can be interesting: MintBox 2 with Intel Core i5-3337U Processor (Ivy Bridge). 600 USD

[karmeluk]

Name	MintBox 2
Part Number	IPC-D2x2-C3337NL-H500-WB-XLM-FM4U-BMint
Current Revision	1.2
Long Term Availability	N/A
Processor
Type	Intel Core i5-3337U Processor (Ivy Bridge)
Cores	64-bit dual core
Clock speed	1.8GHz (turbo boost up to 2.7GHz)
TDP	17W
Chipset	Mobile Intel HM76 Chipset (Panther Point)[SUP]4[/SUP]
Memory
Supported	2x SO-DIMM 204-pin DDR3 SDRAM memory slots Up to 16GB (2x 8GB) DDR3-1333/1600
Installed	4GB (2x 2GB)
Storage
Supported	1x SATA up to 6 Gbps (SATA 3.0) for internal 2.5” HDD/SSD 1x mSATA slot up to 3 Gbps (SATA 2.0) 2x eSATA ports up to 3 Gbps (SATA 2.0)
Installed	Internal 2.5” 500GB HDD
Graphics
GPU	Intel HD Graphics 4000 Dual display mode supported

 

[RehabMan]

Name	MintBox 2
Part Number	IPC-D2x2-C3337NL-H500-WB-XLM-FM4U-BMint
Current Revision	1.2
Long Term Availability	N/A
Processor
Type	Intel Core i5-3337U Processor (Ivy Bridge)
Cores	64-bit dual core
Clock speed	1.8GHz (turbo boost up to 2.7GHz)
TDP	17W
Chipset	Mobile Intel HM76 Chipset (Panther Point)[SUP]4[/SUP]
Memory
Supported	2x SO-DIMM 204-pin DDR3 SDRAM memory slots Up to 16GB (2x 8GB) DDR3-1333/1600
Installed	4GB (2x 2GB)
Storage
Supported	1x SATA up to 6 Gbps (SATA 3.0) for internal 2.5” HDD/SSD 1x mSATA slot up to 3 Gbps (SATA 2.0) 2x eSATA ports up to 3 Gbps (SATA 2.0)
Installed	Internal 2.5” 500GB HDD
Graphics
GPU	Intel HD Graphics 4000 Dual display mode supported

Yes, appropriate for Mountain Lion.

Guide: http://www.tonymacx86.com/61-unibeast-install-os-x-mountain-lion-any-supported-intel-based-pc.html