В labarin lokacin da muka yi magana game da sabon sabis ɗinmu tare da katin bidiyo, ba mu taɓa wasu abubuwa masu ban sha'awa ba na yin amfani da sabobin kama-da-wane tare da adaftar bidiyo. Lokaci yayi da za a ƙara ƙarin gwaji.
Don amfani da adaftar bidiyo na zahiri a cikin mahallin kama-da-wane, mun zaɓi fasahar RemoteFX vGPU, wacce ke samun goyan bayan Microsoft hypervisor. A wannan yanayin, mai watsa shiri dole ne ya sami na'urori masu sarrafawa waɗanda ke goyan bayan SLAT (EPT daga Intel ko NPT/RVI daga AMD), da kuma katunan bidiyo waɗanda suka dace da buƙatun masu ƙirƙirar Hyper-V. Babu wani hali da ya kamata ka kwatanta wannan bayani tare da adaftan tebur a cikin injunan jiki, wanda yawanci yana nuna mafi kyawun aiki yayin aiki tare da zane-zane. A cikin gwajin mu, vGPU za ta yi gasa tare da na'ura mai sarrafa na'ura mai mahimmanci na uwar garken kama-da-wane - mai ma'ana don ayyukan kwamfuta. Lura kuma cewa ban da RemoteFX, akwai wasu fasahohi masu kama da juna, misali NVIDIA Virtual GPU - yana ba ku damar canja wurin umarnin hoto daga kowane injin kama-da-wane kai tsaye zuwa adaftar ba tare da fassara su zuwa hypervisor ba.
Gwaje-gwaje
Gwaje-gwajen sun yi amfani da na'ura mai nau'in ƙididdiga 4 a 3,4 GHz, 16 GB na RAM, 100 GB solid-state drive (SSD) da kuma adaftar bidiyo mai kama da 512 MB na ƙwaƙwalwar bidiyo. Sabar ta zahiri tana sanye da ƙwararrun katunan bidiyo na NVIDIA Quadro P4000, kuma tsarin baƙo yana gudana Windows Server 2016 Standard (64-bit) tare da daidaitaccen direban bidiyo na Microsoft Remote FX.
▍GeekBench 5
Da farko da sigar yanzu na mai amfani , wanda ke ba ku damar auna aikin tsarin don aikace-aikacen OpenCL.
Mun yi amfani da wannan ma'auni a cikin labarin da ya gabata kuma kawai ya tabbatar da bayyane - vGPU ɗinmu ya fi rauni fiye da manyan katunan bidiyo na tebur don magance ayyukan "zane-zane".
▍GPU Caps Viewer 1.43.0.0
Kamfanin ne ya kirkira Ba za a iya kiran mai amfani da maƙasudi ba. Ba ya ƙunshi gwaje-gwajen aiki, amma yana ba ku damar samun bayanai game da kayan aikin hardware da software da aka yi amfani da su. Anan zaku iya ganin cewa injin ɗin mu na vGPU yana tallafawa OpenCL 1.1 kawai kuma baya goyan bayan CUDA, duk da adaftar bidiyo ta NVIDIA Quadro P4000 da aka shigar a cikin sabar ta zahiri.
▍FAHBench 2.3.1
daga aikin sarrafa kwamfuta da aka rarraba an sadaukar da shi don magance matsala ta musamman na ƙirar kwamfuta na nadewa na ƙwayoyin furotin. Wannan ya zama dole don nazarin abubuwan da ke haifar da cututtukan cututtukan da ke da alaƙa da sunadaran da ba su da lahani - cututtukan Alzheimer da cututtukan Parkinson, cututtukan saniya na hauka, sclerosis da yawa, da sauransu. Amfani ba zai iya yin cikakken kimanta ƙarfin lissafin adaftar bidiyo ba, amma yana ba ku damar kwatanta aikin CPU da vGPU a cikin hadadden lissafi.
Ayyukan ƙididdiga akan vGPUs ta amfani da OpenCL, wanda aka auna ta amfani da FAHBench, ya zama kusan sau 6 (don hanyar ƙirar ƙira - kusan sau 10) sama da alamomi iri ɗaya don isasshe mai ƙarfi na tsakiya.
A ƙasa muna gabatar da sakamakon ƙididdiga tare da madaidaicin sau biyu.
