vulkan
Shader model 3.0 4.0
CUDA 1.1

Other Features

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