raltentissement / mise à jour

Bonjour
Depuis quelques temps ma connexion internet fonctionne moins bien, ainsi que certains logiciels. Je pense que c'est du à mon modem (sagem fast 800).
Une mis à jour des ports usb peut elle améliorer le fonctionnement de mon PC?
Si oui comment procéder?

--------[ Résumé ]------------------------------------------------------------------------------------------------------

Ordinateur:
Système d'exploitation Microsoft Windows XP Home Edition
Service Pack du système Service Pack 2
Internet Explorer 6.0.2900.2180 (IE 6.0 SP2)
DirectX 4.09.00.0904 (DirectX 9.0c)


Carte mère:
Type de processeur Intel Pentium 4HT, 2800 MHz (14 x 200)
Nom de la carte mère Inconnu
Chipset de la carte mère Intel Springdale i865PE
Mémoire système 512 Mo (DDR SDRAM)
Type de BIOS AMI (10/01/04)
Port de communication Port imprimante (LPT1)

Moniteur:
Carte vidéo RADEON 9200 SERIES (128 Mo)
Carte vidéo RADEON 9200 SERIES (128 Mo)
Accélérateur 3D ATI Radeon 9200 (RV280)
Moniteur Écran Plug-and-Play [NoDB] (FHUJ3A0112787)

Multimédia:
Carte audio Intel 82801EB ICH5 - AC'97 Audio Controller

Stockage:
Contrôleur IDE Intel® 82801EB Ultra ATA Storage Controllers
Contrôleur SCSI/RAID D347PRT SCSI Controller
Lecteur de disquettes Lecteur de disquettes
Disque dur ST3120022A (120 Go, 7200 RPM, Ultra-ATA/100)
Disque dur eUSB Compact Flash USB Device
Disque dur eUSB SD-MS-SM USB Device
Disque dur Sony UMH-U HS-MS USB Device
Disque dur Sony UMH-U HS-CF USB Device
Disque dur Sony UMH-U HS-SM USB Device
Lecteur optique Generic DVD-ROM SCSI CdRom Device
Lecteur optique HL-DT-ST DVD-ROM GDR8162B (16x/48x DVD-ROM)
Lecteur optique SONY DVD RW DW-U14A (DVD+RW:4x/4x, DVD-RW:4x/2x, DVD-ROM:8x, CD:24x/16x/32x DVD+RW/DVD-RW)
État des disques durs SMART OK

Partitions:
C: (NTFS) 43284 Mo (14071 Mo libre)
D: (NTFS) 60188 Mo (9072 Mo libre)
E: (NTFS) 10997 Mo (751 Mo libre)

Entrée:
Clavier Clavier standard 101/102 touches ou clavier Microsoft Natural Keyboard PS/2
Souris Souris Microsoft PS/2
Contrôleurs de jeu Pilote de joystick PC Microsoft

Réseau:
Carte réseau Intel® PRO/100 VE Network Connection
Carte réseau WAN (PPP/SLIP) Interface ********
Modem Agere Systems AC'97 Modem

Périphériques:
Imprimante Adobe PDF
Imprimante Microsoft Office Document Image Writer
Contrôleur USB1 Intel 82801EB ICH5 - USB Universal Host Controller
Contrôleur USB1 Intel 82801EB ICH5 - USB Universal Host Controller
Contrôleur USB1 Intel 82801EB ICH5 - USB Universal Host Controller
Contrôleur USB1 Intel 82801EB ICH5 - USB Universal Host Controller
Contrôleur USB2 Intel 82801EB(M) ICH5(-M) - Enhanced USB2 Controller
Périphérique USB Creative WebCam Live!
Périphérique USB Logitech RumblePad 2 USB
Périphérique USB Périphérique de stockage de masse USB
Périphérique USB Périphérique de stockage de masse USB
Périphérique USB USB ADSL WAN Adapter

--------[ Lecture en mémoire ]------------------------------------------------------------------------------------------