▍SiSoftware Sandra 20/20
Wani fakitin duniya don bincike da gwada kwamfutoci. Yana ba ku damar yin nazarin kayan aiki da tsarin software na uwar garken daki-daki kuma ya ƙunshi adadi mai yawa na alamomi daban-daban. Baya ga lissafin CPU, Sandra 20/20 yana goyan bayan OpenCL, DirectCompute da CUDA. Da farko muna sha'awar waɗanda aka haɗa a cikin sigar kyauta Ƙididdigar maƙasudi na gaba ɗaya (GPGPU) ta amfani da kayan haɓaka kayan aiki.
yayi kyau sosai, kodayake sun ɗan yi ƙasa da yadda ake tsammani don adaftar bidiyo na NVIDIA Quadro P4000. Matsakaicin girman kai na iya yin tasiri.
Sandra 20/20 yana da irin wannan saitin alamomin CPU. Bari mu kaddamar da su zuwa tare da vGPU kwamfuta.
Abubuwan fa'idodin adaftar bidiyo suna bayyane a sarari, amma saitin fakitin gwajin gabaɗaya ba daidai ba ne, kuma a cikin sakamakon ba za ku iya ganin alamomi tare da cikakken matakin da ake buƙata ba. Mun yanke shawarar gudanar da gwaje-gwaje daban-daban. Da farko Kololuwar aikin vGPU ta amfani da saitin lissafin lissafi mai sauƙi ta amfani da OpenCL. da gaske yayi kama da gwajin multimedia na Sandra (ba lissafi ba!) gwajin CPU. Don kwatanta, bari mu sanya kan zane iri ɗaya Gwajin multimedia na VPS CPU. Ko da CPU mai nau'in sarrafawa guda huɗu yana da hankali ƙasa da vGPU.
Mu ci gaba daga gwaje-gwajen roba zuwa abubuwa masu amfani. Gwajin ƙirƙira ya taimaka mana ƙayyadaddun saurin ɓoye bayanan da yankewa. Ga kwatancen sakamako ga и Hakanan ya nuna fa'idar fa'ida ta hanzari.
Wani yanki na aikace-aikacen vGPU shine nazarin kuɗi. Irin waɗannan ƙididdigar suna da sauƙin daidaitawa, amma don yin su kuna buƙatar adaftar bidiyo wanda ke goyan bayan ƙididdige ƙididdiga biyu. Kuma sake sakamakon yana magana da kansu: mai iko sosai yayi hasarar kai tsaye .
Jarabawar ƙarshe da muka yi ita ce lissafin kimiyya tare da ingantaccen inganci. yayi kyau kuma tare da haɓaka matrix, saurin Saurin Fourier da sauran matsaloli iri ɗaya.
binciken
vGPUs ba su dace sosai don gudanar da masu gyara hoto ba, da ma'anar 3D da aikace-aikacen sarrafa bidiyo. Adafta don tsarin tebur suna jure wa zane-zane da kyau sosai, amma kama-da-wane na iya yin lissafin layi ɗaya cikin sauri fiye da CPU. Don wannan dole ne mu gode wa RAM mai fa'ida da adadi mafi girma na ƙirar ƙididdiga-ma'ana. Tari da sarrafa bayanai daga na'urori masu auna firikwensin daban-daban, ƙididdige ƙididdiga don aikace-aikacen kasuwanci, ƙididdigar kimiyya da injiniyanci, nazarin zirga-zirga da caji, aiki tare da tsarin ciniki - akwai ayyuka da yawa na ƙididdigewa waɗanda GPUs ke da makawa. Tabbas, kuna iya haɗa irin wannan uwar garken a gida ko a ofis, amma za ku biya kuɗin da aka tsara don siyan kayan masarufi da software masu lasisi. Baya ga kuɗaɗen kuɗi, akwai kuma farashin aiki don kulawa, gami da kuɗin wutar lantarki. Akwai raguwa - kayan aiki sun ƙare a kan lokaci, kuma ya zama mara amfani har ma da sauri. Sabis na zahiri ba su da waɗannan lahani: ana iya ƙirƙira su yadda ake buƙata kuma a share su lokacin da buƙatar ikon sarrafa kwamfuta ta ɓace. Biyan kuɗi don albarkatu kawai lokacin da kuke buƙatar su koyaushe yana da fa'ida.
source: www.habr.com