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Storage Stats

The storage requirements for quantum computations grow exponentially with the number of qubits. Each additional qubit doubles the amount of storage needed to process quantum states, making efficient storage management crucial for larger quantum systems.

n Amplitudes # real Numbers bit per real Number bits bytes Mbytes Gbytes Tbytes Pbytes
8 256 512 64 32768 4096 0.003906 0.000004 0.000000 0.000000
10 1024 2048 64 131072 16384 0.015625 0.000015 0.000000 0.000000
12 4096 8192 64 524288 65536 0.062500 0.000061 0.000000 0.000000
14 16384 32768 64 2097152 262144 0.250000 0.000244 0.000000 0.000000
16 65536 131072 64 8388608 1048576 1.000000 0.000977 0.000001 0.000000
18 262144 524288 64 33554432 4194304 4.000000 0.003906 0.000004 0.000000
20 1048576 2097152 64 134217728 16777216 16.000000 0.015625 0.000015 0.000000
22 4194304 8388608 64 536870912 67108864 64.000000 0.062500 0.000061 0.000000
24 16777216 33554432 64 2147483648 268435456 256.000000 0.250000 0.000244 0.000000
26 67108864 134217728 64 8589934592 1073741824 1024.000000 1.000000 0.000977 0.000001
28 268435456 536870912 64 34359738368 4294967296 4096.000000 4.000000 0.003906 0.000004
30 1073741824 2147483648 64 137438953472 17179869184 16384.000000 16.000000 0.015625 0.000015
32 4294967296 8589934592 64 549755813888 68719476736 65536.000000 64.000000 0.062500 0.000061
34 17179869184 34359738368 64 2199023255552 274877906944 262144.000000 256.000000 0.250000 0.000244
36 68719476736 137438953472 64 8796093022208 1099511627776 1048576.000000 1024.000000 1.000000 0.000977
38 274877906944 549755813888 64 35184372088832 4398046511104 4194304.000000 4096.000000 4.000000 0.003906
40 1099511627776 2199023255552 64 140737488355328 17592186044416 16777216.000000 16384.000000 16.000000 0.015625
42 4398046511104 8796093022208 64 562949953421312 70368744177664 67108864.000000 65536.000000 64.000000 0.062500
44 17592186044416 35184372088832 64 2.2518E+15 281474976710656 268435456.000000 262144.000000 256.000000 0.250000
46 70368744177664 140737488355328 64 9.007E+15 1.1259E+15 1073741824.000000 1048576.000000 1024.000000 1.000000
48 281474976710656 562949953421312 64 3.6028E+16 4.5036E+15 4294967296.000000 4194304.000000 4096.000000 4.000000
50 1125899906842624 2.2518E+15 64 1.44115E+17 1.80144E+16 17179869184.000000 16777216.000000 16384.000000 16.000000