SilverStone 700W SFX 80 Plus vs SilverStone 700W Platinum SFX Power: Spec Comparison
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You are comparing the silverstone 700w sfx 80 plus vs 700w platinum sfx power supply units. Both units share a 700W output, an SFX form factor, and a 92mm fan with 18 dBA minimum noise. They both use all Japanese capacitors and a single +12V rail. The main difference lies in efficiency certification. One model holds 80 PLUS Gold status. The other achieves the higher Platinum rating. This affects power waste and heat generation under load.
Key differences
| Aspect | SilverStone 700W SFX 80 Plus Gold Power Supply | SilverStone 700W Platinum SFX Power Supply |
|---|---|---|
| Efficiency Rating | 80 PLUS Gold | 80 PLUS Platinum |
| Modularity | Fully Modular | not listed |
| Weight | 3.09 pounds | 4.59 pounds |
Which one should you choose?
Choose SilverStone 700W SFX 80 Plus Gold Power Supply if
- You need fully modular cables for cleaner cable management in a small case.
- You prefer a lighter power supply to reduce stress on mounting points.
- You want 80 PLUS Gold efficiency which is sufficient for most high-end builds.
Choose SilverStone 700W Platinum SFX Power Supply if
- You prioritize maximum energy efficiency to reduce electricity costs and heat.
- You are building an ATX case and have the separate PP08 adapter.
- You want the highest available certification tier for professional or high-load systems.
Verdict: The 80 PLUS Gold model suits you if you value modularity and a lighter weight for tight SFX builds. The Platinum unit is better if your priority is peak efficiency and you have the necessary ATX adapter. Choose based on whether cable management or energy savings matters more to your specific setup.
Efficiency and Modularity Comparison
Efficiency Rating
The SilverStone 700W Platinum SFX Power Supply holds an 80 PLUS Platinum certification, while the SilverStone 700W SFX 80 Plus Gold Power Supply is rated 80 PLUS Gold. Platinum certification indicates higher energy conversion efficiency than Gold. This means the Platinum model wastes less power as heat during operation. For you, this translates to slightly lower electricity costs over time and potentially less thermal stress on internal components. Both units maintain high standards, but the Platinum rating offers a clear advantage in energy savings.
Modularity
The SilverStone 700W SFX 80 Plus Gold Power Supply is fully modular, meaning every cable connects to the unit and can be removed if unused. The SilverStone 700W Platinum SFX Power Supply does not list modularity in its attributes. Fully modular designs allow for cleaner cable management, which improves airflow in small cases. If you have a compact SFX build, the Gold model offers better flexibility for routing cables. The Platinum model may require you to manage unused connectors differently.
Weight and Build
The SilverStone 700W SFX 80 Plus Gold Power Supply weighs 3.09 pounds. The SilverStone 700W Platinum SFX Power Supply weighs 4.59 pounds. The Platinum unit is significantly heavier. Heavier power supplies often contain more robust internal components or larger heatsinks. This extra weight might provide a sense of durability. However, in small form factor cases, lighter components can sometimes be easier to handle during installation. The Gold model is lighter, which may simplify mounting in tight spaces.
Form Factor Compatibility
Both units support the standard SFX form factor. The SilverStone 700W SFX 80 Plus Gold Power Supply is not compatible with ATX power supply mounting holes. The SilverStone 700W Platinum SFX Power Supply requires an adapter, sold separately as PP08, for ATX compatibility. If your case uses standard SFX mounting holes, both work directly. If you need to mount it in an ATX case, the Platinum model offers an official adapter option, whereas the Gold model does not mention ATX mounting support.
Voltage Regulation
The SilverStone 700W SFX 80 Plus Gold Power Supply features strict 3% voltage regulation and low ripple. The SilverStone 700W Platinum SFX Power Supply does not specify its voltage regulation percentage in the provided data. Strict regulation ensures stable power delivery to sensitive components. Without specific data for the Platinum model, we cannot confirm if it matches the 3% standard. The Gold model explicitly guarantees this stability, which is critical for system reliability. You should verify the Platinum model's specs if regulation is a priority.
Which PSU fits your build needs
Users prioritizing peak efficiency and low power waste
This unit holds an 80 PLUS Platinum certification. Platinum ratings indicate superior energy conversion efficiency compared to Gold. You lose less power as heat during operation. This makes it ideal for systems where minimizing electricity usage is a primary goal. The 700W output remains consistent with high standards.
Builders needing fully modular cable management flexibility
This model features fully modular cables with flexible flat arrays. You can connect only the cables you need, reducing clutter inside your case. This modularity aids in cleaner builds. The 92mm fan ensures silent operation at 18 dBA. All Japanese capacitors provide reliable power delivery for your components.
Owners of standard SFX cases who want plug-and-play simplicity
This power supply supports standard SFX form factor mounting directly. You do not need extra adapters for installation. It fits typical SFX cases without modification. The 700W output and Gold efficiency offer a balanced performance profile. This straightforward compatibility makes it a reliable choice for standard small form factor builds.
The products compared
SilverStone 700W SFX 80 Plus Gold Power Supply
Best for: Standard SFX builds needing Gold efficiency
- Wattage
- 700W
- Efficiency Rating
- 80 PLUS Gold
- Modularity
- Fully Modular
- Fan Size
- 92mm
- Form Factor
- SFX
- Dimensions
- 4.92 × 3.94 × 2.5 inches
View on Amazon: SilverStone 700W SFX 80 Plus Gold Power Supply Affiliate link
This Silverstone unit delivers 700W of power in a standard SFX form factor. It carries an 80 PLUS Gold efficiency rating and features a fully modular cable design. The 92mm fan aims for silent operation at 18 dBA. It includes all Japanese capacitors and a single +12V rail. This power supply suits users needing reliable, high-efficiency power for compact builds without ATX compatibility.
