This topic describes the PolarDB-X instance types.
Enterprise Edition
Primary instance
You can customize the specifications and quantities of compute nodes and data nodes on the primary instance of PolarDB-X Enterprise Edition.
Instance family | CPU and memory per node | Maximum IOPS per node | Maximum connections per node | Storage space per node | Subscription (USD/month) | Pay-as-you-go (USD/hour) | ||
Compute node | Data node | Compute node | Data node | |||||
General-purpose | 2 cores, 8 GB memory | 6000 | 20000 | 3 TB | 50.14 | 117.00 | 0.234 | 0.545 |
4 cores, 16 GB memory | 12000 | 20000 | 3 TB | 122.21 | 285.15 | 0.463 | 1.081 | |
8 cores, 32 GB memory | 25000 | 20000 | 3 TB | 261.76 | 610.76 | 0.992 | 2.315 | |
16 cores, 64 GB memory | 40000 | 20000 | 3 TB | 577.00 | 1346.33 | 2.186 | 5.101 | |
Dedicated | 4 cores, 32 GB memory | 20000 | 20000 | 3 TB | 207.75 | 484.76 | 0.795 | 1.854 |
8 cores, 64 GB memory | 40000 | 20000 | 3 TB | 444.98 | 1038.30 | 1.702 | 3.972 | |
16 cores, 128 GB memory | 60000 | 20000 | 3 TB | 980.90 | 2288.77 | 3.752 | 8.756 | |
32 cores, 128 GB memory | 70000 | 20000 | 3 TB | 1145.71 | 2673.32 | 4.340 | 10.127 | |
32 cores, 256 GB memory | 80000 | 20000 | 3 TB | 1947.71 | 4544.65 | 7.451 | 17.386 | |
60 cores, 470 GB memory | 140000 | 20000 | 6 TB | 3603.26 | 8407.60 | 13.785 | 32.165 | |
90 cores, 720 GB memory | 140000 | 20000 | 6 TB | 5404.88 | 12611.39 | 20.678 | 48.248 |
Read-only instance
Instance family | CPU and memory per node | Subscription price of a compute node (USD/month) | Pay-as-you-go price of a compute node (USD/hour) | ||
Chinese mainland | Asia Pacific, Europe, and Americas | Chinese mainland | Asia Pacific, Europe, and Americas | ||
General-purpose | 4 cores, 16 GB memory | 335.1125 | 402.135 | 0.7 | 0.84 |
8 cores, 32 GB memory | 717.771875 | 861.32625 | 1.496875 | 1.79625 | |
16 cores, 64 GB memory | 1582.221875 | 1898.6663 | 3.2984375 | 3.958125 | |
Dedicated | 32 cores, 128 GB memory | 3141.70625 | 3770.0475 | 6.546875 | 7.85625 |
Standard Edition
Primary instance
Instance family | CPU and memory per node | Node type | Maximum IOPS | Subscription (USD/month) | Pay-as-you-go (USD/hour) | ||
Chinese mainland | Asia Pacific, Europe, and Americas | Chinese mainland | Asia Pacific, Europe, and Americas | ||||
General-purpose | 1 core, 8 GB memory | mysql.n8.small.25 | 4000 | 7.70 | 9.24 | 0.016 | 0.019 |
2 cores, 4 GB memory | mysql.n2.medium.25 | 4000 | 50.40 | 60.48 | 0.105 | 0.126 | |
2 cores, 8 GB memory | mysql.n4.medium.25 | 6000 | 65.52 | 78.62 | 0.137 | 0.164 | |