Athlon64 3800+ MSI K8T Neo2-FIR K8T800Pro Dual PC3200 DDR 5980 Mo/s
P4-3.20E Abit IC7-MAX3 i875P Dual PC3200 DDR 5780 Mo/s
P4-3.60E Intel D925XCV i925X Dual DDR2-533 5570 Mo/s
P4-3.60E Foxconn 915A01-P i915P Dual DDR2-533 5420 Mo/s
Athlon64FX-51 Asus SK8N nForce3Pro-150 Dual PC3200R DDR 5400 Mo/s
P4-2.80E Soltek SL-PT880E-RL PT880 Dual PC3200 DDR 5370 Mo/s
P4-3.00HT Intel D875PBZ i875P Dual PC3200 DDR 4880 Mo/s
P4-3.40EE Intel D925XCV i925X Dual DDR2-533 4480 Mo/s
P4-2.80HT Gigabyte GA-8S655TX Ultra SiS655TX Dual PC3200 DDR 4370 Mo/s
P4-3.00HT Intel D865PERL i865PE Dual PC3200 DDR 4070 Mo/s
P4-3.20HT Gigabyte GA-8TRS350MT R9100ProIGP Ext. Dual PC3200 DDR 3830 Mo/s
Xeon-2.80A Asus PC-DL Deluxe i875P Dual PC2700 DDR 3660 Mo/s
Cet ordinateur Unknown Dual PC3200 DDR 3583 Mo/s
P4-2.40A Iwill P4GB iE7205 Dual PC2100 DDR 3560 Mo/s
P4-2.40A Intel D850EMV2 i850E Dual PC1066 RDRAM 3240 Mo/s
Athlon64 3000+ Gigabyte GA-K8N Pro nForce3-150 PC3200 DDR SDRAM 3050 Mo/s
Athlon64 3200+ MSI K8T Neo-FIS2R K8T800 PC3200 DDR SDRAM 2980 Mo/s
AthlonXP 3200+ Shuttle FN45 nForce2-U400 PC3200 DDR SDRAM 2790 Mo/s
P4-2.40A Asus P4SDX SiS655 PC2700 DDR SDRAM 2670 Mo/s
AthlonXP 3200+ Asus A7V880 KT880 Dual PC3200 DDR 2590 Mo/s
AthlonXP 2700+ Chaintech 7NJL1 nForce2-SPP Dual PC2700 DDR 2500 Mo/s
AthlonXP 2700+ Asus A7N8X nForce2-SPP Dual PC2700 DDR 2450 Mo/s
P4-2.53A Gigabyte GA-8PE667 Ultra i845PE PC2700 DDR SDRAM 2450 Mo/s
P4-3.06HT Asus P4PE i845PE PC2700 DDR SDRAM 2400 Mo/s
AthlonXP 3200+ ASRock K7S8XE+ SiS748 PC3200 DDR SDRAM 2370 Mo/s
P4-2.40A Asus P4S533-E SiS645DX PC2700 DDR SDRAM 2330 Mo/s
AthlonXP 2600+ MSI KT4V KT400 PC2700 DDR SDRAM 2270 Mo/s
P4-2.40A Gigabyte GA-8GE667 Pro i845GE Int. PC2700 DDR SDRAM 2240 Mo/s
P4-1.30 Dell Dimension 8100 i850 Dual PC600 RDRAM 2040 Mo/s
Celeron4-1.70 DFI PE21-EC P4X400 PC2100 DDR SDRAM 2020 Mo/s
Celeron4-2.00A Gigabyte GA-8PEMT4 i845PE PC2100 DDR SDRAM 2000 Mo/s
AthlonXP 2100+ Abit NF7 nForce2-SPP Dual PC2100 DDR 1990 Mo/s
P4-2.40A Asus P4S533-E SiS645DX PC2100 DDR SDRAM 1960 Mo/s
P4-1.60 Asus P4B266 i845D PC2100 DDR SDRAM 1940 Mo/s
P4-1.80A MSI 845E Max i845E PC2100 DDR SDRAM 1940 Mo/s
P4-2.00A Shuttle AV40 P4X266 PC2100 DDR SDRAM 1920 Mo/s
AthlonXP 2200+ Chaintech 7NJL1 nForce2-SPP PC2100 DDR SDRAM 1900 Mo/s
Celeron4-1.70 Asus P4S333-VM SiS650 Ext. PC2100 DDR SDRAM 1870 Mo/s
Celeron4-1.80 TriGem Imperial i845GL Int. PC2100 DDR SDRAM 1870 Mo/s
AthlonXP 2000+ Epox EP-8KHA+ KT266A PC2100 DDR SDRAM 1850 Mo/s
P4-1.70 ASRock PE Pro SiS645 PC2100 DDR SDRAM 1810 Mo/s
AthlonXP 1800+ Abit AT7-MAX2 KT400 PC2100 DDR SDRAM 1790 Mo/s
AthlonXP 2000+ MSI KT3 Ultra-ARU KT333 PC2100 DDR SDRAM 1770 Mo/s
AthlonXP 1800+ ECS K7S5A SiS735 PC2100 DDR SDRAM 1710 Mo/s
Athlon-1.20 Abit KG7 AMD760 PC2100 DDR SDRAM 1700 Mo/s
Athlon-1.20 Asus A7M266 AMD760 PC2100 DDR SDRAM 1560 Mo/s
AthlonXP 1500+ Asus A7V266 KT266 PC2100 DDR SDRAM 1500 Mo/s
Celeron4-1.70 ECS P4S5A/DX+ SiS645DX PC133 SDRAM 1040 Mo/s
AthlonXP 1700+ AOpen AK73A KT133A PC133 SDRAM 990 Mo/s
PIII-866EB Asus CUSL2 i815E Ext. PC133 SDRAM 980 Mo/s
P4-1.60 Dell Dimension 4300 i845 PC133 SDRAM 950 Mo/s
PIII-866EB ECS P6VAP-A+ ApolloPro133A PC133 SDRAM 840 Mo/s
PIII-866EB Intel CC820 i820 PC100 SDRAM 760 Mo/s
AthlonXP 1700+ PCChips M810LR SiS730S Ext. PC133 SDRAM 740 Mo/s
Athlon-600 Asus K7M AMD-750 PC100 SDRAM 730 Mo/s
Celeron2-900 MSI 815EP Pro i815EP PC100 SDRAM 710 Mo/s
PIII-600B Asus P2B i440BX PC133 SDRAM 670 Mo/s
Duron-850 Gigabyte GA-7IXE4 AMD750 PC100 SDRAM 460 Mo/s
Celeron-466A IBM 628848U i810 Int. PC66 SDRAM 390 Mo/s
PII-266 Intel DK440LX i440LX PC66 SDRAM 350 Mo/s
K6-III-450 Asus P5A ALADDiN5 PC100 SDRAM 290 Mo/s
K6-III-400 Epox EP-MVP3G-M MVP3 PC100 SDRAM 260 Mo/s
K6-2-450 Gigabyte GA-5AX ALADDiN5 PC100 SDRAM 260 Mo/s
C3-800 VIA EPIA PLE133 PC133 SDRAM 210 Mo/s
PentiumMMX-166 Asus TX97-E i430TX PC66 SDRAM 190 Mo/s
PentiumPro-200 Intel AP440FX i440FX 66 MHz FPM RAM 160 Mo/s
C6-200 M Technology R525 i430FX 66 MHz EDO RAM 60 Mo/s
K6-266 Asus SP97-V SiS5598 Int. 66 MHz EDO RAM 60 Mo/s


