sSpec# CPU Speed Processor # PCG Bus Speed Mfg Tech Stepping Cache Size Package Type
SL9SJ 2.33 GHz T7600 N/A 667 MHz 65 nm B2 4 MB 479 pin
SL9SD 2.33 GHz T7600 N/A 667 MHz 65 nm B2 4 MB 478 pin
SL9SK 2.16 GHz T7400 N/A 667 MHz 65 nm B2 4 MB 479 pin
SL9SE 2.16 GHz T7400 N/A 667 MHz 65 nm B2 4 MB 478 pin
SL9SF 2 GHz T7200 N/A 667 MHz 65 nm B2 4 MB 478 pin
SL9SL 2 GHz T7200 N/A 667 MHz 65 nm B2 4 MB 479 pin
SL9SG 1.83 GHz T5600 N/A 667 MHz 65 nm B2 2 MB 478 pin
SL9SP 1.83 GHz T5600 N/A 667 MHz 65 nm B2 2 MB 479 pin
SL9SQ 1.66 GHz T5500 N/A 667 MHz 65 nm B2 2 MB 479 pin
SL9SH 1.66 GHz T5500 N/A 667 MHz 65 nm B2 2 MB 478 pin

http://processorfinder.intel.com/Li...sSpec=&OrdCode=

請問479跟478兩種腳位的CPU差別在哪呢?
同樣2.33G確有兩種不同的腳位
SL9SJ 2.33 GHz T7600 N/A 667 MHz 65 nm B2 4 MB 479 pin
SL9SD 2.33 GHz T7600 N/A 667 MHz 65 nm B2 4 MB 478 pin
兩者的差異很多嗎?