| Round 4 on 2004/10/06 at 15.00 |
| Bo. | 5 | Tomsk 400 | Rtg | - | 1 | NAO Chess Club | Rtg | 1 : 5 |
| 1 | GM | Khalifman Alexander | 2669 | - | GM | Adams Michael | 2740 | ½ - ½ |
| 2 | GM | Smirnov Pavel | 2626 | - | GM | Grischuk Alexander | 2704 | 0 - 1 |
| 3 | GM | Jakovenko Dmitry | 2596 | - | GM | Vallejo Pons Francisco | 2678 | 0 - 1 |
| 4 | GM | Inarkiev Ernesto | 2604 | - | GM | Lautier Joel | 2682 | ½ - ½ |
| 5 | GM | Bocharov Dmitry | 2574 | - | GM | Radjabov Teimour | 2663 | 0 - 1 |
| 6 | GM | Belozerov Andrei | 2548 | - | GM | Fressinet Laurent | 2640 | 0 - 1 |
| Bo. | 4 | Polonia Plus GSM Warszawa | Rtg | - | 7 | Beer Sheva Chess Club | Rtg | 3 : 3 |
| 1 | GM | Ivanchuk Vassily | 2705 | - | GM | Huzman Alexander | 2581 | ½ - ½ |
| 2 | GM | Gelfand Boris | 2693 | - | GM | Dvoirys Semen I | 2615 | ½ - ½ |
| 3 | GM | Krasenkow Michal | 2676 | - | GM | Avrukh Boris | 2614 | ½ - ½ |
| 4 | GM | Macieja Bartlomiej | 2613 | - | GM | Roiz Michael | 2560 | ½ - ½ |
| 5 | GM | Socko Bartosz | 2570 | - | GM | Greenfeld Alon | 2547 | ½ - ½ |
| 6 | GM | Markowski Tomasz | 2567 | - | GM | Golod Vitali | 2554 | ½ - ½ |
| Bo. | 13 | Vesnianka Minsk | Rtg | - | 2 | Max Ven Ekaterinburg | Rtg | 2½:3½ |
| 1 | GM | Azarov Sergei | 2556 | - | GM | Kasparov Garry | 2813 | ½ - ½ |
| 2 | IM | Zhigalko Andrey | 2515 | - | GM | Vaganian Rafael A | 2640 | ½ - ½ |
| 3 | FM | Zhigalko Sergei | 2473 | - | GM | Sakaev Konstantin | 2669 | ½ - ½ |
| 4 | | Maljush Andrej | 2416 | - | GM | Beliavsky Alexander G | 2660 | 0 - 1 |
| 5 | IM | Tihonov Jurij | 2455 | - | GM | Motylev Alexander | 2651 | ½ - ½ |
| 6 | | Ginzburg Mikhail | 2346 | - | GM | Rustemov Alexander | 2602 | ½ - ½ |
| Bo. | 3 | Bosna Sarajevo | Rtg | - | 17 | Eczacibasi Sport Club | Rtg | 5½: ½ |
| 1 | GM | Shirov Alexei | 2726 | - | GM | Mamedyarov Shakhriyar | 2660 | ½ - ½ |
| 2 | GM | Short Nigel D | 2687 | - | IM | Haznedaroglu Kivanc | 2394 | 1 - 0 |
| 3 | GM | Sokolov Ivan | 2663 | - | IM | Erdogdu Mert | 2393 | 1 - 0 |
| 4 | GM | Bologan Viktor | 2669 | - | WGM | Mamedjarova Zeinab | 2349 | 1 - 0 |
| 5 | GM | Movsesian Sergei | 2629 | - | FM | Gurcan Selim | 2290 | 1 - 0 |
| 6 | GM | Kozul Zdenko | 2640 | - | | Yeke Serkan | 2261 | 1 - 0 |
| Bo. | 22 | Limhamns SK Malmö | Rtg | - | 6 | Ladya Kazan | Rtg | 1 : 5 |
| 1 | GM | Brynell Stellan | 2473 | - | GM | Rublevsky Sergei | 2649 | ½ - ½ |
