
B650M Pro RS
$104–$115
B650 platform match
Compact mATX airflow case with 344 mm GPU and 166 mm cooler clearance, dual ARGB fans, 280 mm rad support, removable top, and an ARGB/PWM hub.
Released on January 20, 2022, the MasterBox TD300 Mesh is Cooler Master’s micro‑ATX entry in the TD polygonal‑mesh family. Positioned in the mainstream tier, it exists to deliver a compact, airflow‑first mATX chassis with modern clearances and lighting without boutique complexity.
It fits Mini‑ITX/mATX boards, supports GPUs up to 344 mm and air coolers to 166 mm, and takes ATX PSUs up to 325 mm. Cooling is flexible: two CF120 ARGB front fans included, mounts for 3x120/2x140 front, 2x120/2x140 top, 120 rear, plus 240/280 mm radiators front or top. Storage is 2x 2.5 in and 2x 3.5/2.5 combo; front I/O offers 2x USB 3.2 Gen1 and audio jacks. Notable touches: removable top panel and an integrated ARGB/PWM hub. Not discontinued.
Compatible options ranked for this part's performance class.

$104–$115
B650 platform match
$104–$115
B550 platform match
$104–$115
B450 platform match
$123–$136
B760 platform match
$142–$157
B760 platform match
$141–$156
A620 platform matchCompatible options ranked for this part's performance class.

$131–$145
600W capacity for headroom
$131–$145
700W capacity for headroom
$85–$94
700W capacity for headroom
$190–$210
750W capacity for headroom
$85–$94
650W capacity for headroom
$76–$84
750W capacity for headroom