features/modchips
Matrix
Xodus
Commercial HomeBrew LPC modchips
Developed by

cyclone: here
ozxchip1.2/3: here
xkiller: here
lpcmod (also called Cheapmod.com): here
X-elixis: here
(Dual) Rod Mod: here
Aladdin-Universal (also called Xecutioner): here
ALX2+: here
ChipStation: here
Apple-X2: here
Suggested retail price
$59
often between $25 - $50
TBA
discontinued
released
Type
standalone
standalone
originals
original imports
unsigned code
debug
backups
macrovision off
no-patch hack
no-patch hack2
eject trick/fix
VGA mode
IGR
LBA48
HDD swap
Bios
dependent

(the newest bios releases can boot everything & have all hacks)
Bios
dependent

(the newest bios releases can boot everything & have all hacks)
Size of flash chip
256KB
256KB
Pre-Flashed Bios
no
yes
Cyclone(X-ecuter2 4979), LPCmod (Evox D.6 or X-ecuter2 4979), ALX2+ (?), Apple-X2 (?), ozxchip1.2/3(cromwell), xkiller (?), X-elixis(?), (Dual) Rod Mod (Evox D.6), Aladdin-Universal (Evox D.6), ChipStation(X-ecuter2 4974 Final)
MultiBios
no
yes
ALX2+ (2x256k), Dual Rod Mod
no
Cyclone, LPCmod, Apple-X2, ozxchip1.2/3, xkiller, X-elixis, Rod Mod, Aladdin-Universal, ChipStation
Flash Upgradeble with PC via LPT
yes
(external)
possible (flasher not included)
Flash Upgradeble with PC via USB
no
no
Flash Upgradeble with Xbox software
yes
yes
Possible to flash TSOP?
possible
Socketed chip?
no
yes
Cyclone, LPCmod, ozxchip1.3, X-elixis, (Dual) Rod Mod
no
ALX2+, Apple-X2, ozxchip1.2, xkiller, Aladdin-Universal, ChipStation
Flash protection?
yes
yes
ozxchip1.3, (Dual) Rod Mod
no
Cyclone, LPCmod, ALX2+ (but 256k rom), Apple-X2, ozxchip1.2, xkiller, X-elixis, Aladdin-Universal, ChipStation
Software controllable modchip features
no
no
Switch to onboard bios?
yes
yes
ALX2+, ozxchip1.3
possible (put switch on d0)
Cyclone, LPCmod, Apple-X2, ozxchip1.2, xkiller, X-elixis, (Dual) Rod Mod, Aladdin-Universal, ChipStation
Xbox v1.0
yes
yes
Xbox v1.1
yes
yes
Xbox v1.2
no
yes
Xbox v1.3
no
possible ('tightmod' using alternative LFRAME)
Xbox v1.4
no
possible ('tightmod' using alternative LFRAME)
Xbox v1.5
no
possible ('tightmod' using alternative LFRAME)
Xbox v1.6
no
yes
QuickSolder install
no
Cyclone, Apple-X2, X-elixis, Aladdin-Universal
Extended QuickSolder install
no
xkiller
Wire install
no
ALX2+,
Headerpin install
no
LPCmod, ALX2+, ozxchip1.2/3, (Dual) Rod Mod, ChipStation
No-solder install
yes
  
#chips on mod/type
2/pcb
1/pcb or bare
Diagrams/manuals
cyclone: diagrams
lpcmod: diagrams
ALX2+: diagrams
Apple-X2: diagrams
ozxchip1.3: diagrams ozxchip1.2: diagrams
(Dual) Rod Mod: n/a
Aladdin-Universal: diagrams
xkiller: diagrams
X-elixis: diagrams
ChipStation: diagrams
Tightmod tutorial (Xbox v1.3-v1.5): here
install cheapmod on Xbox v1.6: here