| 2 | IM | Ahlander Bjorn | 2411 | - | GM | Timofeev Artyom | 2611 | ½ - ½ |
| 3 | | Eriksson Magnus | 2333 | - | GM | Filippov Valerij | 2632 | 0 - 1 |
| 4 | | Schneider Stefan | 2319 | - | IM | Iljin Artem | 2522 | 0 - 1 |
| 5 | | Berntsen Peter | 2270 | - | GM | Hasangatin Ramil | 2474 | 0 - 1 |
| 6 | | Holst Conny | 2163 | - | GM | Kharlov Andrei | 2613 | 0 - 1 |
| Bo. | 8 | Zalaegerszeg Csuti Hydrocomp | Rtg | - | 14 | SK Zeljeznicar Sarajevo | Rtg | 4½:1½ |
| 1 | GM | Sax Gyula | 2560 | - | GM | Kurajica Bojan | 2541 | ½ - ½ |
| 2 | GM | Stohl Igor | 2561 | - | GM | Dizdarevic Emir | 2538 | ½ - ½ |
| 3 | GM | Horvath Adam | 2532 | - | GM | Vukic Milan | 2474 | 1 - 0 |
| 4 | GM | Horvath Csaba | 2565 | - | IM | Nurkic Sahbaz | 2385 | ½ - ½ |
| 5 | GM | Horvath Jozsef | 2508 | - | IM | Basagic Zlatko | 2372 | 1 - 0 |
| 6 | GM | Groszpeter Attila | 2514 | - | | Hodzic Nihad | 2259 | 1 - 0 |
| Bo. | 9 | C.E.M.C. Monaco | Rtg | - | 16 | NTN Tbilisi | Rtg | 5 : 1 |
| 1 | GM | Dorfman Josif D | 2596 | - | GM | Bagaturov Giorgi | 2451 | ½ - ½ |
| 2 | GM | Renet Olivier | 2507 | - | IM | Shanava Konstantine | 2456 | 1 - 0 |
| 3 | GM | Miralles Gilles | 2474 | - | | Aroshidze Levan | 2411 | ½ - ½ |
| 4 | GM | Rotstein Arkadij | 2525 | - | | Morchiashvili Bachana | 2350 | 1 - 0 |
| 5 | GM | Marciano David | 2512 | - | FM | Sanikidze Tornike | 2364 | 1 - 0 |
| 6 | GM | Efimov Igor | 2459 | - | FM | Margvelashvili Giorgi | 2349 | 1 - 0 |
| Bo. | 15 | Admiral Sparkasse Fürstenfeld | Rtg | - | 12 | Tiendas UPI | Rtg | 2 : 4 |
| 1 | GM | Pinter Jozsef | 2512 | - | GM | Naiditsch Arkadij | 2611 | ½ - ½ |
| 2 | GM | Balogh Csaba | 2527 | - | GM | Campora Daniel H | 2549 | ½ - ½ |
| 3 | IM | Baumegger Siegfried | 2413 | - | IM | Fernandez Romero Ernesto | 2471 | 0 - 1 |
| 4 | IM | Freitag Manfred | 2395 | - | IM | Rodriguez Guerrero Enrique | 2433 | 0 - 1 |
| 5 | FM | Kuba Guenter | 2372 | - | IM | Candela Perez Jose | 2426 | 0 - 1 |
| 6 | FM | Postl Anton | 2277 | - | IM | Teran Alvarez Ismael | 2431 | 1 - 0 |
| Bo. | 18 | Club Ajedrez Valencia | Rtg | - | 10 | Chess Club Alkaloid Skopje | Rtg | 1½:4½ |
| 1 | IM | Arizmendi Martinez Julen L | 2531 | - | GM | Georgiev Kiril | 2625 | 0 - 1 |
| 2 | IM | Llobel Cortell Enrique | 2409 | - | GM | Nedev Trajce | 2528 | ½ - ½ |
| 3 | IM | Granero Roca Antonio | 2345 | - | GM | Stanojoski Zvonko | 2506 | ½ - ½ |
| 4 | | Torres Sanchez Jose | 2278 | - | IM | Stojanovski Dejan | 2452 | ½ - ½ |
