Thermaltake - Smart BM3 80+ Bronze PCIE Gen 5 ATX 3.0 650W Semi-Modular Power Supply - Black

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💡 How to pick a power supply
What to look for:
  • Wattage exceeds total system draw by 20-30% headroom
  • 80+ Gold or higher for efficiency
  • Modular cables reduce clutter in your case
💰 Mid-range builds: 650-750W. High-end with RTX 4080+: 850W-1000W+
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ProductWattsRatingModularColorValuePrice
Thermaltake - Smart BM3 80+ Bronze PCIE Gen 5 ATX 3.0 650W Semi-Modular Power Supply - Black PSU
Thermaltake - Smart BM3 80+ Bronze PCIE Gen 5 ATX 3.0 650W Semi-Modular Power Supply - Black
Thermaltake0
650W
Bronze
Semi
Black
—
$79.99
2 stores
Specifications
Watts650W
RatingBronze
ModularSemi
ATX 3.0Yes
Form FactorATX
Fan Size120mm
Fans1
RGBYes
Depth140
ColorBlack
Model #PS-SPD-0650MNFABU-3
UPC841163089699
Customer Reviews★★★★★4.8 · 5 reviews
★★★★★Power Supply Review
Good, does the job. My old power supply was making funny noise, this one is running fine, hope it will last a long time
Katherine · 2026-05-01 · via bestbuy
★★★★★Excellent quality
Quiet and powerful! Great fit and dependable unit, runs 24x7
JayC · 2026-04-19 · via bestbuy
★★★★★Great power supply!
[Employee of bestbuy] One of the best budget PSU’s out there, great ease of use and looks nice and clean for the price!
Caden · 2026-04-02 · via bestbuy
★★★★★Good power supply
Really good and reliable power supply i run my computer for many hours everyday and hasn't given me a problem
Funkierbassist · 2026-04-02 · via bestbuy
★★★★★Love the power supply
It works no problems easy the cables are great enough cables for my needs
JennyK · 2026-03-11 · via bestbuy
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Thermaltake - Smart BM3 80+ Bronze PCIE Gen 5 ATX 3.0 650W Semi-Modular Power Supply - Black PSU