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Product comparison · 2 computer cases

FSP M221-BA Case Midi Tower mATX, ATX Black ARGB vs FSP U660-B Case Full Tower mITX, mATX, ATX (BTF), E-ATX, EEB Black

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  • 33specifications compared
  • 23differ
  • 10identical
  • 20known for one product only

Key differences

The FSP U660-B Case Full Tower mITX, mATX, ATX (BTF), E-ATX, EEB Black has 16 more 3.5" bays than the FSP M221-BA Case Midi Tower mATX, ATX Black ARGB (18 vs 2). The FSP U660-B Case Full Tower mITX, mATX, ATX (BTF), E-ATX, EEB Black has 2 more 2.5" bays than the FSP M221-BA Case Midi Tower mATX, ATX Black ARGB (4 vs 2). The FSP U660-B Case Full Tower mITX, mATX, ATX (BTF), E-ATX, EEB Black has 2 more expansion slots than the FSP M221-BA Case Midi Tower mATX, ATX Black ARGB (9 vs 7). Form factor: Midi Tower on the FSP M221-BA Case Midi Tower mATX, ATX Black ARGB, Full Tower on the FSP U660-B Case Full Tower mITX, mATX, ATX (BTF), E-ATX, EEB Black. Type: PC on the FSP M221-BA Case Midi Tower mATX, ATX Black ARGB, Server on the FSP U660-B Case Full Tower mITX, mATX, ATX (BTF), E-ATX, EEB Black.

  • Form factor
    • Midi Tower
    • Full Tower
  • Type
    • PC
    • Server
  • Number of 3.5" bays
    • 2
    • 18
  • Number of 2.5" bays
    • 2
    • 4
  • Number of expansion slots
    • 7
    • 9
  • Maximum CPU cooler height
    • 16.3 cm
    • 18 cm
  • Maximum graphics card length
    • 31.7 cm
    • 42 cm
  • Maximum PSU length
    • 17 cm
    • 23 cm

Side by side

Differences highlightedShow differences only
53 specifications
A

FSP

M221-BA Case Midi Tower mATX, ATX Black ARGB

Model M221-BA

View product
B

FSP

U660-B Case Full Tower mITX, mATX, ATX (BTF), E-ATX, EEB BlackView product
Design9 differ
Form factorDiffersMidi TowerFull Tower
TypeDiffersPCServer
MaterialKnown for oneSPCC
Supported motherboard form factorsDiffersATX, micro ATXATX, Micro-ITX, Mini-ITX, EEB
Number of 3.5" baysDiffers218
Number of 5.25" baysKnown for one0
Number of 2.5" baysDiffers24
Number of expansion slotsDiffers79
Maximum CPU cooler heightDiffers16.3 cm18 cm
Maximum graphics card lengthDiffers31.7 cm42 cm
Maximum PSU lengthDiffers17 cm23 cm
Side windowKnown for oneYes
Illumination colourKnown for oneMulti
Illumination locationKnown for oneCase fans
Tempered glass panel(s)Known for oneYes
Anti-dust filterKnown for oneYes
RGB control buttonKnown for oneYes
Reset buttonKnown for oneYes
LED indicatorsKnown for oneYes
Power supply1 differ
Power supply locationDiffersBottomRear
Supported power supply form factorsKnown for oneATX
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers13
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
Combo headphone/mic portKnown for oneYes
Cooling6 differ
Number of front fans supported (max)Differs34
Front fans diameters supportedDiffers120 mm120,140 mm
Number of side fans supported (max)Known for one4
Side fans diameters supportedKnown for one120,140 mm
Rear fans diameters supportedDiffers120 mm120,140 mm
Number of top fans supported (max)Differs23
Number of bottom fans supported (max)Differs23
Bottom fans diameters supportedDiffers120,140 mm120 mm
Liquid cooling capabilityKnown for oneYes
Side radiator sizes supportedKnown for one360 mm
Top radiator sizes supportedKnown for one360 mm
Rear fans installedKnown for one1x 120 mm
Storageidentical
SSD form factorKnown for one2.5"
Weight & dimensions4 differ
WidthDiffers208 mm258 mm
DepthDiffers358 mm450 mm
HeightDiffers432 mm568 mm
WeightDiffers3.7 kg11.6 kg
Material thicknessKnown for one0.8 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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