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Spec GeForce GTX 285
Overview
Product name NVIDIA GeForce GTX 285
Architecture Tesla 2.0
Generation / family GeForce 200 Series
GPU codename GT200B
Launch date 2008-12-23
Market segment Desktop in GeForce 200 Series
Board type / entry type Reference GPU
GPU
Process node TSMC 55 nm
Die size 470 mm²
Transistor count 1.4 billion
GPU chip GT200B
SM / multiprocessor count 30
CUDA Cores 240
ROPs 32
TMUs 80
Clocks
Base / Core clock 648 MHz
Boost clock 648 MHz
Memory clock 1,242 MHz
Memory
Memory size 1 GB
Memory type GDDR3
Memory bus width 512-bit
Memory bandwidth 159 GB/s
Bus / Interface
Bus interface PCIe 2.0 x16
AGP / PCI / PCIe distinction PCIe
Power
TDP / TBP / board power 204 W
Recommended PSU 550 W
Power connectors 2x 6-pin
Slot width Dual-slot, 267 mm length
Display / Media
Display outputs 2x DVI, 1x S-Video
Features
DirectX support DirectX 10.0
OpenGL support OpenGL 3.3
CUDA support 1.3
Shader Model 4.0
Performance / Benchmarks
FP32 throughput 0.71 TFLOPS

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