help with selecting rows using awk

I have a file as follows

• 2.54 Ghz val
• 2.53 Ghz val1
• 1.6 Ghz val2
• 800 Mhz val3
• 2.54 Ghz val4
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• 2.53 Ghz val5
• 1.6 Ghz val6
• 800 Mhz val7

and the pattern continues ... I want to extract all 2.54 Ghz values in one file1 and all 2.53 Ghz values in another file2 , 1.60 Ghz values in file3 and 800 Mhz values in file4

can anyone help me with this ?

 awk '{print $0 > "file_"$1"_"$2}' file

Pure Bash:

rm --force file_*

while read speed magnitude value; do
    echo -e "${value}" >> "file_${speed}_${magnitude}"
done < file