[1] He tied for 1st–6th places with Reiner Odendahl, Erwin l'Ami, Daniël Stellwagen, Susanto Megaranto and Friso Nijboer at HZ Open in 2005.

[5] In 2010, Iordachescu tied for 1st–8th with Sergey Volkov, Hrant Melkumyan, Eduardo Iturrizaga, Gadir Guseinov, David Arutinian, Aleksej Aleksandrov and Tornike Sanikidze in the 12th Dubai Open.

[6] The next year, he took part in the FIDE World Cup, where he was eliminated in the first round by Sébastien Feller.

[7] In 2012 Iordachescu won the Nakhchivan Open edging out Sergei Zhigalko and Eltaj Safarli on tiebreak score.

At the age of 6, his neighbor Alexandr Șoșev taught him the rules of the game of chess, which eventually became his career.

At the age of 15, Iordachescu began training under renowned coach, theoretician, and pedagogue Veaceslav Cebanenco, known as "the Patriarch of Moldovan chess".

During his chess career, Iordachescu represented the Republic of Moldova in numerous tournaments, Olympics, European and World Championships.

After the successes achieved in Dresden 1996, Șeki 1998 and Călimănești 1999, he was awarded the title of Chess Grandmaster.

In 2000 he participated in the Minsk Zonal tournament with other strong players from Moldova, Belarus, and Azerbaijan, ranking second and qualifying for the World Championship.

At the knockout World Championship in New Delhi 2000, Iordachescu defeated Italian Michele Godena, but lost in tiebreaks in the second round to Sergei Movsesian.

Iordachescu is a multiple-time Champion of the Republic of Moldova and an active member of their Olympic team.

Iordachescu knows several European languages (Romanian, Russian, English, French and Italian) and practices sports journalism.

· Shamkir Gashimov Memorial 2014 (English) · Khanty–Mansiysk Grand Prix 2014 (English) · Cap Aurora Open 2014 (Romanian) · Shamkir Gashimov Memorial 2015 (Russian) · Abu Dhabi Festival 2016, 2017, 2018, 2019 (English) · AIMAG, Turkmenistan, 2017 (English and Russian) · Sharjah Masters 2018, 2019 (English) · New in Chess (Netherlands, 2000) · Chess Informant (Serbia, 1995- 2012) According to the decree of October 15, 2021, signed by the President of the Republic of Moldova Maia Sandu, Iordachescu was decorated with the "Order of the Republic" "As a sign of high appreciation of special merits to the state, for substantial contribution in the world, for remarkable professional successes, for civic initiative and active participation in advancing reforms, as well as on the occasion of the XXXth anniversary of the proclamation of the independence of the Republic of Moldova ... ”[13] In 2019, Iordachescu was named "The Chess Player of the Year" by Moldova.