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Rien n’est installé.","Tests matériels",[164],{"t":165,"v":166},"text","Ces tests matériels vérifient la souris, le clavier et l’écran que vous utilisez en ce moment, dans votre navigateur, et vous disent ce qu’ils ont trouvé.",[168,182,194,206,214],{"role":169,"section":170},"section",{"heading":171,"blocks":172},"Ce que ces tests vous disent",[173,178],{"type":174,"text":175},"paragraph",[176],{"t":165,"v":177},"Un test matériel PC regarde l’appareil que vous avez devant vous : si chaque touche et chaque bouton répondent, combien de fois par seconde votre écran dessine une nouvelle image et à quelle fréquence votre souris signale où elle est. Rien n’est installé, et rien sur votre appareil n’est envoyé nulle part.",{"type":174,"text":179},[180],{"t":165,"v":181},"Ils servent à vérifier vite avant une partie, quand une touche semble collée, ou quand vous hésitez entre deux écrans.",{"role":169,"section":183},{"heading":184,"blocks":185},"Ce qu’un navigateur voit et ne voit pas",[186,190],{"type":174,"text":187},[188],{"t":165,"v":189},"Un navigateur voit moins qu’un programme installé sur votre ordinateur. Il sait quand une touche est enfoncée ou un bouton cliqué, et il peut chronométrer les images que dessine votre écran, mais il ne peut pas regarder à l’intérieur de l’appareil. Si un test montre un problème, c’est une raison de regarder de plus près, pas un verdict final sur votre matériel.",{"type":174,"text":191},[192],{"t":165,"v":193},"Les résultats peuvent aussi varier un peu selon ce que fait d’autre votre ordinateur : essayez donc un test deux fois.",{"role":169,"section":195},{"heading":196,"blocks":197},"Avant de remplacer quoi que ce soit",[198,202],{"type":174,"text":199},[200],{"t":165,"v":201},"Si une touche semble ne pas marcher, essayez-la dans un autre programme et nettoyez d’abord autour. Si un écran paraît plus lent qu’il ne devrait, vérifiez les réglages d’affichage de votre système. Un test dans le navigateur est un premier coup d’œil rapide ; les outils du fabricant ou un réparateur peuvent vous en dire plus.",{"type":174,"text":203},[204],{"t":165,"v":205},"Gardez en tête que ces tests sont donnés à titre d’information seulement et ne garantissent pas le comportement de votre appareil.",{"role":169,"section":207},{"heading":208,"blocks":209},"Quand les utiliser",[210],{"type":174,"text":211},[212],{"t":165,"v":213},"Un test clavier souris s’utilise de préférence à bon escient : quand une souris semble cliquer deux fois, quand le pointeur saute, quand les jeux sont moins fluides qu’ils ne devraient, ou quand vous comparez deux claviers. Fermez d’abord les autres onglets et programmes, rechargez un appareil sans fil, et lancez le test deux fois avant de conclure. Ces tests périphériques en ligne gratuit n’ont besoin d’aucun compte.",{"role":169,"section":215},{"heading":216,"blocks":217},"Ce que disent les études",[218],{"type":174,"text":219},[220,222,225,227,229,231,235,237,240,242,245,247,251,253,257],{"t":165,"v":221},"Votre appareil ajoute son propre retard à chaque test chronométré. Quand des chercheurs ont appuyé avec un robot sur des ordinateurs portables et des téléphones ordinaires, les navigateurs ont enregistré les appuis plus lents qu’ils ne l’étaient de ",{"t":223,"v":224},"num","57,6",{"t":165,"v":226}," ms à ",{"t":223,"v":228},"132,9",{"t":165,"v":230}," ms en moyenne, selon l’appareil et le navigateur",{"t":232,"id":233,"n":234},"cite","pronk-2020",1,{"t":165,"v":236},". Une étude de joueurs