Standard_EC4as_v5vsStandard_EC4as_v6

Standard_EC4as_v5 is 14% cheaper than Standard_EC4as_v6 on demand in East US, saving $26.28 a month.

At a glanceStandard_EC4as_v5Standard_EC4as_v6
On-demand$0.226/hr14% less$0.262/hr
Lowest rate$0.0477/hr14% lessSpot, can be interrupted$0.0553/hrSpot, can be interrupted
Size4 vCPUs, 32 GiB4 vCPUs, 32 GiB
ProcessorAMD EPYC (Milan)AMD EPYC 9004 (Genoa)
Architecturex86_64x86_64

Prices in East US

“Off” is the discount against each type’s own on-demand price. Linux, USD per hour.

OptionStandard_EC4as_v5Standard_EC4as_v6Standard_EC4as_v6 vs Standard_EC4as_v5
On-demandPay by the hour$0.226$0.262▲ 16%
SpotCan be interrupted79% off$0.047779% off$0.0553▲ 16%
1-yr reservedNo upfront20% off$0.180820% off$0.2098▲ 16%
3-yr reservedNo upfront40% off$0.135640% off$0.1573▲ 16%
1-yr savings planHourly commitment16% off$0.190515% off$0.2227▲ 17%
3-yr savings planHourly commitment34% off$0.149235% off$0.1703▲ 14%

Key differences

The biggest lead each one has.

Where Standard_EC4as_v5 leads
On-demand price$0.226 vs $0.262 per hour
14% cheaper
Where Standard_EC4as_v6 leads
Max disk throughput (uncached)180 MB/s vs 96 MB/s
88% higher

Specs

7 of 22 specs differ. Those are in bold.

Compute1 of 6 differStandard_EC4as_v5Standard_EC4as_v6
vCPUs44
Physical cores22
Threads per core22
Architecturex86_64x86_64
ProcessorAMD EPYC (Milan)AMD EPYC 9004 (Genoa)
ACU (compute units)230230
MemoryAll 1 matchStandard_EC4as_v5Standard_EC4as_v6
Memory (GiB)3232
Networking1 of 3 differStandard_EC4as_v5Standard_EC4as_v6
Network5,000 Mbps12,500 Mbps
Accelerated networkingNoNo
Max network interfaces22
Storage2 of 5 differStandard_EC4as_v5Standard_EC4as_v6
Max data disks88
Premium SSDYesYes
Max disk IOPS (uncached)6,4007,600
Max disk throughput (uncached)96 MB/s180 MB/s
Ephemeral OS diskNoNo
Instance details2 of 5 differStandard_EC4as_v5Standard_EC4as_v6
FamilyECasv5ECasv6
CategoryMemory optimizedMemory optimized
VM generationsV1, V2V2
Encryption at hostYesYes
Confidential computingSNPSNP
Other1 of 2 differStandard_EC4as_v5Standard_EC4as_v6
Seriesecasv5-ecadsv5-seriesecasv6-series
Specs sourceAzure Resource SKUs APIAzure Resource SKUs API

On-demand prices by region

Cheapest for Standard_EC4as_v5 first. Linux, USD per hour.

RegionStandard_EC4as_v5Standard_EC4as_v6Difference
Central Indiacentralindia$0.143$0.169▲ 18%
East USUsed in summaryeastus$0.226$0.262▲ 16%
East US 2eastus2$0.226$0.262▲ 16%
West USwestus$0.252$0.308▲ 22%
North Europenortheurope$0.254$0.293▲ 15%
Central UScentralus$0.255$0.297▲ 16%
UK Southuksouth$0.266$0.305▲ 15%
Southeast Asiasoutheastasia$0.272$0.33▲ 21%
Germany West Centralgermanywestcentral$0.274$0.317▲ 16%
Italy Northitalynorth$0.274$0.308▲ 12%
Japan Eastjapaneast$0.274$0.341▲ 24%
West Europewesteurope$0.274$0.317▲ 16%
UAE Northuaenorth$0.28$0.323▲ 15%
East Asiaeastasia$0.301$0.363▲ 21%
Switzerland Northswitzerlandnorth$0.323$0.375▲ 16%

Keep exploring

Each type’s own page, and how it compares with others.

Standard_EC4as_v5Memory optimized, ECasv5 family
Standard_EC4as_v5 prices and specsEvery size in the ECasv5 family
Standard_EC4as_v6Memory optimized, ECasv6 family
Standard_EC4as_v6 prices and specsEvery size in the ECasv6 family

Compare Standard_EC4as_v6 with

Standard_EC4as_v7

Pay the committed rate, with commitment protection

The best committed rate on these two is 40% below on-demand. Connect your cloud accounts to unlock greater savings with commitment protection.

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Azure VM Linux prices in USD. Monthly figures use 730 hours. Prices last updated 12 Nov 2026.