be quiet! System Power 11 650W
be quiet! System Power 11 650W Review & Specifications
The be quiet! System Power 11 650W by be quiet! is a power supply unit that provides 650 watts of power output. This unit follows the 3.1 standard and comes in a ATX size. It is certified with 80 PLUS Bronze and rated at Bronze efficiency, reaching a peak efficiency of 89%. It features a 120 mm cooling fan , and is actively cooled. This PSU is non-modular . It delivers:
- 54 A on the 12V rail (1 rail(s))
- 20 A on the 5V rail
- 20 A on the 3.3V rail
Power Supply Performance
The be quiet! System Power 11 650W is a mid-range power supply, suitable for mainstream gaming builds and entry-level workstation setups. It offers enough capacity for systems using efficient CPUs and mid-tier graphics cards, striking a good balance between efficiency and power needs.
This PSU achieves a high efficiency of 89% and carries a Bronze certification. It balances cost and performance well and is a reliable choice for mainstream builds. The 5-year warranty reflects good long-term support.
This PSU offers moderate value, priced at $186.2 per kilowatt. It delivers decent performance and efficiency, making it a solid mid-range choice for most PC builds. It strikes a good balance between performance and cost, especially for builders prioritizing stability without overspending.
General Information
| Manufacturer | be quiet! |
|---|---|
| Power Supply Name | be quiet! System Power 11 650W |
| Current Price Amazon | $121 |
| Amazon Price Updated | 1Â day, 14Â hours ago. |
| Power Supply Available | True |
Specification
| Power Output | 650 W |
|---|---|
| ATX Version / Form Factor | 3.1 / ATX |
| Certifications | 80 PLUS Bronze |
| Efficiency Rating | Bronze |
| Modular / Fanless | False / False |
| Fan Size / Fan Stop | 120 mm / False |
| Dimensions | 150 x 140 x 86 mm |
| Warranty | 5 years |
Performance
| Input Voltage | 200-240 V |
|---|---|
| Number of 12 V Rails | 1 |
| Output 12V / 5V / 3.3V | 54 A / 20 A / 20 A |
| Maximum Efficiency | 89% |
| Price per kW | 186.2 USD/kW |
be quiet! System Power 11 650W Compared to Similar Performance PSUs
Power Supply Price / Performance Table
| Power_Supply (Desc) | Price (Desc) | Quality_&_Perf (Desc) | Q&P/Price (Desc) | USD/Kilowatt (Desc) |
|---|---|---|---|---|
|
$114
|
↑
442.9%
|
59.2%
|
51.9%
|
152.0
152.0
|
|
|
$75
|
0.0%
|
59.2%
|
78.9%
|
100.0
100.0
|
|
|
$68
|
0.0%
|
59.2%
|
87.0%
|
90.7
90.7
|
|
|
$80
|
↑
20.9%
|
59.2%
|
74.2%
|
106.4
106.4
|
|
|
$121
|
↑
1.9%
|
58.6%
|
48.4%
|
186.2
186.2
|
|
|
$85
|
↓
-2.0%
|
58.2%
|
68.1%
|
131.5
131.5
|
|
|
$60
|
↓
-15.9%
|
58.2%
|
97.3%
|
92.1
92.1
|
|
|
$60
|
0.0%
|
57.9%
|
96.6%
|
100.0
100.0
|
|
|
$81
|
0.0%
|
57.9%
|
71.5%
|
147.3
147.3
|
PSU Comparison and Detail Specifications Table
