Table:
text: List of Intel Atom microprocessors
Embedded processors/SoCs
"Tunnel Creek" (45 nm)
Model_number sSpec_number Frequency GPU_frequency L2_cache I_O_bus Memory Voltage Socket Release_date Part_numbers Release_price_USD_
Atom E660 SLH54(B0)SLJ34(B1) 1.3 GHz 400 MHz 512 KB PCIe 1 × DDR2-800 0.8–1.175V FC-BGA 676 September 14, 2010 CT80618003201AA $54
Atom E660T SLH5L(B0)SLJ38(B1) 1.3 GHz 400 MHz 512 KB PCIe 1 × DDR2-800 0.8–1.175V FC-BGA 676 September 14, 2010 CT80618003201AB $64
Atom E680 SLH94(B0)SLJ35(B1) 1.6 GHz 400 MHz 512 KB PCIe 1 × DDR2-800 0.8–1.175V FC-BGA 676 September 14, 2010 CT80618007035AA $74
Atom E680T SLH95(B0)SLJ39(B1) 1.6 GHz 400 MHz 512 KB PCIe 1 × DDR2-800 0.8–1.175V FC-BGA 676 September 14, 2010 CT80618007035AB $85

Question: What is the socket of the 2009 "Tunnel Creek" (45nm) Embedded Processors/SOCs model Atom e680t in the Intel Atom microprocessors list?