Compute nodes of PolarDB for MySQL are billed on a subscription or pay-as-you-go basis. The prices vary based on the billing method. This topic describes the billing rules of pay-as-you-go compute nodes.

Note
  • By default, a cluster of PolarDB for MySQL Multi-master Cluster Edition contains two primary nodes.
  • By default, a cluster of PolarDB for MySQL Cluster Edition and Archive Database Cluster Edition contains a primary node and a read-only node.
  • By default, a cluster of PolarDB for MySQL Single Node Edition and Archive Database Edition (High Compression Ratio) contains a primary node.
  • The following table describes the prices of an individual node.
Table 1. Hourly prices of a pay-as-you-go compute node
Edition Node instance type

CPU and memory specification

Chinese mainland US (Silicon Valley) Indonesia (Jakarta) Germany (Frankfurt) India (Mumbai) US (Virginia) Japan (Tokyo) Singapore (Singapore) Malaysia (Kuala Lumpur) China (Hong Kong) UK (London) Australia (Sydney)
Multi-master Cluster Edition (Dedicated) polar.mysql.mmx4.large

4 cores and 16 GB of memory

USD 0.323 USD 0.500 USD 0.565 USD 0.550 USD 0.486 USD 0.421 USD 0.520 USD 0.620 USD 0.53
polar.mysql.mmx4.xlarge

8 cores and 32 GB of memory

USD 0.646 USD 1.000 USD 1.129 USD 1.098 USD 1.000 USD 0.840 USD 1.040 USD 1.230 USD 1.063
polar.mysql.mmx8.xlarge

8 cores and 64 GB of memory

USD 1.033 USD 1.292 USD 1.436 USD 1.356 USD 1.258 USD 1.033 USD 1.330 USD 1.550 USD 1.342
polar.mysql.mmx8.2xlarge

16 cores and 128 GB of memory

USD 2.065 USD 2.581 USD 2.871 USD 2.711 USD 2.517 USD 2.065 USD 2.650 USD 3.100 USD 2.684
polar.mysql.mmx8.4xlarge

32 cores and 256 GB of memory

USD 4.129 USD 5.161 USD 5.742 USD 5.419 USD 5.031 USD 4.129 USD 5.290 USD 6.200 USD 5.367
polar.mysql.mmx8.8xlarge

64 cores and 512 GB of memory

USD 8.256 USD 10.319 USD 11.481 USD 11.921 USD 11.069 USD 9.084 USD 11.640 USD 12.390 USD 12.384
polar.mysql.mmx8.12xlarge

88 cores and 710 GB of memory

USD 11.352 USD 14.190 USD 15.786 USD 15.061 USD 13.833 USD 11.352 USD 14.550 USD 17.030 USD 14.756
Multi-master Cluster Edition (General-purpose) polar.mysql.mmg2.large

4 cores and 8 GB of memory

USD 0.153 USD 0.292 USD 0.312 USD 0.245 USD 0.302 USD 0.292 USD 0.262 USD 0.312 USD 0.312 USD 0.271 USD 0.245 USD 0.293
polar.mysql.mmg4.large

4 cores and 16 GB of memory

USD 0.274 USD 0.425 USD 0.480 USD 0.464 USD 0.411 USD 0.356 USD 0.491 USD 0.601 USD 0.561 USD 0.521 USD 0.464 USD 0.506
polar.mysql.mmg2.xlarge

8 cores and 16 GB of memory

USD 0.339 USD 0.583 USD 0.625 USD 0.580 USD 0.603 USD 0.583 USD 0.523 USD 0.625 USD 0.622 USD 0.645 USD 0.645 USD 0.645
polar.mysql.mmg4.xlarge

8 cores and 32 GB of memory

USD 0.532 USD 0.850 USD 0.960 USD 0.927 USD 0.850 USD 0.713 USD 0.982 USD 1.202 USD 1.119 USD 1.042 USD 0.927 USD 1.013
polar.mysql.mmg4.2xlarge

16 cores and 64 GB of memory

USD 1.048 USD 2.244 USD 2.404 USD 1.854 USD 2.170 USD 2.44 USD 1.963 USD 2.404 USD 2.238 USD 2.084 USD 1.854 USD 2.030
polar.mysql.mmg4.4xlarge

32 cores and 128 GB of memory

USD 2.096 USD 4.488 USD 4.808 USD 3.708 USD 4.340 USD 4.88 USD 3.926 USD 4.808 USD 4.476 USD 4.168 USD 3.708 USD 4.060
Cluster Edition (Dedicated) polar.mysql.x4.medium

2 cores and 8 GB of memory

USD 0.092 USD 0.130 USD 0.155 USD 0.140 USD 0.128 USD 0.105 USD 0.140 USD 0.160 USD 0.117
polar.mysql.x8.medium

2 cores and 16 GB of memory

USD 0.266 USD 0.413 USD 0.466 USD 0.453 USD 0.399 USD 0.346 USD 0.426 USD 0.506
polar.mysql.x4.large

