| Model Series | SF Series | |
| Model | SF600 | SF450 |
| SKU | CP-9020105 | CP-9020104 |
| Continuous power (W) | 600W | 450W |
| Peak power (W)* | 660W | 495W |
| ATX12V Version | 2.4 | 2.4 |
| EPS12V Version | 2.92 | 2.92 |
| Modular cable management | Fully modular | Fully modular |
| Special technology | N/A | N/A |
| DC to DC for +3.3V and +5V? | Yes | Yes |
| C-Link/iCUE Digital Reporting? | No | No |
| Operating temperature range (°C) | 0° to 50° C | 0° to 50° C |
| Continuous output rated temperature (°C) | 40°C | 40°C |
| Warranty (Years) | 7 | 7 |
| Efficiency | ||
| Cybenetics ETA Efficiency Level | Not tested | Not tested |
| 80 PLUS certification level | Gold | Gold |
| Efficiency (%) at 115V, 2% load*** | Not tested | Not tested |
| Efficiency (%) at 115V, 10% load** | 85.19% | 84.07% |
| Efficiency (%) at 115V, 20% load** | 89.47% | 89.03% |
| Efficiency (%) at 115V, 50% load** | 91.05% | 91.41% |
| Efficiency (%) at 115V,100% load** | 89.22% | 89.97% |
| Efficiency (%) at 230V, 2% load*** | Not tested | Not tested |
| Efficiency (%) at 230V, 10% load** | 85.60% | 84.36% |
| Efficiency (%) at 230V, 20% load** | 90.97% | 90.50% |
| Efficiency (%) at 230V, 50% load** | 92.77% | 92.97% |
| Efficiency (%) at 230V,100% load** | 91.99% | 92.14% |
| Efficiency in standby | <0.45W load, >50% eff | <0.45W load, >50% eff |
| ErP Lot 6 2013 | Yes | Yes |
| WEEE | Yes | Yes |
| RoHS | Yes | Yes |
| Cooling Solution | ||
| Fanless mode | Yes | Yes |
| Load for fan to turn on (%) based on 25°C op temp | 30% | 30% |
| Fan bearing technology | Rifled | Rifled |
| Fan size (mm) | 92mm | 92mm |
| Max. fan speed (rpm) | 2750 | 2010 |
| dB(A) at 20% load (6 dB(A) noise floor) | 8.0 | 0.0 |
| dB(A) at 50% load | 15.6 | 15.5 |
| dB(A) at 100% load | 35.5 | 27.8 |
| Cybenetics LAMBDA Noise Level Certification | Not tested | Not tested |
| DC Output cables | ||
| Modular cable management | Fully modular | Fully modular |
| Cable Type | Type 4 | Type 4 |
| Number of 6-pin ports (for SATA/PATA) | 2 | 2 |
| Number of 8-pin ports (for PCIe/EPS12V) | 3 | 3 |
| Sleeved cables | No | No |
| Flat cables | Yes | Yes |
| No. of individual cables | 6 | 6 |
| Motherboard cable length (mm, +/- 10mm) | 300mm | 300mm |
| 4+4-pin (CPU, works as either 4 or 8-pin) | 1 | 1 |
| CPU power cable length (mm, +/- 10mm) | 400mm | 400mm |
| PCIe 6+2 pin (GPU) Connectors | 2 | 2 |
| PCIe power cable length (mm, +/- 10mm) | 400mm | 400mm |
| 4-pin Peripheral power Connectors ("Molex", HDD) | 4 | 4 |
| SATA 5-pin Connectors | 4 | 4 |
| Floppy Power Connectors/Adapters | 0 | 0 |
| AC Input specs | ||
| Input Voltage (VAC) | 100 - 240V | 100 - 240V |
| Input Frequency (Hz) | 47 - 63 Hz | 47 - 63 Hz |
| Input current (A) | 10A - 5A | 10A - 5A |
| PFC | Active | Active |
| Power factor at 100% load | 0.99 | 0.99 |
| Intel C6/C7 sleep state compatible | Yes | Yes |
| Hold-up time (ms at 80% load) | 16 | 16 |
| DC Output specs | ||
| Ability to toggle single/multiple +12V rails | No | No |
| Multiple or Single +12V rails | ||
| +12V (A) | 50A | 37.5A |
| +12V (W) | 600W | 450W |
| +3.3V (A) | 20A | 15A |
| +5V (A) | 20A | 20A |
| Max. combined power 3.3V + 5V (W) | 120W | 100W |
| +5Vsb (A) | 2.5A | 2.5A |
| -12V (A) | 0.3A | 0.3A |
| Protections & safety certifications | ||
| OVP (over voltage protection) | Yes | Yes |
| UVP (under voltage protection) | Yes | Yes |
| SCP (short circuit protection) | Yes | Yes |
| OTP (over temperature protection) | Yes | Yes |
| OPP (over power protection) | Yes | Yes |
| CE | Yes | Yes |
| CB | Yes | Yes |
| TÜV | Yes | Yes |
| FCC | Yes | Yes |
| cUL | Yes | Yes |
| cTÜVus | No | No |
| CCC (China) | Yes | Yes |
| CQC (China) | No | No |
| BSMI (Taiwan) | Yes | Yes |
| GOST-R (Russia) | No | No |
| EAC (Russia) | Yes | Yes |
| KC Mark (Korea) | Yes | Yes |
| IRAM (Argentina) | No | No |
| RCM (C-Tick, A-Tick, RCM) (Aus/NZ) | Yes | Yes |
| Misc | ||
| Dimensions without cable (L x W x D), (mm) | 125mm x 100mm x 63.5mm | 125mm x 100mm x 63.5mm |
| Color | Black | Black |
| Material | 0.8mm Steel | 0.8mm Steel |
| Logistical data | ||
| Dimensions, package (L x W x D), (mm) | 105 x 247 x 180 | 105 x 247 x 180 |
| Gross weight, retail package (kg) | 1.60 | 1.60 |
| Pieces per master carton | 6 | 6 |
| Dimensions, master carton (L x W x D), (mm) | 340 x 500 x 165 | 340 x 500 x 165 |
| Gross weight, master carton (kg) | 8.70 | 8.70 |