--------[ Écriture en mémoire ]-----------------------------------------------------------------------------------------

Athlon64 3800+ MSI K8T Neo2-FIR K8T800Pro Dual PC3200 DDR 2500 Mo/s
P4-3.60E Intel D925XCV i925X Dual DDR2-533 2280 Mo/s
P4-3.60E Foxconn 915A01-P i915P Dual DDR2-533 2200 Mo/s
Athlon64FX-51 Asus SK8N nForce3Pro-150 Dual PC3200R DDR 1750 Mo/s
P4-3.00HT Intel D875PBZ i875P Dual PC3200 DDR 1750 Mo/s
P4-3.20E Abit IC7-MAX3 i875P Dual PC3200 DDR 1740 Mo/s
P4-3.40EE Intel D925XCV i925X Dual DDR2-533 1640 Mo/s
P4-2.80E Soltek SL-PT880E-RL PT880 Dual PC3200 DDR 1550 Mo/s
Xeon-2.80A Asus PC-DL Deluxe i875P Dual PC2700 DDR 1540 Mo/s
P4-2.80HT Gigabyte GA-8S655TX Ultra SiS655TX Dual PC3200 DDR 1480 Mo/s
P4-3.00HT Intel D865PERL i865PE Dual PC3200 DDR 1440 Mo/s
P4-2.40A Intel D850EMV2 i850E Dual PC1066 RDRAM 1330 Mo/s
Cet ordinateur Unknown Dual PC3200 DDR 1253 Mo/s
Athlon64 3200+ MSI K8T Neo-FIS2R K8T800 PC3200 DDR SDRAM 1220 Mo/s
AthlonXP 3200+ Shuttle FN45 nForce2-U400 PC3200 DDR SDRAM 1120 Mo/s
Athlon64 3000+ Gigabyte GA-K8N Pro nForce3-150 PC3200 DDR SDRAM 1110 Mo/s
P4-2.40A Asus P4SDX SiS655 PC2700 DDR SDRAM 1100 Mo/s
AthlonXP 2700+ Chaintech 7NJL1 nForce2-SPP Dual PC2700 DDR 1000 Mo/s
AthlonXP 2700+ Asus A7N8X nForce2-SPP Dual PC2700 DDR 980 Mo/s
P4-3.20HT Gigabyte GA-8TRS350MT R9100ProIGP Ext. Dual PC3200 DDR 970 Mo/s
P4-2.40A Iwill P4GB iE7205 Dual PC2100 DDR 900 Mo/s
AthlonXP 3200+ Asus A7V880 KT880 Dual PC3200 DDR 880 Mo/s
P4-2.53A Gigabyte GA-8PE667 Ultra i845PE PC2700 DDR SDRAM 860 Mo/s
AthlonXP 2100+ Abit NF7 nForce2-SPP Dual PC2100 DDR 810 Mo/s
P4-2.40A Asus P4S533-E SiS645DX PC2700 DDR SDRAM 780 Mo/s
AthlonXP 2200+ Chaintech 7NJL1 nForce2-SPP PC2100 DDR SDRAM 760 Mo/s
AthlonXP 3200+ ASRock K7S8XE+ SiS748 PC3200 DDR SDRAM 750 Mo/s
Celeron4-1.70 DFI PE21-EC P4X400 PC2100 DDR SDRAM 750 Mo/s
P4-1.60 Asus P4B266 i845D PC2100 DDR SDRAM 740 Mo/s
AthlonXP 2600+ MSI KT4V KT400 PC2700 DDR SDRAM 730 Mo/s
P4-3.06HT Asus P4PE i845PE PC2700 DDR SDRAM 700 Mo/s
Celeron4-1.70 Asus P4S333-VM SiS650 Ext. PC2100 DDR SDRAM 700 Mo/s