4 cores and 16 GB of memory

USD 0.323 USD 0.500 USD 0.565 USD 0.550 USD 0.486 USD 0.421 USD 0.520 USD 0.620 USD 0.53
polar.mysql.x8.large

4 cores and 32 GB of memory

USD 0.525 USD 0.813 USD 0.918 USD 0.892 USD 0.787 USD 0.682 USD 0.840 USD 0.997
polar.mysql.x4.xlarge

8 cores and 32 GB of memory

USD 0.646 USD 1.000 USD 1.129 USD 1.098 USD 1.000 USD 0.840 USD 1.040 USD 1.230 USD 1.063
polar.mysql.x8.xlarge

8 cores and 64 GB of memory

USD 1.033 USD 1.292 USD 1.436 USD 1.356 USD 1.258 USD 1.033 USD 1.330 USD 1.550 USD 1.342
polar.mysql.x4.2xlarge

16 cores and 64 GB of memory

USD 1.290 USD 2.000 USD 2.258 USD 2.193 USD 1.935 USD 1.677 USD 2.064 USD 2.451
polar.mysql.x8.2xlarge

16 cores and 128 GB of memory

USD 2.065 USD 2.581 USD 2.871 USD 2.711 USD 2.517 USD 2.065 USD 2.650 USD 3.100 USD 2.684
polar.mysql.x4.4xlarge

32 cores and 128 GB of memory

USD 2.580 USD 4.000 USD 4.516 USD 4.387 USD 3.871 USD 3.355 USD 4.129 USD 4.903
polar.mysql.x8.4xlarge

32 cores and 256 GB of memory

USD 4.129 USD 5.161 USD 5.742 USD 5.419 USD 5.031 USD 4.129 USD 5.290 USD 6.200 USD 5.367
polar.mysql.x8.8xlarge

64 cores and 512 GB of memory

USD 8.256 USD 10.319 USD 11.481 USD 11.921 USD 11.069 USD 9.084 USD 11.640 USD 12.390 USD 12.384
polar.mysql.x8.12xlarge

88 cores and 710 GB of memory

USD 11.352 USD 14.190 USD 15.786 USD 15.061 USD 13.833 USD 11.352 USD 14.550 USD 17.030 USD 14.756
Cluster Edition (General-purpose) polar.mysql.g2.medium

2 cores and 4 GB of memory

USD 0.081 USD 0.110 USD 0.131 USD 0.095 USD 0.119 USD 0.088 USD 0.124 USD 0.156 USD 0.123 USD 0.135 USD 0.095 USD 0.127
polar.mysql.g4.medium

2 cores and 8 GB of memory

USD 0.090 USD 0.127 USD 0.153 USD 0.139 USD 0.126 USD 0.103 USD 0.132 USD 0.158 USD 0.158 USD 0.158 USD 0.158 USD 0.158
polar.mysql.g2.large

4 cores and 8 GB of memory

USD 0.153 USD 0.292 USD 0.312 USD 0.245 USD 0.302 USD 0.292 USD 0.262 USD 0.312 USD 0.312 USD 0.271 USD 0.245 USD 0.293
polar.mysql.g4.large

4 cores and 16 GB of memory

USD 0.274 USD 0.425 USD 0.480 USD 0.464 USD 0.411 USD 0.356 USD 0.491 USD 0.601 USD 0.561 USD 0.521 USD 0.464 USD 0.506
polar.mysql.g2.xlarge

8 cores and 16 GB of memory

USD 0.339 USD 0.583 USD 0.625 USD 0.580 USD 0.603 USD 0.583 USD 0.523 USD 0.625 USD 0.622 USD 0.645 USD 0.645 USD 0.645
polar.mysql.g4.xlarge

8 cores and 32 GB of memory

USD 0.532 USD 0.850 USD 0.960 USD 0.927 USD 0.850 USD 0.713 USD 0.982 USD 1.202 USD 1.119 USD 1.042 USD 0.927 USD 1.013
polar.mysql.g4.2xlarge

16 cores and 64 GB of memory

USD 1.048 USD 2.244 USD 2.404 USD 1.854 USD 2.170 USD 2.44 USD 1.963 USD 2.404 USD 2.238 USD 2.084 USD 1.854 USD 2.030
polar.mysql.g6.2xlarge

16 cores and 96 GB of memory

USD 1.303 USD 2.020 USD 2.281 USD 2.216 USD 1.955 USD 1.694 USD 2.085 USD 2.476
polar.mysql.g8.2xlarge

16 cores and 128 GB of memory

USD 1.676 USD 2.599 USD 2.934 USD 2.850 USD 2.515 USD 2.179 USD 2.682 USD 3.185
polar.mysql.g4.4xlarge

32 cores and 128 GB of memory

USD 2.096 USD 4.488 USD 4.808 USD 3.708 USD 4.340 USD 4.880 USD 3.926 USD 4.808 USD 4.476 USD 4.168 USD 3.708 USD 4.060
Single Node Edition polar.mysql.s2.large

