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Antec Signature 1300 Platinum vs be quiet! Straight Power 12 1500W: Comparison
Antec Signature 1300 Platinum and be quiet! Straight Power 12 1500W separate most on pcie 8-pin connectors: Antec Signature 1300 Platinum at 12, be quiet! Straight Power 12 1500W at 4, 67% in favour of Antec Signature 1300 Platinum. Wattage splits them by another 13%, this time favouring be quiet! Straight Power 12 1500W. They match on 12 other specifications, including 80 plus rating, form factor and single +12v rail. On price, Antec Signature 1300 Platinum sits at $289.99 against $299.99 for be quiet! Straight Power 12 1500W.
Specs
| Specification | ![]() | ![]() |
|---|---|---|
| Brand | Antec | be quiet! |
| Wattage | 1300 W-13% | 1500 W |
| 80 PLUS Rating | Platinum | Platinum |
| ATX Standard | ATX 2.x | ATX 3.0 |
| Form Factor | ATX | ATX |
| +12V Rail Amperage | 108 A | 125 A |
| Single +12V Rail | Yes | Yes |
| PCIe CEM Standard | None | PCIe 5.1 |
| 12V-2x6 Connectors | 0 | 2 |
| Hold-Up Time | 21 ms | 20.1 ms-4% |
| Sleeved Cables | Yes | Yes |
| PCIe 8-pin Connectors | 12 | 4-67% |
| Connector Count | 1x 24-pin ATX, 2x EPS 4+4, 12x PCIe 6+2-pin, 14x SATA, 5x Molex, 1x FDD | 1x 24-pin ATX, 1x EPS 4+4, 1x EPS 8-pin, 2x 12V-2x6, 4x PCIe 6+2-pin, 9x SATA, 2x Molex |
| Fan Size | 135 mm | 135 mm |
| Fan Model / Bearing | Hong Hua HA13525H12F-Z, fluid dynamic bearing | 135mm Silent Wings, fluid dynamic bearing, 6-pole motor |
| Japanese Capacitors | Yes | Yes |
| EPS 8-pin Connectors | 2 | 2 |
| SATA Connectors | 14 | 9 |
| Molex Connectors | 5 | 2 |
| Length | 170 mm | 180 mm |
| Colour | Black | Black |
| Fan Bearing | Fluid Dynamic | Fluid Dynamic |
| Topology | Full-Bridge LLC + DC-DC | Full-Bridge LLC + DC-DC |
| Modularity | Fully Modular | Fully Modular |
| Protections | OCP, OVP, UVP, SCP, OPP, OTP, SIP, NLO | OTP, OCP, OPP, SCP, OVP, UVP, SIP |
| Warranty | 10 years | 10 years |
| Model | Signature Platinum 1300 | Straight Power 12 1500W |
| Typical Price | $289.99 | $299.99 |
| Source URL | https://www.antec.com/product/power/signature-platinum-1300 | https://www.bequiet.com/en/powersupply/4107 |
Price comparison
| Retailer | Antec Signature 1300 Platinum | be quiet! Straight Power 12 1500W |
|---|---|---|
| Consumercarts listing | $289.99 View on Consumercarts listing | $299.99 View on Consumercarts listing |
Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Verdict
Antec Signature 1300 Platinum
8.8 / 10 Expert Rating
A best-in-class 1300W Platinum-rated ATX unit for a workstation or multi-GPU build with serious headroom, held back only by its premium price.
be quiet! Straight Power 12 1500W
8.8 / 10 Expert Rating
A best-in-class 1500W Platinum-rated ATX unit for an extreme multi-GPU or high-core-count workstation, held back only by its premium price.
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