2 cores, 16 GB memory | mysql.n8.medium.25 | 7000 | 80.64 | 96.77 | 0.168 | 0.202 | |
4 cores, 8 GB memory | mysql.n2.large.25 | 8000 | 97.44 | 116.93 | 0.203 | 0.244 | |
4 cores, 16 GB memory | mysql.n4.large.25 | 12000 | 124.46 | 149.35 | 0.259 | 0.311 | |
4 cores, 32 GB memory | mysql.n8.large.25 | 15000 | 152.88 | 183.46 | 0.319 | 0.382 | |
8 cores, 16 GB memory | mysql.n2.xlarge.25 | 20000 | 183.96 | 220.75 | 0.383 | 0.460 | |
8 cores, 32 GB memory | mysql.n4.xlarge.25 | 25000 | 252.00 | 302.40 | 0.525 | 0.630 | |
8 cores, 64 GB memory | mysql.n8.xlarge.25 | 30000 | 336.00 | 403.20 | 0.700 | 0.840 | |
16 cores, 32 GB memory | mysql.n2.2xlarge.25 | 35000 | 436.80 | 524.16 | 0.910 | 1.092 | |
16 cores, 64 GB memory | mysql.n4.2xlarge.25 | 40000 | 567.84 | 681.41 | 1.183 | 1.420 | |
16 cores, 128 GB memory | mysql.n8.2xlarge.25 | 40000 | 738.08 | 885.70 | 1.538 | 1.845 | |
Dedicated | 2 cores, 4 GB memory | mysql.x2.medium.25 | 5000 | 85.71 | 102.86 | 0.180 | 0.220 |
2 cores, 8 GB memory | mysql.x4.medium.25 | 7000 | 111.34 | 133.61 | 0.230 | 0.280 | |
2 cores, 16 GB memory | mysql.x8.medium.25 | 8000 | 166.32 | 199.58 | 0.347 | 0.416 | |
4 cores, 8 GB memory | mysql.x2.large.25 | 10000 | 165.69 | 198.82 | 0.350 | 0.420 | |
4 cores, 16 GB memory | mysql.x4.large.25 | 12000 | 211.68 | 254.02 | 0.441 | 0.529 | |
4 cores, 32 GB memory | mysql.x8.large.25 | 20000 | 275.52 | 330.62 | 0.574 | 0.689 | |
8 cores, 16 GB memory | mysql.x2.xlarge.25 | 25000 | 312.75 | 375.29 | 0.650 | 0.780 | |
8 cores, 32 GB memory | mysql.x4.xlarge.25 | 30000 | 413.28 | 495.94 | 0.861 | 1.033 | |
8 cores, 64 GB memory | mysql.x8.xlarge.25 | 40000 | 537.60 | 645.12 | 1.120 | 1.344 | |
16 cores, 32 GB memory | mysql.x2.2xlarge.25 | 45000 | 655.46 | 786.55 | 1.370 | 1.640 | |
16 cores, 64 GB memory | mysql.x4.2xlarge.25 | 50000 | 806.40 | 967.68 | 1.680 | 2.016 | |
16 cores, 128 GB memory | mysql.x8.2xlarge.25 | 60000 | 1,048.32 | 1,257.98 | 2.184 | 2.621 | |
32 cores, 128 GB memory | mysql.x4.4xlarge.25 | 70000 | 1,572.48 | 1,886.98 | 3.276 | 3.932 | |
32 cores, 256 GB memory | mysql.x8.4xlarge.25 | 80000 | 2,044.14 | 2,452.97 | 4.259 | 5.111 | |
64 cores, 256 GB memory | mysql.x4.8xlarge.25 | 120000 | 3,066.28 | 3,679.54 | 6.389 | 7.666 | |
64 cores, 512 GB memory | mysql.x8.8xlarge.25 | 140000 | 3,986.22 | 4,783.46 | 8.305 | 9.967 | |
90 cores, 720 GB memory | mysql.st.12xlarge.25 | 140000 | 6,132.00 | 7,358.40 | 12.776 | 15.332 |
Read-only instance
Instance family | CPU and memory per node | Node type | Maximum IOPS | Subscription (USD/month) | Pay-as-you-go (USD/hour) | ||