| 5 | | Fernandez Gil Marco Antonio | 2261 | - | GM | Jacimovic Dragoljub | 2445 | 0 - 1 |
| 6 | | Andres Julia Vicente Ramon | 2065 | - | GM | Bogdanovski Vlatko | 2443 | 0 - 1 |
| Bo. | 28 | Marmaris Belediyesi Sport Club | Rtg | - | 27 | SK 1968 Aarhus | Rtg | 4 : 2 |
| 1 | | Ghane Shojaat | 2376 | - | FM | Matthiesen Arne | 2344 | 1 - 0 |
| 2 | | Reyhan Dogan | 2206 | - | | Matthiesen Martin | 2311 | ½ - ½ |
| 3 | | Esen Baris | 2279 | - | | Lindfeldt Jan Magnus | 2287 | ½ - ½ |
| 4 | | Dogantug Ismail | 2175 | - | | Mortensen John | 2138 | ½ - ½ |
| 5 | | Meric Tuncay | 2112 | - | | Harholm Jes | 2213 | 1 - 0 |
| 6 | FM | Ulker Ates | 2180 | - | | Cordes Steffen | 2156 | ½ - ½ |
| Bo. | 11 | KSK 47 Eynatten | Rtg | - | 24 | C.E. Dudelange | Rtg | 3½:2½ |
| 1 | GM | Goloshchapov Alexander | 2566 | - | IM | Wirig Anthony | 2408 | 1 - 0 |
| 2 | GM | Golubev Mihail | 2520 | - | IM | Berend Fred | 2378 | ½ - ½ |
| 3 | IM | Baramidze David | 2543 | - | FM | Niklasch Oliver | 2357 | ½ - ½ |
| 4 | IM | Schebler Gerhard | 2496 | - | | Hisler Thomas | 2183 | ½ - ½ |
| 5 | FM | Gulbas Cemil | 2444 | - | | Schartz Alain | 2123 | 0 - 1 |
| 6 | IM | Coenen Norbert | 2389 | - | | Ackermann Robert | 0 | 1 - 0 |
| Bo. | 19 | Matinkylän Shakkikerho | Rtg | - | 26 | Oslo Schakselskap | Rtg | 2½:3½ |
| 1 | FM | Maki-Uuro Miikka | 2390 | - | GM | Johannessen Leif Erlend | 2519 | ½ - ½ |
| 2 | IM | Agopov Mikael | 2393 | - | FM | Heim Sverre | 2341 | ½ - ½ |
| 3 | FM | Kekki Petri | 2378 | - | FM | Trygstad Kristian | 2283 | 0 - 1 |
| 4 | FM | Pulkkinen Kari | 2319 | - | | Osttveit Martin | 2089 | 1 - 0 |
| 5 | | Tolonen Mikko | 2250 | - | | Stubberud Ornulf | 2028 | ½ - ½ |
| 6 | | Nieminen Kari | 2180 | - | | Gvein Kenneth | 2124 | 0 - 1 |
| Bo. | 36 | Minatori Mitrovice | Rtg | - | 20 | Rochade Eupen | Rtg | 0 : 6 |
| 1 | FM | Fejzullahu Afrim | 2302 | - | GM | Glek Igor V | 2580 | 0 - 1 |
| 2 | | Jashar Klisurica | 0 | - | IM | Feygin Michail | 2481 | 0 - 1 |
| 3 | | Idrizaj Abedin | 2221 | - | FM | Meessen Rudolf | 2271 | 0 - 1 |
| 4 | | Nysret Avidu | 0 | - | FM | Ahn Martin | 2298 | 0 - 1 |
| 5 | | Hasani Ali | 0 | - | | Petzold Klaus | 2261 | 0 - 1 |
| 6 | | Hoxha Murat | 0 | - | | Duesterwald Marc | 2221 | 0 - 1 |
| Bo. | 23 | Shakkikerho Gaia | Rtg | - | 21 | Hellir Chess Club | Rtg | 1½:4½ |
| 1 | GM | Yrjola Jouni | 2414 | - | IM | Kristjansson Stefan | 2444 | ½ - ½ |
