Looking Beyond the Lian Li SP850 850W Gold SFX? 6 Alternatives Worth a Look

How alternatives compare to SP850

Lian Li 750W SFX Gold Power Supply

The Lian Li SP750 offers 750W of power, which is 100W less than the SP850. It maintains the same 80 Plus Gold efficiency and fully modular design. You get a compact SFX form factor that fits small builds. This model is best if you do not need the full 850W headroom. It prioritizes efficiency and modularity over raw power. If your components require less than 750W, this unit provides solid performance. It is a suitable choice for users who value efficiency ratings and clean cable management in a small chassis. The lower wattage may suffice for mid-range graphics cards and processors.

Lian Li 850W White SFX Power Supply

The Lian Li SP850 in white delivers the same 850W output as the black version. It shares the 80 Plus Gold efficiency rating and fully modular connectivity. The primary difference is the color, which helps match white-themed PC builds. You get identical performance and power delivery in a different aesthetic package. This option is ideal for users who prioritize aesthetics alongside technical specs. It fits compact high-power builds just as well as the black model. The form factor remains SFX, ensuring compatibility with small cases. Choose this variant if you want high wattage without compromising on the visual theme of your system.

EVGA SuperNOVA 750 G2 750W Power Supply

The EVGA SuperNOVA 750 G2 provides 750W, which is less than the SP850’s 850W. It features 80 Plus Gold efficiency and full modularity. This unit stands out with a 10-year warranty, offering longer protection than typical competitors. The physical dimensions are slightly different, measuring 5.9 inches wide and 7 inches long. It is designed for compact builds that need reliable power and extended coverage. If you value a long warranty over maximum wattage, this is a strong option. It suits users who prioritize longevity and reliability for their system components.

EVGA SuperNOVA 850 G+ 850W PSU

The EVGA SuperNOVA 850 G+ matches the SP850 with 850W of power. It also holds an 80 Plus Gold efficiency rating and is fully modular. This model includes a 10-year warranty, providing extended assurance for your investment. The dimensions are 5.9 inches wide and 7.1 inches long, fitting standard SFX cases. It is built for high-wattage small form factor builds that demand reliability. You get robust power delivery suitable for demanding graphics cards and processors. This choice is best for users who need high wattage in a compact chassis and value long-term support and stability.

SilverStone 700W SFX 80 Plus Gold Power Supply

The SilverStone 700W SFX Gold delivers 700W, which is 150W less than the SP850. It features 80 Plus Gold efficiency and full modularity. This unit is designed for compact builds that prioritize quiet operation. The dimensions are 3.94 inches wide and 4.92 inches long, making it very compact. It weighs only 3.09 pounds, offering a lightweight solution for small cases. If you need less power but value stable performance and modularity, this is a good fit. It suits users who do not require the full 850W capacity and prefer a lighter, quieter power supply.

SilverStone 700W Platinum SFX-L Power Supply

The SilverStone 700W Platinum SFX-L provides 700W, less than the SP850’s 850W. It features a 120mm fan for quieter cooling compared to standard SFX fans. The unit is fully modular and designed for silent builds. It measures 4.92 inches wide and 5.12 inches long. This model is ideal for users who value noise reduction over maximum wattage. The larger fan size helps reduce acoustic output during operation. It fits compact cases while prioritizing acoustic performance. Choose this if you need high efficiency and quiet operation, even if it means accepting lower power output than the SP850.

Quick picks

Our 7 picks

1 Best overall

Lian Li SP850 850W Gold SFX Power Supply

Best for: Compact high-wattage PC builds

Wattage

850W

Efficiency Rating

80+ Gold

Modularity

Fully Modular

Form Factor

SFX

Dimensions

10 × 8 × 5 inches

View on Amazon: Lian Li SP850 850W Gold SFX Power Supply

The Lian Li SP850 is a fully modular SFX power supply rated for 850 watts. It carries an 80 Plus Gold efficiency certification. The unit measures 8 by 5 by 10 inches. You get 16 AWG cables for reliable power delivery. This model suits users building compact PCs who need high wattage in a small form factor.

