ATI Radeon X800 XT Mac Edition vs NVIDIA Quadro NVS 295

Table of Contents

Graphics Processor

GPU model R423 G98
GPU variant R423 XT (215RBJAGA12F)
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 1st, 2004 May 7th, 2009
Generation Radeon R400 AGP Quadro NVS
Production End-of-life End-of-life
Interface AGP Pro 8x PCIe 1.0 x16
Reviews 226 in our database 26 in our database
Predecessor Radeon R300
Successor Radeon R500 AGP

Clocks

GPU clock 475 MHz 540 MHz
Memory clock 500 MHz 1000 Mbps effective 695 MHz 1390 Mbps effective
Shader clock 1300 MHz

Memory Configuration

Memory size 256 MB 256 MB
Memory type GDDR3 GDDR3
Memory bus width 256 bit 64 bit
Bandwidth 32.00 GB/s 11.12 GB/s

Render Configuration

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

Performance

Pixel rate 7.600 GPixel/s 2.160 GPixel/s
Vertex rate 712.5 MVertices/s
Texture rate 7.600 GTexel/s 2.160 GTexel/s
FP32 (float) performance 20.80 GFLOPS

Dimensions & Outputs

Slot width Single-slot Single-slot
TDP 54 W 23 W
Suggested PSU 250 W 200 W
Outputs 2x DVI 2x DisplayPort
Power connectors None None
Length 168 mm 6.6 inches
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

Compare

Sysrqmts browser extension icon
Stop overpaying for PC games!
See cheapest prices in Steam store with our browser extension.