Pros
- 80 PLUS Gold efficiency certification
- Fully modular cable design
- 92mm FDB fan for silent running
- All Japanese capacitors included
- Single +12V rail with strict regulation
Cons
- Not compatible with ATX mounting holes
- Heavier than the Platinum alternative
- Lower efficiency rating than Platinum model
Good fit if
- You need a standard SFX form factor
- You prioritize 80 PLUS Gold efficiency
- You want fully modular cables
Skip if
- You require ATX mounting compatibility
- You need the highest Platinum efficiency
- You prefer a lighter power supply
Verdict: Silverstone 700W SFX Gold PSU offers solid 80 PLUS Gold efficiency and full modularity for compact builds. It fits users who need standard SFX mounting and reliable single-rail power without the weight or cost of higher-tier models.
SilverStone 700W Platinum SFX Power Supply
Best for: high-efficiency small form factor builds
- Wattage
- 700W
- Efficiency Rating
- 80 PLUS Platinum
- Fan Size
- 92mm
- Form Factor
- SFX
- Dimensions
- 3.94 × 4.92 × 2.5 inches
- Weight
- 4.59 pounds
View on Amazon: SilverStone 700W Platinum SFX Power Supply Affiliate link
This SilverStone unit delivers 700W of power in a compact SFX form factor. It features 80 PLUS Platinum certification for high efficiency and a silent 92mm FDB fan. The design uses all Japanese capacitors and a single +12V rail. It fits standard SFX cases, though ATX compatibility requires a separate adapter. This model suits users seeking maximum efficiency in a small chassis.
Pros
- 80 PLUS Platinum efficiency rating
- Silent 92mm FDB fan running at 18 dBA
- All Japanese capacitors for reliability
- Class-leading single +12V rail
Cons
- Requires separate PP08 adapter for ATX cases
- Heavier build at 4.59 pounds
- Standard SFX size limits cable management space
Good fit if
- You need high efficiency in a small case
- You prioritize silent operation under load
- You use a standard SFX chassis
Skip if
- You use an ATX case without the adapter
- You need a fully modular design
- You prefer a lighter power supply
Verdict: SilverStone 700W Platinum SFX offers top-tier efficiency and quiet cooling for compact builds. It is ideal for users who need reliable power in a small form factor and do not mind the extra weight.
Specifications side by side
| Spec | SilverStone 700W SFX 80 Plus Gold Power Supply | SilverStone 700W Platinum SFX Power Supply |
|---|---|---|
| Wattage | 700W | 700W |
| Efficiency Rating | 80 PLUS Gold | 80 PLUS Platinum |
| Modularity | Fully Modular | not stated |
| Fan Size | 92mm | 92mm |
| Form Factor | SFX | SFX |
| Dimensions | 4.92 × 3.94 × 2.5 inches | 3.94 × 4.92 × 2.5 inches |
| Weight | 3.09 pounds | 4.59 pounds |
| Size | 700W | 700W |
| Color | Black?Lead-Free Paint? | not stated |
| Model | SST-SX700-G | SX700-PT |
Frequently asked questions
Is the SilverStone 700W Platinum SFX fully modular?
The provided specifications do not list modularity for the SilverStone 700W Platinum SFX Power Supply. It is certified as 80 PLUS Platinum with an SFX form factor. In contrast, the SilverStone 700W SFX 80 Plus Gold Power Supply is explicitly described as fully modular. You should check the product page for the Platinum model if this feature is required for your build.
Which unit is lighter, the Gold or the Platinum SFX?
The SilverStone 700W SFX 80 Plus Gold Power Supply is lighter. It weighs 3.09 pounds. The SilverStone 700W Platinum SFX Power Supply weighs 4.59 pounds. The Platinum model is heavier by approximately 1.5 pounds. This difference may matter if you are building a very compact PC case where weight distribution is critical.
Do these power supplies have the same dimensions?
The dimensions are very similar but not identical. Both share a height of 2.5 inches and a width of 3.94 inches for the Gold model, or 4.92 inches for the Platinum. The SilverStone 700W SFX 80 Plus Gold Power Supply measures 4.92 inches in length. The SilverStone 700W Platinum SFX Power Supply measures 3.94 inches in length. They fit the standard SFX mounting hole pattern.
What is the difference in efficiency ratings between these two models?
The SilverStone 700W Platinum SFX Power Supply holds an 80 PLUS Platinum certification. The SilverStone 700W SFX 80 Plus Gold Power Supply is rated 80 PLUS Gold. Platinum certification indicates higher energy conversion efficiency than Gold. This means the Platinum model wastes less power as heat during operation, which can lower electricity costs over time.
Can I use the SilverStone 700W Platinum SFX in a small case?
Yes, the SilverStone 700W Platinum SFX Power Supply uses an SFX form factor. This size is designed for small form factor cases. It measures 4.92 by 3.94 by 2.5 inches. You should verify that your case supports SFX power supplies. It provides 700W of output, which is suitable for many compact builds.
Are both units suitable for single-rail builds?
The provided data does not explicitly state the rail configuration for either unit. However, the Gold model is described as offering reliable single-rail power. Both units share a 700W output and an SFX form factor. You should consult the detailed specification sheet for the Platinum model to confirm its rail setup before purchasing for your specific motherboard requirements.