Pros

• 850W output capacity
• 80 Plus Gold efficiency
• Fully modular design
• Compact SFX form factor

Cons

• 16 AWG cables are thicker than standard 18 AWG options
• Physical dimensions are larger than some ultra-compact SFX units
• No mention of fan noise levels or zero-RPM mode

Good fit if

• You need high wattage in a small case
• You want fully modular cables for clean builds
• You prioritize efficiency ratings for power savings

Skip if

• You require a standard ATX form factor
• You need a budget-friendly option under 750W
• You prefer thinner cables for tight spaces

Verdict: Lian Li SP850 850W SFX Gold fits compact builds needing strong power. It offers solid efficiency and modularity for small form factor PCs.

2 Also great

Lian Li 750W SFX Gold Power Supply

Best for: compact PCs under 750W power needs

Wattage

750W

Efficiency Rating

80 PLUS Gold

Modularity

Fully Modular

Form Factor

SFX

Dimensions

4 × 3 × 5 inches

View on Amazon: Lian Li 750W SFX Gold Power Supply

The Lian Li SP750 is a 750W SFX power supply with 80 PLUS Gold efficiency. It is fully modular, letting you connect only the cables you need. The unit measures 4x3x5 inches, fitting standard SFX cases. This model suits builders who want high efficiency in a small form factor but do not require 850W of power.

Pros

• 750W continuous power output
• 80 PLUS Gold efficiency rating
• Fully modular cable design
• Compact SFX form factor

Cons

• Lower wattage than the 850W competitors on this list
• Smaller capacity may not support high-end GPUs
• No mention of ECO mode for silent operation

Good fit if

• You need a Gold efficiency SPS for a compact PC
• You have mid-range components that do not exceed 750W
• You prefer fully modular cables for cleaner builds

Skip if

• You require 850W or more for high-end gaming
• You need the highest possible wattage in SFX size
• You plan to use multiple high-draw graphics cards

Verdict: The Lian Li SP750 750W Gold SFX is a solid option for compact builds that do not demand top-tier wattage. It fits users who prioritize efficiency and modularity over raw power headroom.

3 Best premium

Lian Li 850W White SFX Power Supply

Best for: compact high-power builds

Wattage

850 WATT

Efficiency Rating

80 Plus Gold

Modularity

Fully Modular

Form Factor

SFX

View on Amazon: Lian Li 850W White SFX Power Supply

This Lian Li SP850 is a fully modular SFX power supply rated for 850 watts. It carries an 80 Plus Gold efficiency certification, which means less wasted energy and cooler operation under load. The white finish helps it blend into light-colored builds. You get a compact form factor that fits small cases while delivering high power. This unit suits users who need reliable performance in a tight space.

Pros

• 850-watt output capacity
• 80 Plus Gold efficiency rating
• Fully modular cable design
• Compact SFX form factor
• White color finish

Cons

• SFX size may not fit all standard ATX cases
• Higher price point than standard ATX units
• White finish may not match dark builds

Good fit if

• You are building in a compact SFX case
• You need high power density in a small form factor
• You prefer a white color scheme for your build

Skip if

• You require an ATX form factor for standard cases
• You are on a tight budget and can accept lower efficiency
• You need a black power supply to match dark components

Verdict: Lian Li SP850 850W SFX Gold is a strong choice for compact builds needing high power. It delivers efficient performance in a small package, ideal for users prioritizing space and aesthetics.

4 Best budget

EVGA SuperNOVA 750 G2 750W Power Supply

Best for: Compact builds needing 750W and long warranty

Wattage

750W

Efficiency Rating

80 PLUS Gold

Modularity

Fully Modular

Fan Size

140mm

Warranty

10 Year

Dimensions

7 × 5.9 × 3.4 inches

View on Amazon: EVGA SuperNOVA 750 G2 750W Power Supply

The EVGA SuperNOVA 750 G2 delivers 750W of power with 80 PLUS Gold efficiency. It uses a 140mm double ball bearing fan for cooling. The unit is fully modular to manage cables. Japanese capacitors support long-term reliability. It includes a 10-year warranty. This SFX-sized unit fits compact builds needing strong, efficient power without excess heat.

Pros

• 80 PLUS Gold certification for up to 90% efficiency
• 140mm double ball bearing fan for cooling
• Fully modular cable design to reduce clutter
• 10-year warranty for long-term peace of mind
• Japanese brand capacitors for reliability

Cons

• 750W output is lower than the 850W alternatives on this list
• Heavier at 6.6 pounds compared to lighter SFX units
• Larger physical dimensions (7 inches long) than standard SFX

Good fit if

• You need 750W of power for a mid-range build
• You want a fully modular design for clean cable management
• You prioritize a 10-year warranty for long-term reliability

Skip if

• You require 850W or higher for high-end components
• You need the absolute smallest SFX dimensions possible
• You prefer a lighter power supply for easy handling

Verdict: EVGA SuperNOVA 750 G2 750W Gold is a reliable, efficient choice for users who need 750W and value a 10-year warranty over higher wattage.

