I just got my Ps3

[Munkeh111]

In fact, here is a full table from wiki to help you:

 

HDD Size	Model number(s) [a]	Specific features	Extra features	Available colors	First available	In production
20 GB (NTSC) [50]	CECHBxx	4 USB ports Third-party OS install	Hardware-based PS2 emulation SACD playback	Piano Black (no trim)	2006-11-01November 2006	No [69]
60 GB (NTSC) [50]	CECHAxx	4 USB ports 802.11b/g WiFi Third-party OS install	Hardware-based PS2 emulation SACD playback Flash memory readers	Piano Black (chrome trim)	2006-11-01November 2006	No
60 GB (PAL) [50]	CECHCxx	4 USB ports Third-party OS install 802.11b/g WiFi	Software-based PS2 emulation[70] SACD playback Flash memory readers	Piano Black (chrome trim)	2007-03-01March 2007	No
80 GB (NTSC) [50]	CECHExx	4 USB ports 802.11b/g WiFi Flash memory readers Third-party OS install	Software-based PS2 emulation SACD playback	Piano Black (chrome trim)	2007-08-01August 2007	No
40 GB (PAL, NTSC) [54]	CECHGxx CECHHxx CECHJxx	2 USB ports 802.11b/g WiFi Third-party OS install		Piano Black Ceramic White Satin Silver [c][71] Gun-Metal Gray [d][72] (all have satin silver trim)	2007-10-01October 2007 EU AU November 2007 NA JP	No [73]
80 GB (PAL, NTSC) [55][73]	CECHKxx CECHLxx	2 USB ports 802.11b/g WiFi Third-party OS install		Piano Black Ceramic White Satin Silver [c] (all have satin silver trim)	2008-08-01August 2008 NA EU AU October 2008 JP	No Still selling remaining stock
160 GB (PAL, NTSC) [74][75]	CECHPxx	2 USB ports 802.11b/g WiFi Third-party OS install		Piano Black (satin silver trim)	2008-10-01October 2008 EU November 2008 NA	No Still selling remaining stock
120 GB (PAL, NTSC)	CECH-20xxA	2 USB ports 802.11b/g WiFi	Bravia Sync XMB control Smaller form factor	Charcoal Black	2008-08-011 September 2009 NA EU 3 September 2009 AU NZ JP [64][76]	Yes