This topic describes the PolarDB-X instance types.
Enterprise Edition
Primary node
You can customize the number and specifications of compute and data nodes on the primary node of a PolarDB-X instance.
Instance family | CPU and memory | Maximum IOPS per node | Maximum connections per node | Storage space per node | Subscription (CNY/month) | Pay-as-you-go (CNY/hour) | ||
Compute node | Data node | Compute node | Data node | |||||
General-purpose | 2 cores, 8 GB memory | 4,000 | 20,000 | 3 TB | 330 | 770 | 0.846 | 1.974 |
4 cores, 16 GB memory | 7,000 | 20,000 | 3 TB | 804.27 | 1,876.63 | 1.677 | 3.913 | |
8 cores, 32 GB memory | 12,000 | 20,000 | 3 TB | 1,722.654 | 4,019.526 | 3.591 | 8.379 | |
16 cores, 64 GB memory | 14,000 | 20,000 | 3 TB | 3,797.334 | 8,860.446 | 7.914 | 18.466 | |
Dedicated | 4 cores, 32 GB memory | 9,000 | 20,000 | 3 TB | 1,367.259 | 3,190.271 | 2.877 | 6.713 |
8 cores, 64 GB memory | 18,000 | 20,000 | 3 TB | 2,928.513 | 6,833.197 | 6.162 | 14.378 | |
16 cores, 128 GB memory | 36,000 | 20,000 | 3 TB | 6,455.469 | 1,5062.761 | 13.584 | 31.696 | |
32 cores, 128 GB memory | 36,000 | 20,000 | 3 TB | 7,540.095 | 1,7593.555 | 15.711 | 36.659 | |
32 cores, 256 GB memory | 72,000 | 20,000 | 3 TB | 12,818.163 | 2,9909.047 | 26.973 | 62.937 | |
Dedicated host | 60 cores, 470 GB memory | 120,000 | 20,000 | 6 TB | 23,713.599 | 5,5331.731 | 49.902 | 116.438 |
90 cores, 720 GB memory | 140,000 | 20,000 | 6 TB | 35,570.397 | 8,2997.593 | 74.853 | 174.657 | |
General-purpose read-only instance
Instance family | CPU and memory | Subscription (CNY/month) | Pay-as-you-go (CNY/hour) | ||
Compute node | Data node | Compute node | Data node | ||
General-purpose | 2 cores, 8 GB memory | 322.185 | 751.765 | 0.678 | 1.582 |
4 cores, 16 GB memory | 643.416 | 1,501.304 | 1.344 | 3.136 | |
8 cores, 32 GB memory | 1,378.122 | 3,215.618 | 2.874 | 6.706 | |
16 cores, 64 GB memory | 3,037.866 | 7,088.354 | 6.333 | 14.777 | |
Dedicated | 4 cores, 32 GB memory | 1,093.434 | 2,551.346 | 2.301 | 5.369 |
8 cores, 64 GB memory | 2,342.811 | 5,466.559 | 4.929 | 11.501 | |
16 cores, 128 GB memory | 5,164.374 | 12,050.206 | 10.866 | 25.354 | |
32 cores, 128 GB memory | 6,032.076 | 14,074.844 | 12.57 | 29.33 | |
32 cores, 256 GB memory | 10,254.342 | 23,926.798 | 21.579 | 50.351 | |
Dedicated host | 60 cores, 470 GB memory | 18,970.458 | 44,264.402 | 39.921 | 93.149 |
90 cores, 720 GB memory | 28,456.401 | 66,398.269 | 59.883 | 139.727 | |
Read-only column store node
Instance family | CPU and memory | Subscription (CNY/month) | Pay-as-you-go (CNY/hour) |
Compute node | |||
General-purpose | 4 cores, 16 GB memory | 475.00 | 1.00 |
8 cores, 32 GB memory | 950.00 | 2.00 | |
16 cores, 64 GB memory | 1,900.00 | 4.00 | |
32 cores, 128 GB memory | 3,800.00 | 8.00 | |
Dedicated | 4 cores, 32 GB memory | 712.00 | 1.50 |
8 cores, 64 GB memory | 1,425.00 | 3.00 | |
16 cores, 128 GB memory | 2,850.00 | 6.00 | |
32 cores, 256 GB memory | 5,700.00 | 12.00 | |
Standard Edition
Instance family | CPU and memory | Maximum IOPS | Subscription (CNY/month) | Pay-as-you-go (CNY/hour) |
General-purpose | 1 core, 8 GB memory | 4,000 | 55.00 | - |
2 cores, 4 GB memory | 4,000 | 360.00 | 0.75 | |
2 cores, 8 GB memory | 6,000 | 468.00 | 0.98 | |
2 cores, 16 GB memory | 7,000 | 576.00 | 1.20 | |
4 cores, 8 GB memory | 8,000 | 696.00 | 1.45 | |
4 cores, 16 GB memory | 12,000 | 889.20 | 1.85 | |
4 cores, 32 GB memory | 15,000 | 1,092.00 | 2.28 | |
8 cores, 16 GB memory | 20,000 | 1,314.00 | 2.74 | |
8 cores, 32 GB memory | 25,000 | 1,800.00 | 3.75 | |
8 cores, 64 GB memory | 30,000 | 2,400.00 | 5.01 | |
16 cores, 32 GB memory | 35,000 | 3,120.00 | 6.51 | |
16 cores, 64 GB memory | 40,000 | 4,056.00 | 8.46 | |
16 cores, 128 GB memory | 40,000 | 5,272.80 | 11.00 | |
Dedicated | 2 cores, 4 GB memory | 5,000 | 612.00 | 1.28 |
2 cores, 8 GB memory | 7,000 | 795.00 | 1.67 | |
2 cores, 16 GB memory | 8,000 | 1,188.00 | 2.48 | |
4 cores, 8 GB memory | 10,000 | 1,183.00 | 2.47 | |
4 cores, 16 GB memory | 12,000 | 1,512.00 | 3.15 | |
4 cores, 32 GB memory | 20,000 | 1,968.00 | 4.10 | |
8 cores, 16 GB memory | 25,000 | 2,233.00 | 4.66 | |
8 cores, 32 GB memory | 30,000 | 2,952.00 | 6.16 | |
8 cores, 64 GB memory | 40,000 | 3,840.00 | 8.01 | |
16 cores, 32 GB memory | 45,000 | 4,680.00 | 9.765 | |
16 cores, 64 GB memory | 50,000 | 5,760.00 | 12.01 | |
16 cores, 128 GB memory | 60,000 | 7,488.00 | 15.62 | |
32 cores, 128 GB memory | 70,000 | 11,232.00 | 23.42 | |
32 cores, 256 GB memory | 80,000 | 14,601.60 | 30.45 | |
64 cores, 256 GB memory | 120,000 | 21,902.40 | 45.68 | |
64 cores, 512 GB memory | 14,000 | 28,473.00 | 59.38 | |
90 cores, 720 GB memory | 14,000 | 43,800.00 | 91.34 |