Question : Problem: TPM for desktop?

Is hardware TPM primarily only available for laptops?  Even high end $300+ motherboards still do not seem to support TPM yet.

Answer : Problem: TPM for desktop?

Intel executive series motherboards offer TPM (Trusted Platform Module)
http://support.intel.com/products/desktop/motherboards/dq965co/dq965co-overview.htm

http://support.intel.com/products/desktop/motherboards/dq965gf/dq965gf-overview.htm

http://support.intel.com/products/motherboard/dq965wc/index.htm