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Power supplies / Compare

ASRock PRO-850G vs MSI MPG A1250GS PCIE5 II

22 of 58 fields differ

Download CSVDownload JSON
  • 16 different values
  • 6 known for one only
  • 6 the same
  • 30 missing for both

Biggest differences

Each bar uses the scale of all 66 power supplies.

  1. 16-pin GPU connectorsA: 1B: 2MSI has 1 more.
  2. SATA power connectorsA: 4B: 8MSI has 4 more.
  3. 4-pin Molex connectorsA: 2B: 4MSI has 2 more.
  4. PCIe 8-pin connectorsA: 2B: 3MSI has 1 more.
  5. PowerA: 850WB: 1,250WMSI is 400 W higher.

Size, drawn to scale

Front and side.

All 66 fields

Every value links to where we found it.

AASRock PRO-850G
BMSI MPG A1250GS PCIE5 II

General

3 of 12 differ
Announced
Not available
Not available
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
Not available
Launch price (EU)
Not available
Not available
Markets
Not available
Not available
Built by (OEM)
Not available
Not available

Power

4 of 9 differ
Full power rated up to
Not available
Not available
12V rail design
Not available
Not available
+12V max power
Not available
+3.3V and +5V combined power
Not available
Not available
+5V standby current
Not available
Alternative low power mode (ALPM)
Not available
Not available

Certifications

0 of 5 differ
Cybenetics efficiency at 115V
Not available
Not available
Cybenetics efficiency at 230V
Not available
Not available
Cybenetics noise at 115V
Not available
Not available
Cybenetics noise at 230V
Not available
Not available

Measured

None of 10 known
Average efficiency at 115V (measured)
Not available
Not available
Average efficiency at 230V (measured)
Not available
Not available
Light-load efficiency at 115V (measured)
Not available
Not available
Average power factor at 115V (measured)
Not available
Not available
Average noise at 115V (measured)
Not available
Not available
Noise at full load at 115V (measured)
Not available
Not available
Standby power with no load at 115V (measured)
Not available
Not available
Hold-up time (measured)
Not available
Not available
12V ripple at full load (measured)
Not available
Not available
12V load regulation (measured)
Not available
Not available

Cables and connectors

7 of 7 differ
Cables
CPU (EPS) connectors
1
2
PCIe 8-pin connectors
2
3
16-pin GPU connectors
1
2
SATA power connectors
4
8
4-pin Molex connectors
2
4

Fan

3 of 4 differ
Fan bearing
Not available
Fan mode switch
Not available
Not available

Protection and parts

3 of 3 differ
Protections
Over-current (OCP), Over-voltage (OVP), Under-voltage (UVP), Over-power (OPP), Over-temperature (OTP), Short-circuit (SCP), No-load (NLO), Surge and inrush (SIP)1Maker spec sheet (PDF)storage-asset.msi.com/datasheet/power-supply/us/MPG-A1250GS-PCIE5-II.pdfRead 14 October 2026Protection line: OCP / OTP / OPP / SCP / OVP / UVP / SIP / NLO.

Monitoring and lighting

None of 4 known
Software monitoring
Not available
Not available
Software
Not available
Not available
Built-in power display
Not available
Not available
RGB lighting
Not available
Not available

Dimensions and weight

1 of 2 differ
Weight
Not available
Not available

In the box

None of 1 known
In the box
Not available
Not available

Warranty

1 of 1 differ
Manufacturer warranty (source market)

Both are also in the API. Back to all power supplies.