SSE4.2 May generate Intel® SSE4.2, SSE4.1, SSSE3, SSE3, SSE2, and SSE instructions for Intel® processors.
SSE4.1 May generate Intel® SSE4.1,SSSE3, SSE3, SSE2, and SSE instructions for Intel® processors.
SSSE3 May generate Intel® SSSE3, SSE3, SSE2, and SSE instructions for Intel® processors.
SSE3 May generate Intel® SSE3, SSE2, and SSE instructions for Intel® processors.
SSE2 May generate Intel® SSE2 and SSE instructions for Intel® processors.

SSE4.2
Intel® Core™ i7 Processors
Intel® Core™ i5 Processors
Intel® Core™ i3 Processors
Intel® Xeon® 55XX series
Intel® Xeon® 56XX series
Intel® Xeon® 75XX series
SSE4.1
Intel® Xeon® 74XX series
Quad-Core Intel® Xeon 54XX, 33XX series
Dual-Core Intel® Xeon 52XX, 31XX series
Intel® Core™ 2 Extreme 9XXX series
Intel® Core™ 2 Quad 9XXX series
Intel® Core™ 2 Duo 8XXX series
Intel® Core™ 2 Duo E7200
SSSE3
Quad-Core Intel® Xeon® 73XX, 53XX, 32XX series
Dual-Core Intel® Xeon® 72XX, 53XX, 51XX, 30XX series
Intel® Core™ 2 Extreme 7XXX, 6XXX series
Intel® Core™ 2 Quad 6XXX series
Intel® Core™ 2 Duo 7XXX (except E7200), 6XXX, 5XXX, 4XXX series
Intel® Core™ 2 Solo 2XXX series
Intel® Pentium® dual-core processor E2XXX, T23XX series
SSE3
Dual-Core Intel® Xeon® 70XX, 71XX, 50XX Series
Dual-Core Intel® Xeon® processor (ULV and LV) 1.66, 2.0, 2.16
Dual-Core Intel® Xeon® 2.8
Intel® Xeon® processors with SSE3 instruction set support
Intel® Core™ Duo
Intel® Core™ Solo
Intel® Pentium® dual-core processor T21XX, T20XX series
Intel® Pentium® processor Extreme Edition
Intel® Pentium® D
Intel® Pentium® 4 processors with SSE3 instruction set support
SSE2(default)
Intel® Xeon® processors
Intel® Pentium® 4 processors
Intel® Pentium® M
IA32
Intel® Pentium® III Processor
Intel® Pentium® II Processor
Intel® Pentium® Processor

If one is unsure of their instruction set or processor, there is a free utility available called CPU-Z that will identify multiple aspects of your system:

x32:
http://www.cpuid.com/downloads/cpu-z/1.55-32bits-en.zip

x64:
http://www.cpuid.com/downloads/cpu-z/1.55-64bits-en.zip

thank you chessgod101 :sm2:

:sm67: