MSI High end
Check on Amazon MPG X870E Carbon WiFi
$370–$409
X870E platform match
FSP SDA2-650 (2019)
- Brand
- FSP
- Model
- SDA2-650
FSP Dagger PRO 650W SFX, 80+ Gold, fully modular PSU for SFF builds—dual EPS, semi‑fanless; no native 12VHPWR/ATX 3.0.
TierHigh end?GixCore tierWhat a part was built to do — not what it costs.EntryBudgetMainstreamHigh endEnthusiastFlagship A part can be cheap because it is an ageing flagship, or because it is a current entry-level model. The tier tells you which.
Released2019
As an Amazon Associate, GixCore earns from qualifying purchases.Pricing note?This range is based on our last recorded catalog price and is not a quote. Check Amazon for the current price.
Wattage650 W
Efficiency80+ Gold
Form factorSFX
ModularYes
GixCore Editorial
Product overview
FSP’s Dagger PRO 650W (model SDA2-650) debuted in 2019 as part of the compact Dagger PRO SFX line, bringing an 80 PLUS Gold, fully modular design to small‑form‑factor builds. The official specs highlight SFX12V v3.3 compliance and a cable set tailored to SFF cases.Sourcetomshardware.com
Positioned as a high_end SFX PSU, it exists to deliver Gold‑grade efficiency and tidy, fully modular cabling in tight enclosures without stepping up to pricier Platinum or ATX 3.0 units. At 650 W it suits SFX/small‑form‑factor mid‑range gaming and many high‑end GPU builds; note there’s no native 12VHPWR and no ATX 3.0 rating, so PCIe 5.0 cards require adapters. Notable: two EPS CPU connectors in an SFX unit plus a semi‑fanless fan profile. Still listed by FSP as an active product (not discontinued) as of 2026.Sourcefsplifestyle.com
Best for
Official product specifications - SFX/small-form-factor
- mid-range gaming
- high-end GPU builds
Pairing fit
Compatible Motherboards
Compatible options ranked for this part's performance class.
Asus High end
Check on Amazon ROG Strix X870-A Gaming WiFi
$256–$283
X870 platform match
Gigabyte High end
Check on Amazon X870 AORUS Elite WIFI7
$228–$252
X870 platform match
Gigabyte High end
Check on Amazon Z890 AORUS Elite WIFI7
$243–$269
Z890 platform match
MSI High end
Check on Amazon MAG Z790 Tomahawk WiFi
$119–$131
Z790 platform match
ASUS High end
Check on Amazon Prime Z790-A WiFi 6E
$123–$136
Z790 platform matchBudget pairings6 lower-tier compatible options
Gigabyte Mainstream
Check on Amazon B850 AORUS Elite WIFI7
$195–$216
B850 platform match
Gigabyte Mainstream
Check on Amazon B850 Eagle WIFI6E
$155–$171
B850 platform match
ASUS Mainstream
Check on Amazon ROG Strix B850-I Gaming WiFi
$332–$367
B850 platform match
Gigabyte Mainstream
Check on Amazon B760 AORUS Elite AX
$114–$126
B760 platform match
MSI Mainstream
Check on Amazon MAG B760 Tomahawk WiFi
$129–$143
B760 platform match
MSI Mainstream
Check on Amazon PRO B760-P WiFi DDR4
$133–$147
B760 platform matchPairing fit
Compatible Cases
Compatible options ranked for this part's performance class.
NZXT High end
Check on Amazon H9 Flow Black
$114–$126
ATX motherboard fit
be quiet! High end
Check on Amazon Silent Base 802 Window Black
$190–$210
ATX motherboard fit
Corsair Enthusiast
Check on Amazon 7000D Airflow full-tower for big builds
$256–$283
ATX motherboard fit
Cooler Master Flagship
Check on Amazon Cosmos C700M Black
$534–$590
ATX motherboard fit
Cooler Master Flagship
Check on Amazon HAF 700 EVO Black
$579–$640
ATX motherboard fit
Cooler Master Enthusiast
Check on Amazon MasterFrame 600 Black
$255–$281
E-ATX, ATX, Micro-ATX, Mini-ITX motherboard fitBudget pairings6 lower-tier compatible options
Corsair Mainstream
Check on Amazon 3000D Airflow White
$94–$104
ATX motherboard fit
Lian Li Mainstream
Check on Amazon A3X-WDG Black
$85–$94
mATX motherboard fit
CORSAIR Mainstream
Check on Amazon Crystal 280X RGB
$171–$189
mATX motherboard fit
NZXT Mainstream
Check on Amazon H7 Flow RGB Black
$142–$157
ATX motherboard fit
Corsair Mainstream
Check on Amazon iCUE 220T White
$100–$110
ATX motherboard fit
Corsair Mainstream
Check on Amazon iCUE 220T RGB Airflow Black
$114–$126
ATX motherboard fitSpecifications
At a glance iEach dot represents a catalog model. Farther right means a higher measured value, not necessarily a better fit.Measured against the power supplies catalog
Current modelCatalog models
Wattage650 W
Higher than 18% of power supplies
- Wattage
- 650 W
- Efficiency
- 80+ Gold
- Modular
- Yes
- Eco Mode
- Yes
- Form factor
- SFX