Four second half tries earned Swansea a bonus point, but it wasn't enough to stop Munster making it four out of four in Pool A of the Celtic League.
Even without the services of their Irish outside half Ronan O'Gara, Munster had an ace goalkicker in their side in full back Jeremy Staunton.
He kicked the home side into a 12-3 lead with four penalties in response to Arwel Thomas' second minute drop goal. A try from wing Mossie Lawlor, converted by Staunton, gave the home side a 19-3 interval lead
Things got worse for Swansea early in the second half when Dominic Crotty intercepted on his own 22 and raced the length of the field to score
The full back was at it again after 51 minutes when he grabbed a second try. This time Staunton converted and Munster were 28 points ahead and seemingly out of sight at 31-3.
Thomas and Steve Winn mountd a fightbackwith tries that cut the deficit to 16 points, but a try from scrum half Mike Predergast re-established the Munster hold on proceedings.
There was at least a strong finish from the Whites as Colin Charvis and Gavin Henson grabbed tries to earn a bonus point.
Scorers: Munster: Tries: D Crotty 2, M Lawlor, M Prendergast; Cons: J Staunton 3; Pens: J Staunton 4. Swansea: Tries: G Henson, S Winn, A Thomas, C Charvis;
Cons: A Thomas 2; DG: A Thomas.
British and Irish Lions captain Sam Warburton is looking forward to bringing together players from Ireland, Scotland, England and Wales for the biggest challenge of their careers - a series against world champions, New Zealand.
For the fifth year running, Wales referee Nigel Owens will be in charge of proceedings at Judgement Day V at Principality Stadium. It promises to be 'extra special' for the Wales' favourite ref, as he will be making his 150th appearance in the league.
There will be no shortage of inside knowledge from Bowl Finalists Caerphilly and Amman United when they face each other on Sunday at National Finals Day. Caerphilly hooker Rhys Cleverly knows the Principality Stadium pitch better than most as a matchday groundsman, while Amman United can look to Wales' record try scorer Shane Williams for some helpful advice.
Two hundred and 40 teams competed in the inaugural Urdd WRU 7s held at Pencoed last week with Welsh internationals Steff Andrews and Jasmine Joyce impressed with the talent on display, as was Urdd chief executive, Sioned Hughes.
The countdown is on for Judgement Day V as tickets for the big day at Principality Stadium soar through the 50,000 mark. Players and coaches alike are bursting at the seams to play in the double header with Dragons coach Kingsley Jones claiming there is a 'real buzz' about the event.
WRU TV went behind the scenes when the four regions got together to test their skill set for the BBC's Scrum V Live rugby show, at the WRU National Centre of Excellene in the build up to Judgement Day V. Blues' Matthew Morgan was one of the stars of the show while the Dragons' Cory Hill proved a surprise package...the full set of results will be revealed on tv screens on matchday
Wales assistant coach Richie Pugh is confident his side can cause a few headaches in the Hong Kong Sevens this weekend. In a tough group, Wales kick off their campaign against New Zealand on Friday before playing Japan and Fiji, who are chasing their third consecutive Hong Kong title, on Saturday.
Bedwas had to overcome a stubborn Carmarthen Quins side before winning the Foster's Challenge Cup final in Bridgend with a 23-18 victory. Bedwas captain Nicky Griffiths pays tribute to his side who have claimed the club's first piece of silverware in the modern era.
Team coach Brett Davey is aiming to keep his unbeaten run in cup finals at Principality Stadium intact when his side take on Amman United in the WRU Bowl final, after he guided Caerphilly to a 20-14 win against Cilfynydd in the semi-finals.
Penallta are hoping to go one step further than last season when falling to Bedlinog in the WRU Plate Final. After a titanic struggle against Nant Conwy, they have given themselves a great chance, after a hard fought 18-13 semi-final victory.
The unique jeopardy of Judgement Day V has been described by stars from Cardiff Blues, Ospreys, Scarlets and Newport Gwent Dragons who will face each other in the annual double-header at Principality Stadium on 15th April.