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 E620 | SLH56(B0)SLJ32(B1) | 600 MHz | 320 MHz | 512 KB | PCIe | 1 × DDR2-800 | 0.8–1.175V | FC-BGA 676 | September 14, 2010 | CT80618005844AA | $19 |
| Atom E620T | SLH5N(B0)SLJ36(B1) | 600 MHz | 320 MHz | 512 KB | PCIe | 1 × DDR2-800 | 0.8–1.175V | FC-BGA 676 | September 14, 2010 | CT80618005844AB | $22 |
| Atom E640 | SLH55(B0)SLJ33(B1) | 1 GHz | 320 MHz | 512 KB | PCIe | 1 × DDR2-800 | 0.8–1.175V | FC-BGA 676 | September 14, 2010 | CT80618005841AA | $29 |
| Atom E640T | SLH5M(B0)SLJ37(B1) | 1 GHz | 320 MHz | 512 KB | PCIe | 1 × DDR2-800 | 0.8–1.175V | FC-BGA 676 | September 14, 2010 | CT80618005841AB | $37 |