| Specification | Perf Chart | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| Price |
$114âť—
↑
442.9%
|
$75
0.0%
|
$68
0.0%
|
$80
↑
20.9%
|
$121
↑
1.9%
|
$85âť—
↓
-2.0%
|
$60
↓
-15.9%
|
$60
0.0%
|
$81
0.0%
|
| Price per kW | 152.0 USD/kW | 100.0 USD/kW | 90.7 USD/kW | 106.4 USD/kW | 186.2 USD/kW | 131.5 USD/kW | 92.1 USD/kW | 100.0 USD/kW | 147.3 USD/kW |
| Manufacturer | Thermaltake | MSI | MSI | Thermaltake | be quiet! | Corsair | Corsair | Thermaltake | ASUS |
| Wattage | 750 W | 750 W | 750 W | 750 W | 650 W | 650 W | 650 W | 600 W | 550 W |
| Ver. / FF | 3.1 / ATX | 2.3 / ATX | 2.3 / ATX | 3.0 / ATX | 3.1 / ATX | 2.3 / ATX | 2.3 / ATX | 2.3 / ATX | 2.4 / ATX |
| Efficiency | Bronze (85%) | Bronze (85%) | Bronze (85%) | Bronze (85%) | Bronze (89%) | Gold (88%) | Gold (88%) | Gold (90%) | Bronze (85%) |
| 12V Rails | 1 / 62 A | 1 / 62 A | 1 / 62 A | 1 / 62 A | 1 / 55 A | 1 / 52 A | 1 / 52 A | 1 / 49 A | 1 / 46 A |
| 12V/5V/3.3V | 62 A / 18 A / 18 A | 62 A / 20 A / 20 A | 62 A / 20 A / 20 A | 62 A / 18 A / 18 A | 54 A / 20 A / 20 A | 52 A / 20 A / 24 A | 52 A / 20 A / 24 A | 49 A / 20 A / 20 A | 45 A / 20 A / 25 A |
| Fan Size | 120 mm | 120 mm | 120 mm | 120 mm | 120 mm | 120 mm | 120 mm | 120 mm | 135 mm |
| Modular | ❌ | ❌ | ✔️ | ✔️ | ❌ | ✔️ | ❌ | ❌ | ❌ |
| Fan Stop | ✔️ | ❌ | ❌ | ✔️ | ❌ | ❌ | ❌ | ❌ | ❌ |
| Fanless | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ | ❌ |
| Dimensions | 150mm(W)x86mm(H)x140mm(D) | 150 x 140 x 86 mm | 140mm x 150mm x 86mm | 150mm(W)x86mm(H)x140mm(D) | 150 x 140 x 86 mm | 4.92 x 5.91 x 3.39 inches | 4.92 x 5.91 x 3.39 inches | 150mm x 86mm x 140mm | 150 x 150 x 86 mm |
| Warranty | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 5 years | 6 years |
Power Supply Specification Table
| Power_Supply (Desc) | Wattage (Desc) | ATX Ver / FF / Modular | Efficiency | 12V Rails / Amp | Output 12V/5V/3.3V | Warranty |
|---|---|---|---|---|---|---|
| 750 W | 3.1 / ATX / False | Bronze, 85% | 1 / 62.00 A | 62 A / 18 A / 18 A | 5 years | |
| 750 W | 2.3 / ATX / False | Bronze, 85% | 1 / 62.00 A | 62 A / 20 A / 20 A | 5 years | |
| 750 W | 2.3 / ATX / True | Bronze, 85% | 1 / 62.00 A | 62 A / 20 A / 20 A | 5 years | |
| 750 W | 3.0 / ATX / True | Bronze, 85% | 1 / 62.00 A | 62 A / 18 A / 18 A | 5 years | |
| 650 W | 3.1 / ATX / False | Bronze, 89% | 1 / 54.70 A | 54 A / 20 A / 20 A | 5 years | |
| 650 W | 2.3 / ATX / True | Gold, 88% | 1 / 52.00 A | 52 A / 20 A / 24 A | 5 years | |
| 650 W | 2.3 / ATX / False | Gold, 88% | 1 / 52.00 A | 52 A / 20 A / 24 A | 5 years | |
| 600 W | 2.3 / ATX / False | Gold, 90% | 1 / 49.00 A | 49 A / 20 A / 20 A | 5 years | |
| 550 W | 2.4 / ATX / False | Bronze, 85% | 1 / 45.80 A | 45 A / 20 A / 25 A | 6 years |
Add Comment on be quiet! System Power 11 650W