Other add-on cards/options, 13 mm (All brands) Asus (All categories) Computer components - Other add-on cards/options (Stock) In stock only 24 48 96 Best match Name Lowest price Highest price Newest Oldest Asus TPM-SPI TPM Chip, Improve Your Computer's Security. 14 (TPM-SPI) Starting at $18.91+GST $20.80incl. GST $27.74 $30.51 Save 32% 20 available