5 Best 850w

EVGA SuperNOVA 850 G+ 850W PSU

Best for: High-wattage small form factor builds

Wattage

850W

Efficiency Rating

80 Plus Gold

Modularity

Fully Modular

Fan Size

135mm

Warranty

10 Year

Dimensions

7.1 × 5.9 × 3.35 inches

View on Amazon: EVGA SuperNOVA 850 G+ 850W PSU

This EVGA unit delivers 850W of power with 80 Plus Gold efficiency. It uses a large 135mm fan for quiet operation and includes a 10-year warranty. The fully modular design helps manage cable clutter in small cases. It suits users needing high wattage in an SFX form factor without sacrificing reliability or efficiency.

Pros

• 80 Plus Gold efficiency rating
• 135mm fluid dynamic bearing fan
• 10-year warranty coverage
• Fully modular cable design

Cons

• Heavier than standard SFX units at 7 pounds
• Larger physical dimensions than some compact alternatives
• No mention of zero-RPM fan mode

Good fit if

• You need 850W in a small form factor case
• You prioritize long-term warranty support
• You want high efficiency under typical loads

Skip if

• You require the absolute smallest SFX dimensions
• You need a lighter power supply for tight builds
• You prefer a lower wattage option

Verdict: EVGA 850W Gold SFX offers robust power and a long warranty for small builds. It fits users who need high wattage in a compact chassis and value reliability over minimal weight.

6 Also great

SilverStone 700W SFX 80 Plus Gold Power Supply

Best for: compact builds needing quiet 700W power

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

The SilverStone SST-SX700-G delivers 700W of power in a standard SFX form factor. It holds an 80 PLUS Gold efficiency rating and uses a fully modular design with flat cables. The unit features a 92mm fan that runs at a quiet 18 dBA. It includes Japanese capacitors and a single +12V rail for stable voltage. This unit suits builders needing reliable power for compact cases.

Pros

• 80 PLUS Gold efficiency certification
• Fully modular with flat cables
• Quiet 18 dBA 92mm fan
• Japanese capacitors for reliability

Cons

• 700W output is lower than the 850W competitors
• Not compatible with ATX mounting holes
• Heavier at 3.09 pounds

Good fit if

• You need a fully modular SFX unit
• You prioritize quiet operation under load
• You have a compact case with SFX mounts

Skip if

• You require 850W or more of power
• Your case only supports ATX form factors
• You need the highest wattage available

Verdict: SilverStone 700W SFX Gold PSU offers stable power for compact builds. It fits users who value quiet operation and modular flexibility over higher wattage.

7 Best 120mm fan

SilverStone 700W Platinum SFX-L Power Supply

Best for: Silent builds needing high efficiency

Wattage

700W

Efficiency Rating

80 PLUS Platinum

Modularity

Fully Modular

PCIe Connector Type

PCI-E 8/6pin

Fan Size

120mm

Form Factor

SFX

View on Amazon: SilverStone 700W Platinum SFX-L Power Supply

This SilverStone unit offers 700W of continuous power in an SFX-L form factor. It carries an 80 PLUS Platinum efficiency rating, which reduces waste heat. The standout feature is a 120mm fan that supports semi-fanless operation for silent running. It is fully modular with flexible flat cables. This design suits builders who prioritize thermal quietness and high efficiency over raw wattage.

Pros

• 80 PLUS Platinum efficiency rating
• 120mm fan for semi-fanless operation
• Fully modular with flexible flat cables
• Supports Quad PCI-E 8/6pin connectors

Cons

• 700W output is lower than competitors
• SFX-L size may not fit all cases
• Heavier build at 5.07 pounds

Good fit if

• You need silent operation under light loads
• You want high efficiency for lower heat
• You have an SFX-L compatible case

Skip if

• You require 850W or more power
• Your case only supports standard SFX
• You prefer smaller 80mm fan units

Verdict: SilverStone SFX 700W 120mm Fan fits users who value quiet cooling and top-tier efficiency. It is ideal for builds where noise reduction matters more than maximum wattage.

Specifications side by side

Frequently asked questions