Chinese mainland | Asia Pacific, Europe, and Americas | Chinese mainland | Asia Pacific, Europe, and Americas | ||||
General-purpose | 2 cores, 4 GB memory | mysql.n2.medium.25 | 4000 | 40 | 48 | 0.084 | 0.100 |
2 cores, 8 GB memory | mysql.n4.medium.25 | 6000 | 52 | 62 | 0.109 | 0.131 | |
2 cores, 16 GB memory | mysql.n8.medium.25 | 7000 | 64 | 77 | 0.134 | 0.161 | |
4 cores, 8 GB memory | mysql.n2.large.25 | 8000 | 77 | 93 | 0.162 | 0.195 | |
4 cores, 16 GB memory | mysql.n4.large.25 | 12000 | 99 | 119 | 0.207 | 0.249 | |
4 cores, 32 GB memory | mysql.n8.large.25 | 15000 | 122 | 146 | 0.255 | 0.306 | |
8 cores, 16 GB memory | mysql.n2.xlarge.25 | 20000 | 147 | 176 | 0.307 | 0.368 | |
8 cores, 32 GB memory | mysql.n4.xlarge.25 | 25000 | 201 | 241 | 0.420 | 0.504 | |
8 cores, 64 GB memory | mysql.n8.xlarge.25 | 30000 | 268 | 322 | 0.560 | 0.672 | |
16 cores, 32 GB memory | mysql.n2.2xlarge.25 | 35000 | 349 | 419 | 0.728 | 0.874 | |
16 cores, 64 GB memory | mysql.n4.2xlarge.25 | 40000 | 454 | 545 | 0.947 | 1.136 | |
16 cores, 128 GB memory | mysql.n8.2xlarge.25 | 40000 | 590 | 708 | 1.230 | 1.476 | |
Dedicated | 2 cores, 4 GB memory | mysql.x2.medium.25 | 5000 | 68 | 82 | 0.144 | 0.176 |
2 cores, 8 GB memory | mysql.x4.medium.25 | 7000 | 89 | 106 | 0.184 | 0.224 | |
2 cores, 16 GB memory | mysql.x8.medium.25 | 8000 | 133 | 159 | 0.277 | 0.333 | |
4 cores, 8 GB memory | mysql.x2.large.25 | 10000 | 132 | 159 | 0.280 | 0.336 | |
4 cores, 16 GB memory | mysql.x4.large.25 | 12000 | 169 | 203 | 0.353 | 0.423 | |
4 cores, 32 GB memory | mysql.x8.large.25 | 20000 | 220 | 264 | 0.459 | 0.551 | |
8 cores, 16 GB memory | mysql.x2.xlarge.25 | 25000 | 250 | 300 | 0.520 | 0.624 | |
8 cores, 32 GB memory | mysql.x4.xlarge.25 | 30000 | 330 | 396 | 0.689 | 0.827 | |
8 cores, 64 GB memory | mysql.x8.xlarge.25 | 40000 | 430 | 516 | 0.896 | 1.075 | |
16 cores, 32 GB memory | mysql.x2.2xlarge.25 | 45000 | 524 | 629 | 1.096 | 1.312 | |
16 cores, 64 GB memory | mysql.x4.2xlarge.25 | 50000 | 645 | 774 | 1.344 | 1.613 | |
16 cores, 128 GB memory | mysql.x8.2xlarge.25 | 60000 | 838 | 1,006 | 1.747 | 2.097 | |
32 cores, 128 GB memory | mysql.x4.4xlarge.25 | 70000 | 1,257 | 1,509 | 2.621 | 3.145 | |
32 cores, 256 GB memory | mysql.x8.4xlarge.25 | 80000 | 1,635 | 1,962 | 3.407 | 4.089 | |
64 cores, 256 GB memory | mysql.x4.8xlarge.25 | 120000 | 2,453 | 2,943 | 5.111 | 6.133 | |
64 cores, 512 GB memory | mysql.x8.8xlarge.25 | 140000 | 3,188 | 3,826 | 6.644 | 7.973 | |
90 cores, 720 GB memory | mysql.st.12xlarge.25 | 140000 | 4,905 | 5,886 | 10.221 | 12.265 |