Loongson
Loongson microprocessor specifications

Loongson

Section Title: Loongson microprocessor specifications
Table Section Text: None

Name / Generation	Model	Frequency [MHz]	Architecture version	Year	Cores	Process [nm]	Transistors [millions]	Die size [mm2]	Power [W]	Voltage [V]	L1 Dcache [k]	L1 Icache [k]	L2 cache [k]	Performance [ SPECCPU2000]

Loongson-1 (embedded CPU)	1	266	MIPS32	2002	1	180	4	?	1	?	8	8	none	19/25

1A	300	MIPS32	2011?	1	130	22	71.4	1	16	16	none

1B	266	MIPS32	2011	1	130	13.3	28	<0.5	8	8	none

1C	300	MIPS32	2013	1	130	11.1	28.3	<0.5	16	16	none

Loongson-2 (singleCore)	2B	250	MIPS-III 64-bit	2003	1	180	?	?	?	?	32	32	none	52/58

2C	450	MIPS-III 64-bit	2004	1	180	13.5	41.5	?	?	64	64	none	159/114

STLS2E	1000	MIPS-III 64-bit	2006	1	90	47	36	7	1.2	64	64	512	503/503

STLS2F	1200	MIPS-III 64-bit	2007	1	90	51	43	5	1.2	64	64	512

L2G	900–1000	MIPS64	2010	1	65	100	60	<4	1.1?	64	64	1024	?

L2H	1000	MIPS64r2	2011	1	65	4	1.1?	64	64	512	?

Loongson-3 (multiCore)	3A1000	1000	MIPS64r2	2009	4	65	>400	174.5	10	1.1	64	64	4096	568/788, 2.4/2.3 (SPECCPU2006)

3B1000	1000	MIPS64r2	2011	4+4	65	>600	?	20	?	64	64	4096

3B1500	1200	MIPS64r2	2012	4+4	32	1140	160	30/60	?	64	64	8192

3A2000	1000	MIPS64r2	2015	4	40	621	202.3	15	?	64	64	4092	6~7(SPECCPU2006)

3A3000	1500	MIPS64r2	2017	4	28	>1,200	155.78	30	?	64	64	8192	1100/1700, Single Core 11/10 & Multi Core 36/33 (SPECCPU2006)

Loongson-T (manyCore)	Loongson-T	1000	MIPS32	?	64	28?	?	?	?	?	32×64	16×64	256×16	?

Name / Generation	Model	Frequency [MHz]	Architecture version	Year	Cores	Process [nm]	Transistors [millions]	Die size [mm2]	Power [W]	Voltage [V]	L1 Dcache [k]	L1 Icache [k]	L2 cache [k]	Performance [ SPECCPU2000]

Sentence(s)

Loongson Single core is about 65 nm and has 512 KB L2 cache.

final_sentence: Loongson Single core is about 65 nm and has 512 KB L2 cache.