d’esport a montré qu’un retard plus faible les aidait plus qu’une fréquence d’image plus élevée seule",{"t":232,"id":238,"n":239},"spjut-2019",2,{"t":165,"v":241},". Les articles ",{"t":243,"v":244,"to":145,"key":144},"link","Le saviez-vous",{"t":165,"v":246}," sur ",{"t":243,"v":248,"to":249,"key":250},"le retard de saisie","\u002Ffr\u002Ffaits\u002Finput-lag","facts-input-lag",{"t":165,"v":252}," et sur ",{"t":243,"v":254,"to":255,"key":256},"la façon dont on mesure le temps de réaction","\u002Ffr\u002Ffaits\u002Fmesure-du-temps-de-reaction","facts-reaction-time-measured",{"t":165,"v":258}," donnent les détails.",[260,263,268,271],{"key":28,"path":29,"title":261,"description":262},"Test clic souris","Test clic souris gratuit : comptez vos clics par seconde, appuyez sur la barre d’espace au plus vite ou tenez un compte. Résultats dans votre navigateur.",{"key":264,"path":265,"title":266,"description":267},"guide-test-accuracy","\u002Ffr\u002Fguides\u002Ffiabilite-test-de-personnalite","Fiabilité test de personnalité et tests en ligne","Fiabilité test de personnalité et tests en ligne : comment un navigateur chronomètre, ce qu’ajoutent écran et souris, et ce que vaut un questionnaire.",{"key":49,"path":50,"title":269,"description":270},"Test de frappe en ligne","Test de frappe en ligne gratuit : votre vitesse en mots par minute et vos fautes. Vos résultats restent dans votre navigateur, sans inscription.",{"key":250,"path":249,"title":272,"description":273},"Input lag : c’est quoi, ce délai entre votre geste et l’écran ?","L’input lag expliqué : ce qu’un écran 144 Hz, une souris rapide et votre navigateur ajoutent à une réaction, ce qu’a trouvé la recherche en esport.",[275,279],{"key":276,"path":277,"name":278},"home","\u002Ffr","Tests en ligne gratuits : que voulez-vous tester ?",{"key":85,"path":86,"name":162},[281,294],{"n":234,"id":233,"kind":282,"authors":283,"year":284,"title":285,"venue":286,"doi":287,"url":288,"population":289,"notes":290},"source","Pronk, T., Wiers, R. W., Molenkamp, B., & Murre, J.",2020,"Mental chronometry in the pocket? Timing accuracy of web applications on touchscreen and keyboard devices","Behavior Research Methods, 52(3), 1371–1382","10.3758\u002Fs13428-019-01321-2","https:\u002F\u002Fpmc.ncbi.nlm.nih.gov\u002Farticles\u002FPMC7280355\u002F","Four devices from 2015 and 2016: a MacBook Pro, an ASUS laptop, a Samsung Galaxy S7 and an iPhone 6S, pressed by a robot",[291],{"date":158,"url":292,"quote":293},"https:\u002F\u002Fwww.ebi.ac.uk\u002Feuropepmc\u002Fwebservices\u002Frest\u002FPMC7280355\u002FfullTextXML","Abstract: \"In controlled circumstances, as can be realized in a lab setting, very accurate stimulus timing and moderately accurate RT measurements could be achieved on both touchscreen and keyboard devices, though RTs were consistently overestimated.\" Table 4 \"Descriptives of RT overestimations (in milliseconds) per device and browser\" (OS, Web Browser, Minimum, Maximum, Mean, SD): \"Android Chrome 46.0 103.5 69.8 7.4\", \"iOS Safari 48.3 96.3 57.6 6.5\", \"MacOS Safari 93.0 163.7 132.9 8.1\", \"Windows Chrome 64.7 70.6 68.5 1.7\", \"Windows Firefox 49.8 84.9 61.9 5.7\".",{"n":239,"id":238,"kind":282,"authors":295,"year":296,"title":297,"venue":298,"doi":299,"url":300,"population":301,"notes":302},"Spjut, J., Boudaoud, B., Binaee, K., Kim, J., Majercik, A., McGuire, M., Luebke, D., & Kim, J.",2019,"Latency of 30 ms benefits first person targeting tasks more than refresh rate above 60 Hz","SIGGRAPH Asia 2019 Technical Briefs","10.1145\u002F3355088.3365170","https:\u002F\u002Fresearch.nvidia.com\u002Fpublication\u002F2019-11_Latency-of-30","Eight skilled esports players aged 27 to 36",[303],{"date":158,"url":304,"quote":305},"https:\u002F\u002Fresearch.nvidia.