ATI Radeon HD 4250 vs NVIDIA GeForce 8600 GT

Table of Contents

Graphics Processor

GPU model RV620 G84
GPU variant RV620 LE G84-303-A2
Architecture TeraScale Tesla
Foundry TSMC TSMC
Manufacturing process 55 nm 80 nm
Number of transistors 181 million 289 million
Die size 67 mm² 169 mm²

Graphics Card

Release date Feb 25th, 2009 Apr 17th, 2007
Generation Radeon R600 GeForce 8
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 1.0 x16
Predecessor Radeon R500 PCIe GeForce 7 PCIe
Successor Radeon R700 GeForce 9
Launch price 159 USD
Reviews 183 in our database

Clocks

GPU clock 594 MHz 540 MHz
Memory clock 396 MHz 792 Mbps effective 700 MHz 1400 Mbps effective
Shader clock 1190 MHz

Memory Configuration

Memory size 512 MB 512 MB
Memory type DDR2 GDDR3
Memory bus width 64 bit 128 bit
Bandwidth 6.336 GB/s 22.40 GB/s

Render Configuration

Shading units 40 32
TMUs 4 16
ROPs 4 8
Compute units 2
Cache L2 64 KB 32 KB
SM count 4

Performance

Pixel rate 2.376 GPixel/s 4.320 GPixel/s
Texture rate 2.376 GTexel/s 8.640 GTexel/s
FP32 (float) performance 47.52 GFLOPS 76.16 GFLOPS

Dimensions & Outputs

Slot width Single-slot Single-slot
TDP 25 W 47 W
Suggested PSU 200 W 200 W
Outputs 1x DVI1x VGA1x S-Video 2x DVI1x S-Video
Power connectors None None
Length 170 mm 6.7 inches
Board number P402, P403

API Support & Features

DirectX 10.1 (10_1) 11.1 (10_0)
OpenGL 3.3 3.3
OpenCL 1.1
Vulkan
Shader model 4.1 4.0
CUDA 1.1

Other Features

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