10 nm	Tremont
130 nm	Tualatin
14 nm	Airmont
180 nm	Coppermine
22 nm	Silvermont
250 nm	Deschutes
32 nm	Saltwell
350 nm	Pentium Pro(166–200 MHz)
45 nm	Bonnell
500 nm	Pentium Pro(150 MHz)
65 nm	Yonah
90 nm	Dothan
Common manufacturer	Intel
Cores	1–4 (4-6 Extreme, 2-8 Xeon)
Designed by	Intel
Discontinued	September 27, 2013
DMI speeds	4 GT/s
Extensions	MMX, SSE, SSE2, SSE3, SSSE3, SSE4, SSE4.1, SSE4.2, AVXVT-x, VT-dAES-NI, CLMUL, TXT
GPUs	HD Graphics650 MHz to 1100 MHzHD Graphics 2000650 MHz to 1250 MHzHD Graphics 3000650 MHz to 1350 MHzHD Graphics P3000850 MHz to 1350 MHz
Instruction set	x86-64
Instructions	x86-16, IA-32, x86-64
Intel 18A	Arctic Wolf
Intel 3	Arrow Lake-U
Intel 4	Crestmont
Intel 7(10 nm ESF)	Gracemont
L1 cache	64 KB per core
L2 cache	256 KB per core
L3 cache	1 MB to 8 MB shared10 MB to 15 MB (Extreme)3 MB to 20 MB (Xeon)
Launched	January 9, 2011; 15 years ago (January 9, 2011)
Marketed by	Intel
Max. CPU clock rate	1.60 GHz to 3.60 GHz
Microarchitecture	Sandy Bridge
Model	CeleronPentiumCore i3/i5/i7/i7 ExtremeXeon E3/E5
N3B (TSMC)	Skymont
NetBurst	Katmai
NetBurst(HT)	Pentium M
Predecessors	Nehalem (tock)Westmere (tick)
Product code	80619 (extreme desktop)80620 (server LGA1356)80621 (server LGA2011)80623 (desktop)80627 (mobile)
Product code name	Gesher
QPI speeds	6.4 GT/s to 8.0 GT/s
Sockets	LGA 1155 (desktops and workstations)LGA 2011 (high-end servers)LGA 1356 (low-end, dual-processor servers)Socket G2BGA-1023BGA-1224BGA-1284
Successors	Ivy Bridge (tick)Haswell (tock)
Transistors	504M to 2.27B 32nm

Sandy Bridge

Key specifications