Standard_E20_v4vsStandard_E20a_v4

Standard_E20_v4 and Standard_E20a_v4 cost the same on demand in East US, $1.26 per hour.

At a glanceStandard_E20_v4Standard_E20a_v4
On-demand$1.26/hr$1.26/hr
Lowest rate$0.2652/hrSpot, can be interrupted$0.2652/hrSpot, can be interrupted
Size20 vCPUs, 160 GiB20 vCPUs, 160 GiB
ProcessorIntel Xeon 8473C (Sapphire Rapids), Intel Xeon Platinum 8370C (Ice Lake), Intel Xeon Platinum 8272CL (Cascade Lake), Intel Xeon Platinum 8573C (Emerald Rapids)AMD EPYC 7452 (Rome), AMD EPYC 7763v (Milan)
Architecturex86_64x86_64

Prices in East US

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

OptionStandard_E20_v4Standard_E20a_v4Standard_E20a_v4 vs Standard_E20_v4
On-demandPay by the hour$1.26$1.26Same
SpotCan be interrupted79% off$0.265279% off$0.2652Same
1-yr reservedNo upfront41% off$0.740941% off$0.7409Same
3-yr reservedNo upfront62% off$0.473762% off$0.4737Same
1-yr savings planHourly commitment32% off$0.85232% off$0.852Same
3-yr savings planHourly commitment53% off$0.596453% off$0.5964Same

Key differences

The biggest lead each one has.

Where Standard_E20_v4 leads

No clear lead on the measures we compare.

Where Standard_E20a_v4 leads

No clear lead on the measures we compare.

Specs

9 of 23 specs differ. Those are in bold.

Compute2 of 6 differStandard_E20_v4Standard_E20a_v4
vCPUs2020
Physical cores1010
Threads per core22
Architecturex86_64x86_64
ProcessorIntel Xeon 8473C (Sapphire Rapids), Intel Xeon Platinum 8370C (Ice Lake), Intel Xeon Platinum 8272CL (Cascade Lake), Intel Xeon Platinum 8573C (Emerald Rapids)AMD EPYC 7452 (Rome), AMD EPYC 7763v (Milan)
ACU (compute units)195–
MemoryAll 1 matchStandard_E20_v4Standard_E20a_v4
Memory (GiB)160160
Networking1 of 3 differStandard_E20_v4Standard_E20a_v4
Network10,000 Mbps12,000 Mbps
Accelerated networkingYesYes
Max network interfaces88
Storage3 of 7 differStandard_E20_v4Standard_E20a_v4
Storage–32 x 160 GiB temp SSD
Temp disk–500 GiB
Max data disks3232
Premium SSDNoNo
Max disk IOPS (uncached)32,00032,000
Max disk throughput (uncached)480 MB/s480 MB/s
Ephemeral OS diskNoYes
Instance details2 of 4 differStandard_E20_v4Standard_E20a_v4
FamilyEv4Eav4
CategoryMemory optimizedMemory optimized
VM generationsV1, V2V1, V2
Encryption at hostNoYes
Other1 of 2 differStandard_E20_v4Standard_E20a_v4
Seriesev4-serieseav4-series
Specs sourceAzure Resource SKUs APIAzure Resource SKUs API

On-demand prices by region

Cheapest for Standard_E20_v4 first. Linux, USD per hour.

RegionStandard_E20_v4Standard_E20a_v4Difference
East USUsed in summaryeastus$1.26$1.26Same
East US 2eastus2$1.26$1.26Same
North Central USnorthcentralus$1.26$1.26Same
West US 2westus2$1.26$1.26Same
West US 3westus3$1.26$1.26Same
Central Indiacentralindia$1.30$0.794▼ 39%
India South Centralindiasouthcentral$1.30$1.30Same
Jio India Centraljioindiacentral$1.30$0.794▼ 39%
Jio India Westjioindiawest$1.30$0.794▼ 39%
Sweden Centralswedencentral$1.34$1.34Same
Indonesia Centralindonesiacentral$1.368$1.36▼ 1%
Malaysia Westmalaysiawest$1.368$1.368Same
Taiwan Northtaiwannorth$1.368$1.231▼ 10%
Canada Centralcanadacentral$1.38$1.38Same
Canada Eastcanadaeast$1.38$1.38Same
Mexico Centralmexicocentral$1.386$1.386Same
West USwestus$1.40$1.40Same
North Europenortheurope$1.41$1.41Same
Spain Centralspaincentral$1.41$1.33▼ 6%
Central UScentralus$1.424$1.424Same
Korea Southkoreasouth$1.44$1.44Same
France Centralfrancecentral$1.48$1.48Same
Israel Centralisraelcentral$1.48$1.48Same
Italy Northitalynorth$1.48$1.48Same
UK Southuksouth$1.48$1.48Same
Australia Centralaustraliacentral$1.51$1.51Same
Australia Central 2australiacentral2$1.51$1.51Same
Australia Eastaustraliaeast$1.51$1.51Same
US Gov Arizonausgovarizona$1.51$1.51Same
US Gov Virginiausgovvirginia$1.51$1.26▼ 17%
South Central USsouthcentralus$1.512$1.512Same
West Central USwestcentralus$1.512$1.512Same
Germany West Centralgermanywestcentral$1.52$1.52Same
Japan Eastjapaneast$1.52$1.52Same
Korea Centralkoreacentral$1.52$1.52Same
Poland Centralpolandcentral$1.52$1.52Same
Southeast Asiasoutheastasia$1.52$1.52Same
West Europewesteurope$1.52$1.52Same
West Indiawestindia$1.52$1.613▲ 6%
UK Westukwest$1.525$1.525Same
Qatar Centralqatarcentral$1.55$1.551Same
UAE Northuaenorth$1.55$1.551Same
US Gov Texasusgovtexas$1.575$1.575Same
New Zealand Northnewzealandnorth$1.586$1.586Same
Australia Southeastaustraliasoutheast$1.638$1.638Same
South Indiasouthindia$1.667$1.777▲ 7%
East Asiaeastasia$1.67$1.67Same
Japan Westjapanwest$1.672$1.52▼ 9%
Norway Eastnorwayeast$1.672$1.802▲ 8%
Switzerland Northswitzerlandnorth$1.672$1.802▲ 8%
South Africa Northsouthafricanorth$1.68$1.68Same
Taiwan North Westtaiwannorthwest$1.778$1.601▼ 10%
France Southfrancesouth$1.915$1.924Same
UAE Centraluaecentral$1.966$2.016▲ 3%
Germany Northgermanynorth$1.976$1.976Same
Brazil Southbrazilsouth$2.01$2.01Same
South Africa Westsouthafricawest$2.117$2.184▲ 3%
Norway Westnorwaywest$2.174$2.342▲ 8%
Switzerland Westswitzerlandwest$2.208$2.342▲ 6%
Brazil Southeastbrazilsoutheast$2.613$2.613Same

Keep exploring

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

Standard_E20_v4Memory optimized, Ev4 family
Standard_E20_v4 prices and specsEvery size in the Ev4 family

Compare Standard_E20_v4 with

Standard_E20d_v4Standard_E20ds_v4Standard_E20s_v4Standard_E20_v3Standard_E20_v5
Standard_E20a_v4Memory optimized, Eav4 family
Standard_E20a_v4 prices and specsEvery size in the Eav4 family

Compare Standard_E20a_v4 with

Standard_E20as_v4

Pay the committed rate, with commitment protection

The best committed rate on these two is 62% 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.