Vand placa video ATI RADEON HD 4890 1GB DDR5 256 BITI
Caracteristici procesor grafic
Adaptor video ATI Radeon HD 4890
Versiune BIOS 011.022.006.000.000000
Data BIOS 18.06.2009
Nume de cod GPU RV790 XT
Numar serial 113-BA900
Dispozitive PCI 1002-9460 / 1787-2281 (Rev 00)
Tranzistori 959 milion
Tehnologia procesului de productie 55 nm
Dimensiune Die 282 mm2
Tip bus PCI Express 2.0 x16 @ 2.0 x16
Capacitatea memoriei 1 GB
Ceas GPU 240 MHz (original: 850 MHz)
Ceas RAMDAC 400 MHz
Pixel pipeline 16
Unitati mapare textura 40
Unified Shaders 800 (v4.1)
Suport DirectX prin hardware DirectX v10.1
PowerControl 0%
Caracteristici bus memorie
Tip bus GDDR5
Latime Bus 256 bit
Ceas real 975 MHz (QDR) (original: 975 MHz)
Ceas efectiv 3900 MHz
Largimea de banda 121.9 GB/s
Architecture
Architecture ATI Terascale (VLIW5)
Compute Units (CU) 10
SIMD Per Compute Unit 1
SIMD Width 16
SIMD Instruction Width 5
Local Data Share 16 KB
Global Data Share 16 KB
Theoretical Peak Performance
Rata umplere pixel 3840 MPixel/s @ 240 MHz
Rata umplere texel 9600 MTexel/s @ 240 MHz
Single-Precision FLOPS 384.0 GFLOPS @ 240 MHz
Double-Precision FLOPS 76.8 GFLOPS @ 240 MHz
24-bit Integer IOPS 76.8 GIOPS @ 240 MHz
32-bit Integer IOPS 76.8 GIOPS @ 240 MHz
Utilizator
GPU 1%
Memorie dedicata 97 MB
Memorie dinamica 30 MB
ATI PowerPlay (BIOS)
State #1 GPU: 750 MHz, Memorie: 850 MHz (Boot)
State #2 GPU: 850 MHz, Memorie: 975 MHz
State #3 GPU: 500 MHz, Memorie: 975 MHz (UVD)
State #4 GPU: 850 MHz, Memorie: 975 MHz
State #5 GPU: 240 MHz, Memorie: 975 MHz
Producatorul procesorului grafic
Nume firma Advanced Micro Devices, Inc.
Informatii despre produs http://www.amd.com/us/products/desktop /graphics
Descarcare driver http://sites.amd.com/us/game/downloads
Actualizare driver http://www.aida64.com/driver-updates