ATI Radeon HD 3450 vs NVIDIA GeForce 8400 GS Rev. 3

Table of Contents

Graphics Processor

GPU model RV620 GT218
GPU variant RV620 LE 8400GS-225-B1
Architecture TeraScale Tesla 2.0
Foundry TSMC TSMC
Manufacturing process 55 nm 40 nm
Number of transistors 181 million 260 million
Die size 67 mm² 57 mm²

Graphics Card

Release date Dec 10th, 2007 Jul 12th, 2010
Generation Radeon R600 GeForce 8
Production End-of-life End-of-life
Interface PCIe 2.0 x16 PCIe 2.0 x16
Reviews 7 in our database 10 in our database
Predecessor Radeon R500 PCIe GeForce 7 PCIe
Successor Radeon R700 GeForce 9

Clocks

GPU clock 600 MHz 520 MHz
Memory clock 500 MHz 1000 Mbps effective 400 MHz 800 Mbps effective
Shader clock 1230 MHz

Memory Configuration

Memory size 256 MB 512 MB
Memory type DDR2 DDR2
Memory bus width 64 bit 64 bit
Bandwidth 8.000 GB/s 6.400 GB/s

Render Configuration

Shading units 40 8
TMUs 4 4
ROPs 4 4
Compute units 2
Cache L2 64 KB 32 KB
SM count 1

Performance

Pixel rate 2.400 GPixel/s 2.080 GPixel/s
Texture rate 2.400 GTexel/s 2.080 GTexel/s
FP32 (float) performance 48.00 GFLOPS 19.68 GFLOPS

Dimensions & Outputs

Slot width Single-slot Single-slot
TDP 25 W 25 W
Suggested PSU 200 W 200 W
Outputs 1x DVI1x VGA1x S-Video 1x DVI1x VGA1x S-Video
Power connectors None None
Board number B629 P873
Length 170 mm 6.7 inches

API Support & Features

DirectX 10.1 (10_1) 11.1 (10_1)
OpenGL 3.3 3.3
OpenCL 1.1
Vulkan
Shader model 4.1 4.1
CUDA 1.2

Other Features

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