m5a.16xlarge

m5a.16xlarge is an AWS EC2 instance with 64 vCPUs, 256 GiB memory (AMD EPYC 7571). In US East (N. Virginia) it costs $2.752 per hour on demand ($2,008.96 per month) for Linux; a 1-year reserved instance with no upfront costs $1.734 per hour, 37% less. Spot capacity is about $0.6116 per hour. It is sold in 18 regions; the cheapest is Asia Pacific (Mumbai) at $1.778 per hour.

Prices by region

USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.

RegionOn-demandSpot1-yr reserved3-yr reserved1-yr savings plan3-yr savings plan
Asia Pacific (Mumbai) ap-south-1$1.778$0.8257$1.12$0.768$1.314$0.893
US East (N. Virginia) us-east-1$2.752$0.6116$1.734$1.189$2.014$1.391
US East (Ohio) us-east-2$2.752$0.4172$1.734$1.189$2.014$1.391
US West (Oregon) us-west-2$2.752$0.9332$1.734$1.189$2.014$1.391
Canada (Central) ca-central-1$3.072$0.3111$1.935$1.327$2.247$1.547
EU (Ireland) eu-west-1$3.072$1.481$1.935$1.327$2.49$1.752
EU (London) eu-west-2$3.20$1.269$2.016$1.382$2.576$1.861
EU (Milan) eu-south-1$3.232$0.3232$2.036$1.396$2.606$1.84
EU (Paris) eu-west-3$3.232$0.353$2.036$1.396$2.611$1.842
US West (N. California) us-west-1$3.232$0.8509$2.036$1.396$2.786$1.895
EU (Frankfurt) eu-central-1$3.328$1.354$2.097$1.438$2.726$2.006
Asia Pacific (Seoul) ap-northeast-2$3.392$0.4139$2.112$1.465$2.429$1.777
Asia Pacific (Singapore) ap-southeast-1$3.456$1.177$2.177$1.493$2.573$1.754
Asia Pacific (Sydney) ap-southeast-2$3.456$1.264$2.177$1.493$2.751$1.963
AWS GovCloud (US-East) us-gov-east-1$3.488–$2.197$1.507$2.758$1.827
AWS GovCloud (US-West) us-gov-west-1$3.488–$2.197$1.507$2.754$1.831
Asia Pacific (Tokyo) ap-northeast-1$3.584$1.171$2.258$1.548$2.868$2.086
South America (Sao Paulo) sa-east-1$4.416$0.4663$2.606$1.908$2.997$2.30
Reserved and Savings PlansSpot prices by regionWindows prices by regionAzure equivalents

Prices by operating system in US East (N. Virginia)

Operating systemOn-demand /hr1-yr reserved /hr3-yr reserved /hr
Linux$2.752$1.734$1.189
Ubuntu Pro$2.864––
SUSE$2.877$1.794$1.243
RHEL$3.443$2.425$1.88
Linux SQL Web$3.834$2.815$2.27
RHEL HA$4.339$3.321$2.776
RHEL SQL Web$4.525––
Windows$5.696$4.678$4.133
Windows SQL Web$6.778$5.759$5.214
Linux SQL Std$10.432$9.414$8.869
RHEL SQL Std$11.123––
RHEL HA SQL Std$12.019––
Windows SQL Std$13.376$12.358$11.813
Linux SQL Ent$26.752$25.734$25.189
RHEL SQL Ent$27.443––
RHEL HA SQL Ent$28.339––
Windows SQL Ent$29.696$28.678$28.133

Specs

ComputeValue
vCPUs64
Physical cores32
Threads per core2
Architecturex86_64
ProcessorAMD EPYC 7571
CPU makerAMD
Clock speed2.5 GHz
Sustained clock2.5 GHz
Processor featuresAVX; AVX2; AMD Turbo
BurstableNo
MemoryValue
Memory (GiB)256
NetworkingValue
Network12 Gbps
Network baseline12 Gbps
Network peak12 Gbps
Enhanced networkingYes (ENA)
EFANo
IPv6Yes
Max network interfaces15
IPv4 addresses per interface50
StorageValue
StorageEBS only
EBS optimizedYes
EBS over NVMeRequired
EBS throughput7000 Mbps
EBS baseline bandwidth9,500 Mbps
EBS max bandwidth9,500 Mbps
EBS baseline throughput1,187.5 MB/s
EBS max throughput1,187.5 MB/s
EBS baseline IOPS40,000
EBS max IOPS40,000
Max EBS volumes27
Instance detailsValue
Instance typem5a.16xlarge
Familym5a
CategoryGeneral purpose
Current generationYes
Normalization factor128
Bare metalNo
HypervisorNitro
Placement groupsCluster, Partition, Spread
HibernationNo
Nitro EnclavesYes
Boot modesLegacy BIOS, UEFI

Compare m5a.16xlarge

Compute and memory optimized

vs c5a.16xlargevs r5a.16xlarge

Other processors

vs m5.16xlarge

With or without local disk and networking

vs m5ad.16xlarge

Other generations

vs m6a.16xlarge

Other m5a sizes

SizevCPUsMemory (GiB)On-demand /hr
m5a.large28$0.086
m5a.xlarge416$0.172
m5a.2xlarge832$0.344
m5a.4xlarge1664$0.688
m5a.8xlarge32128$1.376
m5a.12xlarge48192$2.064
m5a.16xlarge64256$2.752
m5a.24xlarge96384$4.128

Prices updated 2026-11-12 from AWS public price lists. Compare all AWS EC2 instances.