ATI Radeon X800 GTO vs NVIDIA Quadro NVS 295

Table of Contents

Graphics Processor

GPU model R423 G98
GPU variant R423 GTO
Architecture R400 Tesla
Foundry TSMC TSMC
Manufacturing process 130 nm 65 nm
Number of transistors 160 million 210 million
Die size 289 mm² 86 mm²

Graphics Card

Release date Dec 29th, 2007 May 7th, 2009
Generation Radeon R400 PCIe Quadro NVS
Production End-of-life End-of-life
Interface PCIe 1.0 x16 PCIe 1.0 x16
Reviews 226 in our database 26 in our database
Predecessor Radeon R300
Successor Radeon R500 PCIe

Clocks

GPU clock 400 MHz 540 MHz
Memory clock 350 MHz 700 Mbps effective 695 MHz 1390 Mbps effective
Shader clock 1300 MHz

Memory Configuration

Memory size 128 MB 256 MB
Memory type DDR GDDR3
Memory bus width 256 bit 64 bit
Bandwidth 22.40 GB/s 11.12 GB/s

Render Configuration

Pixel shaders 12
Vertex shaders 6
TMUs 12 4
ROPs 12 4
Shading units 8
SM count 1
Cache L2 16 KB

Performance

Pixel rate 4.800 GPixel/s 2.160 GPixel/s
Vertex rate 600.0 MVertices/s
Texture rate 4.800 GTexel/s 2.160 GTexel/s
FP32 (float) performance 20.80 GFLOPS

Dimensions & Outputs

Slot width Single-slot Single-slot
TDP 49 W 23 W
Suggested PSU 200 W 200 W
Outputs 1x DVI1x VGA1x S-Video 2x DisplayPort
Length 168 mm 6.6 inches
Power connectors None
Board number P685

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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