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E20a_v4

The 'E' family of VM size series are one of Azure's memory-optimized VM instances.

The E20a_v4 is a azure vm instance type featuring multiple vCPUs and optimized memory, commonly used for vm workloads.

Last updated at Tue May 05 2026
Instance Info
Compute Value
vCPUs 20
Memory (GB) 160
CPU Architecture x64
Capacity Support True
VM Generations V1,V2
VM Deployment Types IaaS,PaaS
Network Value
Accelerated Networking True
Storage Value
Local Temp Storage (MB) 512000
Cache/Temp Storage Throughput (IOPS) 30000
Cache/Temp Storage Read/Write Throughput (Bytes/s) 491520000
Uncached Disk Throughput (IOPS) 32000
Uncached Disk Read/Write Throughput (Bytes/s) 480000000
Premium I/O False
Encryption True
Memory Maintenance True
Family Instances
Instance vCPUs Memory
E2a_v4 2 16
E4a_v4 4 32
E8a_v4 8 64
E16a_v4 16 128
E20a_v4 20 160
E32a_v4 32 256
E48a_v4 48 384
E64a_v4 64 512
E96a_v4 96 672
Related Instances
Instance vCPUs Memory
E20ads_v5 20 160
E20ads_v6 20 160
E20as_v5 20 160
E20as_v4 20 160
E20as_v6 20 160
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