Capabilities and system requirements

  Mo'Slo v.1.5 Mo'Slo Deluxe v.3.3 Mo'Slo 4BIZ v.3.3

Earliest compatible processor

80386

80386

80486

Hypothetical maximum processor frequency

>1THz (1,000,000MHz)

>1THz

>1THz

Number of DOS slowdown methods

2

3 in real-mode DOS
2 in protected mode

2

Number of Win32 slowdown methods

0

0

3

Operating systems

MS-DOS 3 and later

Windows 95/98/ME

Windows NT/2000/XP/Vista*

MS-DOS 5 and later

Windows 95/98/ME

Windows NT/2000/XP/Vista*

Windows 95/98/ME

Windows NT/2000/XP/Vista

Parameters to specify virtual system speed

%-of-normal

%-of-normal

processor emulation

%-of-normal

system-independent

system-specific
(bypasses system test)

Minimum increment for %-of-normal speed

0.01%

0.01%

0.01%

Slows MS-DOS program files

yes

yes

yes

Option to install as TSR (Terminate but Stay Resident) program

no

yes

no

Overcomes serial port errors in Motorola RSS

no

yes (search 'motorola' in FEEDBACK)

no

Overcomes Turbo Pascal runtime divide errors 200 and R6003

yes, in DOS and Windows 9x/ME

yes, in DOS and Windows 9x/ME

yes, in all 32-bit Windows

Can disable CPU primary cache

no

yes, in real-mode DOS

no

Passes command parameters to slowed program

no

yes

yes

Slows batch files directly

no

yes

yes

Slows Windows-native program files

no

no

yes

Keyboard adjust virtual speed

no

yes

yes (DOS methods)

Keyboard on/off toggling of slowdown

n/a

yes

yes

QuickLoad option to load normal speed, start slowdown with keystrokes

no

yes

yes

Parameter to delay onset of slowdown

no

yes

yes

Parameter to limit duration of slowdown

no

yes

yes

Parameter to open slowed command prompt

no

yes

yes

Windows interface for parameter testing and creation of shortcuts

no

no

yes

Can limit maximum processor usage in NT-based Windows

no

no

yes

Can restrict slowdown and slowed threads to specific logical processor in multi-processor and hyperthreaded systems

no

no

yes

* Mo'Slo Deluxe and basic do not reliably overcome load-time divide errors in Windows NT/2000/XP/Vista.


 
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