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ASUS ROG Loki SFX-L 1000W Platinum vs Gigabyte UD850GM PG5: Comparison
What is the difference between ASUS ROG Loki SFX-L 1000W Platinum and Gigabyte UD850GM PG5?
Start with warranty, because it is the widest measured gap between them: ASUS ROG Loki SFX-L 1000W Platinum 10 years against Gigabyte UD850GM PG5 5 years, 50% in favour of ASUS ROG Loki SFX-L 1000W Platinum. ASUS ROG Loki SFX-L 1000W Platinum also leads on hold-up time, 22.9 ms on the ASUS ROG Loki SFX-L 1000W Platinum versus 16 ms on the Gigabyte UD850GM PG5. Pcie 8-pin connectors runs the same way, 3 on the ASUS ROG Loki SFX-L 1000W Platinum versus 4 on the Gigabyte UD850GM PG5, another win for Gigabyte UD850GM PG5. ASUS ROG Loki SFX-L 1000W Platinum also leads on mtbf, 120000 hours on the ASUS ROG Loki SFX-L 1000W Platinum versus 100000 hours on the Gigabyte UD850GM PG5.
ASUS ROG Loki SFX-L 1000W Platinum vs Gigabyte UD850GM PG5: which one fits your build
The ASUS ROG Loki SFX-L 1000W Platinum is the one to take for high-end single-GPU gaming builds (RTX 4080/4090-class cards) and builders who want Platinum-tier efficiency with future GPU upgrade headroom, though it is not built for budget builds where a 550-650W unit would be sufficient and extreme dual-GPU or workstation rigs needing 1200W+. Buy the Gigabyte UD850GM PG5 for Gigabyte AORUS-themed builds and RTX 4070 Ti/4080-class GPUs wanting native ATX 3.1, though it is the wrong buy for buyers wanting the most field-proven, established brand and Multi-GPU workstation loads.
ASUS ROG Loki SFX-L 1000W Platinum vs Gigabyte UD850GM PG5 price
At the last price check the Gigabyte UD850GM PG5 was $110 and the ASUS ROG Loki SFX-L 1000W Platinum $240, a 118% premium.
Frequently asked questions
Do the ASUS ROG Loki SFX-L 1000W Platinum and Gigabyte UD850GM PG5 differ on wattage?
Yes. Wattage reads 1000 W on the ASUS ROG Loki SFX-L 1000W Platinum versus 850 W on the Gigabyte UD850GM PG5.
Is the Modularity the same on the ASUS ROG Loki SFX-L 1000W Platinum and Gigabyte UD850GM PG5?
It is. Both are listed at Fully Modular, so it is not a reason to pick one over the other.
Specs and benchmarks
Brand
- ASUS ROG Loki SFX-L 1000W Platinum
- ASUS
- Gigabyte UD850GM PG5
- Gigabyte
Wattage
- ASUS ROG Loki SFX-L 1000W Platinum
- 1000 WBest
- Gigabyte UD850GM PG5
- 850 W-15%
80 PLUS Rating
- ASUS ROG Loki SFX-L 1000W Platinum
- Platinum
- Gigabyte UD850GM PG5
- Gold
Model Number
- ASUS ROG Loki SFX-L 1000W Platinum
- ROG-LOKI-1000P-SFX-L-GAMING
- Gigabyte UD850GM PG5
- UD850GM PG5
ATX Standard
- ASUS ROG Loki SFX-L 1000W Platinum
- ATX 3.1
- Gigabyte UD850GM PG5
- ATX 3.0
Form Factor
- ASUS ROG Loki SFX-L 1000W Platinum
- SFX-L
- Gigabyte UD850GM PG5
- ATX
Single +12V Rail
- ASUS ROG Loki SFX-L 1000W Platinum
- Yes
- Gigabyte UD850GM PG5
- Yes
Cybenetics Efficiency
- ASUS ROG Loki SFX-L 1000W Platinum
- Platinum
- Gigabyte UD850GM PG5
- Gold
Cybenetics Noise
- ASUS ROG Loki SFX-L 1000W Platinum
- A
- Gigabyte UD850GM PG5
- A-
PCIe CEM Standard
- ASUS ROG Loki SFX-L 1000W Platinum
- PCIe 5.1
- Gigabyte UD850GM PG5
- PCIe 5.0
12V-2x6 Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 1
