The Standard B1ms instance is in the Bms series with 1 vCPUs and 2.0 GiB of memory starting at $0.02 per hour on-demand or $0.01 per hour with a reservation.



On Demand


1 Yr Reserved

3 Yr Reserved


Family Sizes

Size vCPUs Memory (GiB)
b1ls 1 0
b1ms 1 2
b1s 1 1
b2ms 2 8
b2s 2 4
b4ms 4 16
b8ms 8 32
b12ms 12 48
b16ms 16 64
b20ms 20 80

<- All Azure VM Types


Instance Details

Compute Value
vCPUs 1
Memory (GiB) 2.0
Memory per vCPU (GiB) 2.0
CPU Architecture x64
Capacity Support True
VM Generations Supported V1,V2
Low Priority False
vCPUs per Physical Core 1
VM Deployment Method IaaS
Concerned about cloud costs?

Connect your Azure account in under
5 minutes to see savings.

Connect Azure Account
Networking Value
Accelerated Networking False
Storage Value
Local Temp Storage (GiB) 4
Cached Disk Size with Host Caching (GiB) 30
Cached/Temp Storage Throughput (IOPS) 800
Cached/Temp Storage Read/Write Throughput (MBps) 22
Uncached Disk Throughput (IOPS) 640
Uncached Disk Read/Write Throughput (MBps) 22
Premium I/O True
Ultra Disks Supported True
Encryption True
Memory Maintenance True
Azure Value
Instance Type b1ms
Instance Name Standard B1ms
Name B1ms
Family bs
Confidential False
RDMA False