Quantum Effect Design

Quantum Effect Design (1997) -> Quantum Effect Devices (2000) -> PMC-Sierra -> Microsemi (2016)

 • Quantum Effect Design on Wikipedia (1991)

 • Quantum Effect Devices on Wikipedia (1997)

 • PMC-Sierra on Wikipedia (2000)

See also: IDT, NEC, Toshiba, PMC-Sierra and MIPS

Timeline

• 1991 - Quantum Effect Design founded.
• 1997 - Quantum Effect Design renamed to Quantum Effect Devices.
• 2000 - Quantum Effect Devices was acquired by the semiconductor manufacturer PMC-Sierra

Processors

R4600 series ("Orion") - MIPS III

• R4600 (1993)  • R4600 on Wikipedia

IDT 79RV4600 - @100/133MHz

NKK NR4600 - @100MHz

• R4640/R4650

IDT 79RV4640 (1995) - @150/180MHz (32-bit) - WebTV Networks Plus Thin Client

IDT 79RV4650 (1994) - @150/180MHz, 133/166MHz (64-bit) - Namco System 23 Hardware

• R4700 (1996)

IDT 79RVR4700 - @100/133/150MHz, @175/200MHz

R5000 series ("Orion") - MIPS IV

• R5000 (1996) - @180MHz  • R5000 on Wikipedia

IDT 79RV5000

NEC VR5000

NKK NR5000

Toshiba TX5000

• R5000A (1997) - @200MHz
• R5900 (1999)

Sony CXD9615GB @300MHz (64-bit)

 • Sony PlayStation 2 on Wikipedia

 • Emotion Engine on Wikipedia

Sony PlayStation - R3051 (R3000A) @33MHz

RM52x0 series (1997)

Quantum Effect Design + MIPS (MTI) -> Quantum Effect Devices

• RM5230 - @100/133МHz, @150/175МHz (32-bit @66MHz)
• RM5260 - @133/150МHz, @175/200МHz (64-bit @75MHz)
• RM5270 - @150/200МHz (64-bit @100MHz)

RM52x1 series (1998)

• RM5231 - @150/200/250МHz (32-bit @75MHz)
• RM5261 - @250/266МHz (64-bit @100MHz)
• RM5271 (1999) - @300МHz (64-bit @125MHz)

RM52x1A series (2001)

Quantum Effect Devices (2000) -> PMC-Sierra

• RM5231A - @250/350МHz (32-bit @100MHz)
• RM5261A - @250/400МHz (64-bit @125MHz)

RM7000 series (1998)

• RM7000 - @250/600MHz (250,180,130nm)

RM9000 series (2001)

Devices

• RM5230 - Cobalt Qube, Cobalt Qube 2700
• RM5231 - Cobalt Qube 2, Cobalt RaQ, Cobalt RaQ 2, Seagate NASRaQ

Device	Type	PHY modes	Manuf.	CPU1	FLA1	RAM1	WI1	WI2	Switch	Ether.	Expan.	Ports	FCC date
Cobalt RaQ 2	NAS		CoO:	Quantum Effect Design RM5231 250 MHz	0.5 MiB524,288 B <br />4,096 Kib <br />512 KiB <br />4 Mib <br />4.882812e-4 GiB <br />		unk.			100M 2x LAN	IDE Ultra SCSI
Seagate NASRaQ	NAS		Cobalt Networks RaQ CoO:	Quantum Effect Design RM5231 250 MHz	0.5 MiB524,288 B <br />4,096 Kib <br />512 KiB <br />4 Mib <br />4.882812e-4 GiB <br />	512 MiB536,870,912 B <br />4,194,304 Kib <br />524,288 KiB <br />4,096 Mib <br />0.5 GiB <br />	unk.			100M 1x LAN	IDE Ultra SCSI