- Gigabyte UD850GM PG5
- 1
Hold-Up Time
- ASUS ROG Loki SFX-L 1000W Platinum
- 22.9 ms
- Gigabyte UD850GM PG5
- 16 ms-30%
Sleeved Cables
- ASUS ROG Loki SFX-L 1000W Platinum
- No
- Gigabyte UD850GM PG5
- No
PCIe 8-pin Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 3-25%
- Gigabyte UD850GM PG5
- 4
Connector Count
- ASUS ROG Loki SFX-L 1000W Platinum
- 1x 24-pin ATX, 2x EPS 4+4, 1x 16-pin PCIe 5.1, 3x PCIe 6+2-pin, 6x SATA, 4x Molex
- Gigabyte UD850GM PG5
- 1x 24-pin ATX, 2x EPS 4+4, 1x 16-pin 12VHPWR (600W native), 4x PCIe 6+2-pin, 8x SATA, 3x Molex, 1x floppy
Fan Size
- ASUS ROG Loki SFX-L 1000W Platinum
- 120 mm
- Gigabyte UD850GM PG5
- 120 mm
Fan Model / Bearing
- ASUS ROG Loki SFX-L 1000W Platinum
- 120mm double ball bearing (CF1225H12D)
- Gigabyte UD850GM PG5
- 120mm hydraulic bearing
OEM / Platform
- ASUS ROG Loki SFX-L 1000W Platinum
- Great Wall
- Gigabyte UD850GM PG5
- CWT
Japanese Capacitors
- ASUS ROG Loki SFX-L 1000W Platinum
- Yes
- Gigabyte UD850GM PG5
- Yes
EPS 8-pin Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 2
- Gigabyte UD850GM PG5
- 2
SATA Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 6
- Gigabyte UD850GM PG5
- 8
Molex Connectors
- ASUS ROG Loki SFX-L 1000W Platinum
- 4
- Gigabyte UD850GM PG5
- 3
Cable Lengths
- ASUS ROG Loki SFX-L 1000W Platinum
- 24-pin 450mm, EPS 550mm, 16-pin 450mm, PCIe 450mm, SATA 300+190+90mm, Molex 300+100+100+100mm
- Gigabyte UD850GM PG5
- 24-pin 610mm, EPS 600+200mm, 16-pin 700mm, PCIe 600+150mm
Length
- ASUS ROG Loki SFX-L 1000W Platinum
- 125 mm
- Gigabyte UD850GM PG5
- 140 mm
Colour
- ASUS ROG Loki SFX-L 1000W Platinum
- Black
- Gigabyte UD850GM PG5
- Black
Fan Bearing
- ASUS ROG Loki SFX-L 1000W Platinum
- Ball
- Gigabyte UD850GM PG5
- Hydro
MTBF
- ASUS ROG Loki SFX-L 1000W Platinum
- 120000 hours
- Gigabyte UD850GM PG5
- 100000 hours-17%
Modularity
- ASUS ROG Loki SFX-L 1000W Platinum
- Fully Modular
- Gigabyte UD850GM PG5
- Fully Modular
Protections
- ASUS ROG Loki SFX-L 1000W Platinum
- OPP, OVP, UVP, SCP, OCP, OTP
- Gigabyte UD850GM PG5
- OVP, OPP, SCP, UVP, OCP, OTP
Price
- ASUS ROG Loki SFX-L 1000W Platinum
- 239.99 USD
- Gigabyte UD850GM PG5
- 109.99 USD
Warranty
- ASUS ROG Loki SFX-L 1000W Platinum
- 10 yearsBest
- Gigabyte UD850GM PG5
- 5 years-50%
Which one should you pick?
Choose ASUS ROG Loki SFX-L 1000W Platinum if you want the higher wattage (1000 W vs 850 W), the higher 12V-2x6 connectors (1 vs 1) and the higher Hold-Up time (22.9 ms vs 16 ms).
Choose Gigabyte UD850GM PG5 if you want the higher PCIe 8-pin connectors (4 vs 3).
Price comparison
| Retailer | ASUS ROG Loki SFX-L 1000W Platinum | Gigabyte UD850GM PG5 |
|---|---|---|
| Amazon | $239.99 View on Amazon | $109.99 View on Amazon |
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
ASUS ROG Loki SFX-L 1000W Platinum
8.7 / 10 Expert Rating
The 1000W Loki SFX-L is the halo SKU of ASUS's small-form-factor line, aimed at ITX builders who want to run a flagship GPU without moving up to a full ATX case.
Gigabyte UD850GM PG5
8 / 10 Expert Rating
A modern, well-specced ATX 3.1 Gold unit for Gigabyte-themed builds, docked slightly for being a newer, less field-tested platform.