| 2 | GM | Westerinen Heikki M J | 2362 | - | FM | Thorfinnsson Bjorn | 2338 | 0 - 1 |
| 3 | IM | Nouro Mikael | 2361 | - | FM | Bjornsson Sigurbjorn | 2339 | 0 - 1 |
| 4 | FM | Ristoja Jan | 2317 | - | FM | Johannesson Ingvar Thor | 2310 | 1 - 0 |
| 5 | | Ristoja Thomas W | 2230 | - | FM | Sigfusson Sigurdur | 2288 | 0 - 1 |
| 6 | | Salminen Jussi | 1981 | - | FM | Gretarsson Andri A | 2335 | 0 - 1 |
| Bo. | 35 | Dublin Chess Club | Rtg | - | 29 | Istanbul Teknik Üniversitesi SK | Rtg | 0 : 6 |
| 1 | | Schacher Gerd | 2246 | - | IM | Atakisi Umut | 2304 | 0 - 1 |
| 2 | | O"Connor Jonathan | 2190 | - | FM | Erdogan Hakan | 2220 | 0 - 1 |
| 3 | | Mendelson Andrew | 2075 | - | | Citak Selim | 2212 | 0 - 1 |
| 4 | | Schmidt Martin | 0 | - | | Bolcan Engin | 2026 | 0 - 1 |
| 5 | | O"Connor Eddie | 0 | - | | Gur Erdal Eren | 2070 | 0 - 1 |
| 6 | | Egan Colm | 0 | - | FM | Ataman Alper | 2189 | 0 - 1 |
| Bo. | 33 | Klubi Shahut Prishtina | Rtg | - | 25 | TED Ankara Chess Team | Rtg | 2½:3½ |
| 1 | IM | Sadiku Bedri | 2295 | - | IM | Arduman Can | 2308 | 0 - 1 |
| 2 | | Bujupi Bajram | 2224 | - | FM | Olcayoz Alper | 2287 | ½ - ½ |
| 3 | | Murtez Hondozi | 2352 | - | | Tofan Ibrahim | 2204 | ½ - ½ |
| 4 | | Makoli Perparim | 2204 | - | FM | Ipek Ali | 2213 | 0 - 1 |
| 5 | | Sahitaj Naim | 0 | - | | Goksel Doga Cihan | 2176 | 1 - 0 |
| 6 | | Bahtiri Sabri | 0 | - | | Akman Ozgur | 1999 | ½ - ½ |
| Bo. | 34 | Nidum Liberals Chess Club | Rtg | - | 32 | Egrisi Senaki | Rtg | ½ :5½ |
| 1 | | Fish Andrew | 2106 | - | IM | Kashashvili Alexandre | 2305 | 0 - 1 |
| 2 | | Cast Abigail | 2082 | - | | Tkebuchava Gocha | 2343 | 0 - 1 |
| 3 | | Saunders R | 2153 | - | | Shurgulaia Giorgi | 2134 | 0 - 1 |
| 4 | | Sinnett Glyn | 0 | - | | Kilasonia Levan | 0 | 0 - 1 |
| 5 | | Bennett Allan | 0 | - | | Kozdzakhia Giorgi | 0 | ½ - ½ |
| 6 | | Cast Jason | 0 | - | | Zarkua Davit | 2352 | 0 - 1 |
| Bo. | 30 | C.E. Le Cavalier Differdange | Rtg | - | 31 | Cardiff Chess Club | Rtg | 1½:4½ |
| 1 | FM | Bruch Jochen | 2304 | - | | Cobb Charles | 2406 | 0 - 1 |
| 2 | | Koch Hans Juergen | 2218 | - | | Schapotschnikov Philipp | 2250 | ½ - ½ |
| 3 | | Barthel Ansgar | 2240 | - | | Spice Alan | 2184 | ½ - ½ |
| 4 | | Jeitz Christian | 2132 | - | | Trevelyan John | 2170 | 0 - 1 |
| 5 | | Mauquoi Rudi | 2082 | - | | Adams Mark | 2006 | ½ - ½ |
| 6 | | Stull Norbert | 2106 | - | | Davies Peter | 1989 | 0 - 1 |