4 cores and 8 GB of memory

USD 0.09 USD 0.136
Archive Database Edition (High Compression Ratio) polar.mysql.a4.large

4 cores and 16 GB of memory

USD 0.323 USD 0.500 USD 0.565 USD 0.550 USD 0.486 USD 0.421 USD 0.520 USD 0.620
polar.mysql.a4.xlarge

8 cores and 32 GB of memory

USD 0.646 USD 1.000 USD 1.129 USD 1.098 USD 1.000 USD 0.840 USD 1.040 USD 1.230
polar.mysql.a8.xlarge

8 cores and 64 GB of memory

USD 1.033 USD 1.292 USD 1.436 USD 1.356 USD 1.258 USD 1.033 USD 1.330 USD 1.550
polar.mysql.a8.2xlarge

16 cores and 128 GB of memory

USD 2.065 USD 2.581 USD 2.871 USD 2.711 USD 2.517 USD 2.065 USD 2.650 USD 3.100
polar.mysql.a8.4xlarge

32 cores and 256 GB of memory

USD 4.129 USD 5.161 USD 5.742 USD 5.419 USD 5.031 USD 4.129 USD 5.290 USD 6.200
polar.mysql.a8.8xlarge

64 cores and 512 GB of memory

USD 8.256 USD 10.319 USD 11.481 USD 11.921 USD 11.069 USD 9.084 USD 11.640 USD 12.390
polar.mysql.a8.12xlarge

88 cores and 710 GB of memory

USD 11.352 USD 14.190 USD 15.786 USD 15.061 USD 13.833 USD 11.352 USD 14.550 USD 17.030
Archive Database Cluster Edition (Dedicated) polar.mysql.ax4.large

4 cores and 16 GB of memory

USD 0.323 USD 0.500 USD 0.565 USD 0.550 USD 0.486 USD 0.421 USD 0.520 USD 0.620 USD 0.53
polar.mysql.ax4.xlarge

8 cores and 32 GB of memory

USD 0.646 USD 1.000 USD 1.129 USD 1.098 USD 1.000 USD 0.840 USD 1.040 USD 1.230 USD 1.063
polar.mysql.ax8.xlarge

8 cores and 64 GB of memory

USD 1.033 USD 1.292 USD 1.436 USD 1.356 USD 1.258 USD 1.033 USD 1.330 USD 1.550 USD 1.342
polar.mysql.ax8.2xlarge

16 cores and 128 GB of memory

USD 2.065 USD 2.581 USD 2.871 USD 2.711 USD 2.517 USD 2.065 USD 2.650 USD 3.100 USD 2.684
polar.mysql.ax8.4xlarge

32 cores and 256 GB of memory

USD 4.129 USD 5.161 USD 5.742 USD 5.419 USD 5.031 USD 4.129 USD 5.290 USD 6.200 USD 5.367
polar.mysql.ax8.8xlarge

64 cores and 512 GB of memory

USD 8.256 USD 10.319 USD 11.481 USD 11.921 USD 11.069 USD 9.084 USD 11.640 USD 12.390 USD 12.384
polar.mysql.ax8.12xlarge

88 cores and 710 GB of memory

USD 11.352 USD 14.190 USD 15.786 USD 15.061 USD 13.833 USD 11.352 USD 14.550 USD 17.030 USD 14.756
Archive Database Cluster Edition (General-purpose) polar.mysql.ag2.large

4 cores and 8 GB of memory

USD 0.153 USD 0.292 USD 0.312 USD 0.245 USD 0.302 USD 0.292 USD 0.262 USD 0.312 USD 0.312 USD 0.271 USD 0.245 USD 0.293
polar.mysql.ag4.large

4 cores and 16 GB of memory

USD 0.274 USD 0.425 USD 0.480 USD 0.464 USD 0.411 USD 0.356 USD 0.491 USD 0.601 USD 0.561 USD 0.521 USD 0.464 USD 0.506
polar.mysql.ag2.xlarge

8 cores and 16 GB of memory

USD 0.339 USD 0.583 USD 0.625 USD 0.580 USD 0.603 USD 0.583 USD 0.523 USD 0.625 USD 0.622 USD 0.645 USD 0.645 USD 0.645
polar.mysql.ag4.xlarge

8 cores and 32 GB of memory

USD 0.532 USD 0.850 USD 0.960 USD 0.927 USD 0.850 USD 0.713 USD 0.982 USD 1.202 USD 1.119 USD 1.042 USD 0.927 USD 1.013
polar.mysql.ag4.2xlarge

16 cores and 64 GB of memory

USD 1.048 USD 2.244 USD 2.404 USD 1.854 USD 2.170 USD 2.440 USD 1.963 USD 2.404 USD 2.238 USD 2.084 USD 1.854 USD 2.030
polar.mysql.ag4.4xlarge

32 cores and 128 GB of memory

USD 2.096 USD 4.488 USD 4.808 USD 3.708 USD 4.340 USD 4.880 USD 3.926 USD 4.808 USD 4.476 USD 4.168 USD 3.708 USD 4.060