ATI Radeon HD 4250 vs NVIDIA GeForce 6800 XT

Table of Contents

Graphics Processor

GPU model RV620 NV40
GPU variant RV620 LE
Architecture TeraScale Curie
Foundry TSMC TSMC
Manufacturing process 55 nm 130 nm
Number of transistors 181 million 222 million
Die size 67 mm² 287 mm²

Graphics Card

Release date Feb 25th, 2009 Sep 30th, 2005
Generation Radeon R600 GeForce 6 AGP
Production End-of-life End-of-life
Interface PCIe 2.0 x16 AGP 8x
Predecessor Radeon R500 PCIe GeForce FX
Successor Radeon R700 GeForce 7 AGP
Reviews 115 in our database

Clocks

GPU clock 594 MHz 300 MHz
Memory clock 396 MHz 792 Mbps effective 350 MHz 700 Mbps effective

Memory Configuration

Memory size 512 MB 256 MB
Memory type DDR2 DDR
Memory bus width 64 bit 256 bit
Bandwidth 6.336 GB/s 22.40 GB/s

Render Configuration

Shading units 40
TMUs 4 8
ROPs 4 8
Compute units 2
Cache L2 64 KB
Pixel shaders 8
Vertex shaders 4

Performance

Pixel rate 2.376 GPixel/s 2.400 GPixel/s
Texture rate 2.376 GTexel/s 2.400 GTexel/s
FP32 (float) performance 47.52 GFLOPS
Vertex rate 300.0 MVertices/s

Dimensions & Outputs

Slot width Single-slot Single-slot
TDP 25 W unknown
Suggested PSU 200 W 200 W
Outputs 1x DVI1x VGA1x S-Video 1x DVI1x VGA1x S-Video
Power connectors None 1x Molex
Board number P212

API Support & Features

DirectX 10.1 (10_1) 9.0c (9_3)
OpenGL 3.3 2.1
OpenCL
Vulkan
Shader model 4.1 3.0

Other Features

Compare

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