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(Ultra Port Architecture) A high-speed interconnect between the CPU and memory from Sun. It uses a packet-switched crossbar architecture that can transfer more than 100 MBytes/sec.
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The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



a river in Tula Oblast, RSFSR; a right tributary of the Oka River of the Volga River basin. The Upa is 345 km long and drains an area of 9,510 sq km. Its course is located within the Central Russian Upland. The river describes large loops and is fed primarily by snow. High water is from late March to early May. The mean flow rate 89 km from the mouth is 40.2 cu m per sec. The Upa freezes over in late November or December (sometimes in January), and the ice breaks up in late March or April. The river is a water supply source. The cities of Sovetsk and Tula are located on the Upa. A reservoir near Sovetsk has an area of 5.7 sq km.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
Another poll conducted by 'Jan Ki Baat' for Republic TV has placed the BJP and its allies in the lead with 287 seats, while the Congress and other UPA allies are projected to bag 128 seats.
Most patients (60%-80%) had their bleeding controlled on either dose of UPA, compared with fewer than 10% of women taking placebo.
Responding positively to UPA's demands, PEMRA had urged private TV channels to abide by its rules in letter and spirit.
When I was engaged in research on nationalism in Northern Angola, I encountered over a hundred pamphlets in the PIDE archives, the great majority stemming from the UPA; a few were written by the smaller PDA (Partido Democratico de Angola, the party that joined with the UPA in 1962 to form the FNLA) or by ALIAZO (Alliance des Ressortissants de Zombo).
The UPA's critics long claimed that unsustainably low, state-dictated passenger fares and freight charges for rail services -- which could not cover the cost of maintenance to ensure the safety of trains and tracks, much less enable expansion and improvement of service -- reflected the government's inability to make tough decisions.
The PM made the statement despite knowing the fact that UPA would not have the required numbers if SP decides not to give outside support.
"The UPA is fully united on any decision of the Speaker and the Government...all constituents are firmly behind the Government," Kamal Nath said after the meeting.
Uddhav also asked Nationalist Congress Party (NCP) chief and federal Agriculture Minister Sharad Pawar and Samajwadi Party president Mulayam Singh Yadav to withdraw their parties' support from the UPA government.
UPA underwent a robust due diligence process during an 18-month selection period to meet the rigorous security, safety and operational standards required for an initiative of this scope and scale.