ATI Radeon X800 PRO AGP vs NVIDIA GeForce 8400 SE

Graphics Processor

GPU model R420 G86
GPU variant R420 PRO (215RAACGA11F)
Architecture R400 Tesla
Foundry TSMC TSMC
Manufacturing process 130 nm 80 nm
Number of transistors 160 million 210 million
Die size 281 mm² 127 mm²

Graphics Card

Release date May 1st, 2004 Aug 1st, 2008
Generation Radeon R400 AGP GeForce 8
Production End-of-life End-of-life
Interface AGP 8x PCIe 2.0 x16
Reviews 226 in our database
Predecessor Radeon R300 GeForce 7 PCIe
Successor Radeon R500 AGP GeForce 9

Clocks

GPU clock 475 MHz 459 MHz
Memory clock 450 MHz 900 Mbps effective 400 MHz 800 Mbps effective
Shader clock 918 MHz

Memory Configuration

Memory size 256 MB 128 MB
Memory type GDDR3 DDR2
Memory bus width 256 bit 64 bit
Bandwidth 28.80 GB/s 6.400 GB/s

Render Configuration

Pixel shaders 12
Vertex shaders 6
TMUs 12 8
ROPs 12 4
Shading units 16
SM count 2
Cache L2 16 KB

Performance

Pixel rate 5.700 GPixel/s 1.836 GPixel/s
Vertex rate 712.5 MVertices/s
Texture rate 5.700 GTexel/s 3.672 GTexel/s
FP32 (float) performance 29.38 GFLOPS

Dimensions & Outputs

Slot width Single-slot Single-slot
TDP 48 W 50 W
Suggested PSU 200 W 250 W
Outputs 1x DVI1x VGA1x S-Video 1x DVI1x VGA1x S-Video
Power connectors 1x Molex None
Length 168 mm 6.6 inches
Board number P413 SKU 7, P413 SKU 10

API Support & Features

DirectX 9.0b (9_2) 11.1 (10_0)
OpenGL 2.1 3.3
OpenCL 1.1
Vulkan
Pixel shader 2.0b
Vertex shader 2.0b
CUDA 1.1
Shader model 4.0

Other Features

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