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Lian Li SP750 vs NZXT C850 Gold ATX 3.1

Researched, not hands-on tested.How we review ›

all judged against power supplies at a similar price

The NZXT C850 Gold ATX 3.1 scores 6.7/10 overall, ahead of the Lian Li SP750 at 5.9/10.

The Lian Li SP750 leads on quality and protections.

The NZXT C850 Gold ATX 3.1 leads on cabling and connectors, noise and warranty.

They score the same on efficiency.

The biggest difference is warranty, where the NZXT C850 Gold ATX 3.1 scores 9/10 to the Lian Li SP750's 5/10.

Lian Li SP750

Lian Li SP750

5.9/10verdict: good, not the best

The Lian Li SP750 is a 750 W SFX power supply for compact builds that need a fully modular unit with an 80 PLUS Gold rating. It suits builders who want quiet running and flexible braided cables in a small case. It is a weaker fit for anyone who needs a native 12V-2x6 cable or many SATA connectors.

Typically about £109.99 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

NZXT C850 Gold ATX 3.1

NZXT C850 Gold ATX 3.1

6.7/10verdict: good, not the best

The NZXT C850 Gold ATX 3.1 is an 850 W fully modular power supply for single-GPU builds. It suits buyers who want a native 12V-2x6 cable and a quiet fan at low and moderate loads. The 10-year warranty adds reassurance for a unit meant to stay in a case for a long time.

Typically about £110.74 in the UK when we researched itSearch Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

CriterionWeightLian Li SP750NZXT C850 Gold ATX 3.1
Quality and protections30%6/105/10
Efficiency20%7/107/10
Cabling and connectors20%5/107/10
Noise15%6/107/10
Warranty15%5/109/10
Overall5.9/106.7/10

Specifications

SpecLian Li SP750NZXT C850 Gold ATX 3.1
Rated output (W)750 W maximum DC output; +12V 744 W; +3.3V/+5V 100 W combined850 W
Efficiency rating (80 Plus or Cybenetics)80 PLUS Gold80 PLUS Gold and Cybenetics Gold; measured at 115 V: 85.8% at 10% load, 89.5% at 20%, 91.7% at 50%, 89.2% at 100%
Form factor (ATX or SFX) and ATX 3.x / PCIe 5.x supportSFX, 100 x 63.5 x 125 mm (D x W x H)ATX 3.1, 150 x 86 x 160 mm
Modular cabling (fully, semi or non-modular)Fully modularFully modular
Graphics card connectors (12V-2x6 / 12VHPWR and PCIe 8-pin count)Three PCIe 8-pin (6+2) outputs; one CPU, two SATA and one peripheral connector listed by manufacturer; no 12V-2x6 or 12VHPWR cable listed1x 16-pin 12V-2x6 (rated up to 600 W per NZXT) and 3x 8-pin (6+2) PCIe
Fan size and zero-fan modeOne 92 mm hydraulic-bearing fan; zero-RPM mode until 40% load135 mm fluid dynamic bearing, PWM, 2,300 RPM ±10%, maximum noise 44.5 dBA, Zero RPM mode; silent below 50% load
Warranty (years)5 years10 years

Strengths and weaknesses

Lian Li SP750

  • + Fully modular with braided cables
  • + 80 PLUS Gold; 90.23% efficiency measured at 808 W
  • + Several owners praise quiet operation
  • − No 12V-2x6 or 12VHPWR cable listed
  • − Some owners report fan spinning up at idle
  • − Only two SATA connectors listed

Skip it if:

  • Buyers with a new NVIDIA card who want a native 12V-2x6 cable
  • Builders with many SATA drives who need more than two connectors
  • Anyone who needs a fan that stays fully silent at idle
Read the full Lian Li SP750 review ›

NZXT C850 Gold ATX 3.1

  • + 10-year warranty
  • + Fully modular with native 12V-2x6 cable
  • + Fan stays off below 50% load
  • − Only three 8-pin PCIe connectors
  • − Maximum noise rated at 44.5 dBA
  • − Efficiency drops to 85.8% at 10% load

Skip it if:

  • Builders running several GPUs that need more than three 8-pin PCIe connectors
  • Buyers who want Platinum-level efficiency at very low load
  • Anyone who needs published ripple and regulation data before buying
Read the full NZXT C850 Gold ATX 3.1 review ›

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