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a1.2xlarge vs z1d.2xlarge

Instance Typea1.2xlargez1d.2xlarge
Instance FamilyGeneral purposeMemory optimized
DetailsObsolete. Not recommended for use
Web servers, containerized microservices, caching fleets, distributed data stores, and dev environments.

a – ARM AWS Graviton Processor
1 – Generation
2xlarge – Size
High memory and compute applications; suitable for Electronic Design Automation (EDA) and certain relational database workloads.

z – Zippy / Compute and memory optimized
1 – Generation
d – Instance store volume
2xlarge – Size
vCPUs88
Memory16 GiB64 GiB
CPU Architecturearm64x86_64
ProcessorAWS Graviton ProcessorIntel Xeon Platinum 8151
Clock Speed2.3 GHz4 GHz
Threads Per Core12
Accelerators
GPUnono
Inference Acceleratornono
FPGAnono
Instances
Sizesa1.2xlarge, a1.4xlarge, a1.large, a1.medium, a1.metal, a1.xlargez1d.12xlarge, z1d.2xlarge, z1d.3xlarge, z1d.6xlarge, z1d.large, z1d.metal, z1d.xlarge
RDSdb.z1d.2xlarge
Free Tiernono
Burstablenono
Hibernationnono
EC2 Compute Units45
Instance StorageEBS only1 x 300 NVMe SSD
EBS (Elastic Block Store)
EBS Optimizeddefaultdefault
Encryptionsupportedsupported
NVMerequiredrequired
Dedicated Throughputup to 3500 MBps2333 MBps
Optimized Baseline Bandwidth1750 Mbps3170 Mbps
Optimized Baseline Throughput218.75 Mbps396.25 Mbps
Optimized Baseline Performance10000 IOPS13333 IOPS
Optimized Max Performance20000 IOPS13333 IOPS
Optimized Max Bandwidth3500 Mbps3170 Mbps
Optimized Max Throughput437.5 Mbps396.25 Mbps
Networking
Networking PerformanceUp to 10 GigabitUp to 10 Gigabit
Enhanced Networkingyesyes
Max Interfaces44
Max Cards11
IPv4 Addresses per Interface1515
IPv6 Addresses per Interface1515
IPv6 Supportyesyes
ENA Supportrequiredrequired
EFA Supportnono
Encryption in Transit Supportnono
ENA SRD Supportnono
Avg Price Diff1.00x3.71x

Regional Prices

Geography
Region
a1.2xlarge
z1d.2xlarge
Asia PacificAsia Pacific (Mumbai) (ap-south-1)0.2040n/a
HiddenHidden (hidden-1)0.20400.7840
HiddenHidden (hidden-2)0.23040.8320
HiddenHidden (hidden-3)0.23280.8440
HiddenHidden (hidden-4)0.23520.8790
HiddenHidden (hidden-5)0.25680.9000
HiddenHidden (hidden-6)0.26640.9000
HiddenHidden (hidden-7)n/a0.9040
HiddenHidden (hidden-8)n/a0.9040
HiddenHidden (hidden-9)n/a0.9080
USUS East (Ohio) (us-east-2)0.20400.7440
USUS East (Virginia) (us-east-1)0.20400.7440
USUS West (Oregon) (us-west-2)n/a0.7440
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