P4-2.40A Gigabyte GA-8GE667 Pro i845GE Int. PC2700 DDR SDRAM 690 Mo/s
P4-1.70 ASRock PE Pro SiS645 PC2100 DDR SDRAM 690 Mo/s
P4-2.40A Asus P4S533-E SiS645DX PC2100 DDR SDRAM 680 Mo/s
P4-1.80A MSI 845E Max i845E PC2100 DDR SDRAM 660 Mo/s
P4-1.30 Dell Dimension 8100 i850 Dual PC600 RDRAM 650 Mo/s
P4-2.00A Shuttle AV40 P4X266 PC2100 DDR SDRAM 650 Mo/s
Celeron4-1.80 TriGem Imperial i845GL Int. PC2100 DDR SDRAM 650 Mo/s
Celeron4-2.00A Gigabyte GA-8PEMT4 i845PE PC2100 DDR SDRAM 640 Mo/s
AthlonXP 2000+ MSI KT3 Ultra-ARU KT333 PC2100 DDR SDRAM 590 Mo/s
AthlonXP 1800+ Abit AT7-MAX2 KT400 PC2100 DDR SDRAM 560 Mo/s
AthlonXP 2000+ Epox EP-8KHA+ KT266A PC2100 DDR SDRAM 510 Mo/s
AthlonXP 1800+ ECS K7S5A SiS735 PC2100 DDR SDRAM 510 Mo/s
Athlon-1.20 Abit KG7 AMD760 PC2100 DDR SDRAM 500 Mo/s
Celeron4-1.70 ECS P4S5A/DX+ SiS645DX PC133 SDRAM 490 Mo/s
Athlon-1.20 Asus A7M266 AMD760 PC2100 DDR SDRAM 470 Mo/s
AthlonXP 1500+ Asus A7V266 KT266 PC2100 DDR SDRAM 430 Mo/s
P4-1.60 Dell Dimension 4300 i845 PC133 SDRAM 350 Mo/s
AthlonXP 1700+ PCChips M810LR SiS730S Ext. PC133 SDRAM 350 Mo/s
AthlonXP 1700+ AOpen AK73A KT133A PC133 SDRAM 310 Mo/s
Athlon-600 Asus K7M AMD-750 PC100 SDRAM 300 Mo/s
PIII-600B Asus P2B i440BX PC133 SDRAM 260 Mo/s
PIII-866EB Asus CUSL2 i815E Ext. PC133 SDRAM 240 Mo/s
Duron-850 Gigabyte GA-7IXE4 AMD750 PC100 SDRAM 200 Mo/s
PIII-866EB ECS P6VAP-A+ ApolloPro133A PC133 SDRAM 190 Mo/s
Celeron2-900 MSI 815EP Pro i815EP PC100 SDRAM 180 Mo/s
PIII-866EB Intel CC820 i820 PC100 SDRAM 140 Mo/s
Celeron-466A IBM 628848U i810 Int. PC66 SDRAM 140 Mo/s
C3-800 VIA EPIA PLE133 PC133 SDRAM 130 Mo/s
PII-266 Intel DK440LX i440LX PC66 SDRAM 120 Mo/s
K6-III-450 Asus P5A ALADDiN5 PC100 SDRAM 120 Mo/s
K6-III-400 Epox EP-MVP3G-M MVP3 PC100 SDRAM 120 Mo/s
PentiumMMX-166 Asus TX97-E i430TX PC66 SDRAM 90 Mo/s
K6-2-450 Gigabyte GA-5AX ALADDiN5 PC100 SDRAM 80 Mo/s
PentiumPro-200 Intel AP440FX i440FX 66 MHz FPM RAM 80 Mo/s
C6-200 M Technology R525 i430FX 66 MHz EDO RAM 60 Mo/s
K6-266 Asus SP97-V SiS5598 Int. 66 MHz EDO RAM 40 Mo/s