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fpubs\u002F2019-11_Latency-of-30\u002FFPS_Tasks_sa2019_AuthorVersion.pdf","Title: \"Latency of 30 ms Benefits First Person Targeting Tasks More Than Refresh Rate Above 60 Hz\". Abstract: \"we isolate latency and refresh rate by artificially increasing latency when operating at high refresh rates. Eight skilled esports athletes then perform gaming-inspired first person targeting tasks under varying conditions of refresh rate and latency\" \"We show that reduced latency has a clear benefit in task completion time while increased refresh rate has relatively minor effects on performance when the inherent latency reduction present at high refresh rates is removed.\" \"Subjects. Eight subjects (aged 27-36)\" \"The selected refresh rates were: 60 Hz (today's baseline), 120 Hz (today's gamer), 240 Hz (gaming enthusiast) and 360 Hz (experimental).\" Table 1, click to photon latency at 60 Hz: \"22 (6.0) 55 (5.9) 88 (5.8)\". Figure 1: \"For the 1-hit tasks, latency has a significant effect on task completion times while the effect of refresh rate is not statistically significant.\"","Pour aller plus loin",{"keyboard-test":308,"mouse-test":309,"polling-rate":310,"refresh-rate":311,"double-click":312},"Appuyez sur vos touches et voyez lesquelles marchent.","Vérifiez chaque bouton et la molette de votre souris.","Découvrez à quelle fréquence votre souris signale sa position.","Découvrez combien d’images par seconde affiche votre écran.","Vérifiez si un seul appui sur le bouton de votre souris compte parfois deux fois.",[314,317,320,325,328],{"key":89,"path":90,"title":315,"description":316},"Test clavier","Test clavier gratuit : appuyez sur chaque touche et voyez-la s’allumer, le nombre de touches tenues ensemble et les rebonds. Sans compte, rien d’envoyé.",{"key":92,"path":93,"title":318,"description":319},"Test souris","Test souris gratuit : appuyez sur chaque bouton, tournez la molette et faites un double clic pour voir ce qui marche et les rebonds. Rien n’est envoyé.",{"key":321,"path":322,"title":323,"description":324},"double-click","\u002Ffr\u002Ftest-souris\u002Fdouble-clic","Test double clic","Test double clic gratuit : cliquez et voyez si un appui compte parfois deux fois, et à quelle vitesse deux clics se suivent. Rien n’est envoyé.",{"key":95,"path":96,"title":326,"description":327},"Test polling rate","Test polling rate gratuit : bougez la souris deux secondes et voyez combien de positions elle envoie par seconde. Sans compte, rien ne quitte l’appareil.",{"key":98,"path":99,"title":329,"description":330},"Test Hz écran","Test Hz écran gratuit : voyez combien d’images votre écran dessine chaque seconde, et si certaines sont arrivées en retard. Quelques secondes, sans compte.","Sources",[333],{"section":83,"hub":86,"cards":334},[335,337,339,341],{"key":89,"test":89,"path":90,"title":315,"line":308,"minutes":234,"devices":336},{"mouse":21,"touch":21,"keyboard":14},{"key":92,"test":92,"path":93,"title":318,"line":309,"minutes":234,"devices":338},{"mouse":14,"touch":21,"keyboard":21},{"key":95,"test":95,"path":96,"title":326,"line":310,"minutes":234,"devices":340},{"mouse":14,"touch":21,"keyboard":21},{"key":98,"test":98,"path":99,"title":329,"line":311,"minutes":234,"devices":342},{"mouse":14,"touch":14,"keyboard":14},1791315142595]