--------[ Latence de la mémoire ]---------------------------------------------------------------------------------------

Athlon64 3500+ MSI K8N Neo2 Platinum nForce3-Ultra Dual PC3200 DDR 2-2-2-5 48.3 ns
Athlon64 3500+ Asus A8V Deluxe K8T800Pro Dual PC3200 DDR 2.5-3-3-7 58.8 ns
Athlon64 3000+ Asus K8V-F K8T800 PC3200 DDR SDRAM 3-3-3-8 59.9 ns
Athlon64 3800+ Gigabyte GA-K8NSNXP-939 nForce3-Ultra Dual PC2700 DDR 2-3-3-7 67.8 ns
Opteron 246 Iwill DK8N nForce3Pro-250 Dual PC3200R DDR 2.5-3-3-8 68.0 ns
P4-3.00HT Epox EP-4PCA3+ i875P + PAT Dual PC3200 DDR 2.5-3-3-8 78.9 ns
P4-2.60HT Asus P4P800 i865PE + PAT Dual PC3200 DDR 2.5-4-4-7 79.7 ns
Opteron 248 MSI K8T Master1-FAR K8T800 Dual PC2100R DDR 2-3-3-6 83.1 ns
P4-3.20E Abit AA8-DuraMAX i925X Dual DDR2-533 3-3-3-8 84.5 ns
P4-3.20E Epox EP-5EGA+ i915G Ext. Dual PC3200 DDR 2-2-2-5 86.7 ns
Xeon-2.80A Asus PC-DL Deluxe i875P + PAT Dual PC2700 DDR 2-3-3-5 94.9 ns
P4-3.00HT Intel D865PERL i865PE Dual PC3200 DDR 3-3-3-8 101.4 ns
AthlonXP 3100+ ASRock K7S8XE SiS748 PC3200 DDR SDRAM 2.5-3-3-5 102.2 ns
AthlonXP 2500+ Asus A7N8X-E Deluxe nForce2-U400 PC2700 DDR SDRAM 2.5-3-3-7 105.4 ns
P4-3.06HT MSI 848P Neo-S i848P PC2700 DDR SDRAM 2.5-3-3-7 115.1 ns
Cet ordinateur Unknown Dual PC3200 DDR 3-3-3-8 117.4 ns
P4-2.60HT Asus P4P800 i865PE Dual PC3200 DDR 2.5-4-4-7 117.8 ns
P4-3.20HT Gigabyte GA-8TRS350MT R9100ProIGP Int. Dual PC3200 DDR 3-3-3-8 125.2 ns
Celeron4-2.40A Gigabyte GA-8TRS350MT R9100ProIGP Int. Dual PC3200 DDR 3-3-3-8 169.2 ns
C3-800 VIA EPIA PLE133 PC133 SDRAM 3-3-3-6 178.5 ns
DuronXP-1.30 Asus A7V KT133 PC133 SDRAM 3-3-3-6 182.6 ns
K6-III-400 Epox EP-MVP3G-M MVP3 PC100 SDRAM 2-2-2-5 248.5 ns
PII-266 Intel DK440LX i440LX PC66 SDRAM 3-2-2-6 272.9 ns
K6-2-500 PCChips M577 MVP3 PC100 SDRAM 2-3-3-6 286.8 ns