db.m8a.4xlarge

db.m8a.4xlarge is an AWS RDS size with 8 vCPUs, 64 GiB memory (5th Generation AMD EPYC). In US East (N. Virginia) it costs $1.719 per hour on demand ($1,255.02 per month) for PostgreSQL, Single-AZ; a 1-year Database Savings Plan costs $1.375 per hour, 20% less. It is sold in 9 regions.

Prices by region

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

Region	On-demand	1-yr savings plan
US East (N. Virginia) us-east-1	$1.719	$1.375
US East (Ohio) us-east-2	$1.719	$1.375
US West (Oregon) us-west-2	$1.719	$1.375
Europe (Spain) eu-south-2	$1.903	$1.523
EU (Ireland) eu-west-1	$1.903	$1.523
EU (Frankfurt) eu-central-1	$2.048	$1.638
Asia Pacific (Tokyo) ap-northeast-1	$2.386	$1.909
Asia Pacific (Mumbai) ap-south-1	$2.445	$1.956
Asia Pacific (Hyderabad) ap-south-2	$2.445	$1.956

Reserved and Savings Plans

Prices by engine and deployment in US East (N. Virginia)

Option	On-demand /hr	1-yr reserved /hr	3-yr reserved /hr
PostgreSQL · Single-AZ	$1.719	–	–
PostgreSQL · Multi-AZ	$3.438	–	–
SQL Server Enterprise · Single-AZ	$1.638	–	–
SQL Server Enterprise BYOM · Single-AZ	$1.638	–	–
SQL Server Enterprise BYOM Unbundled · Single-AZ	$1.638	–	–
SQL Server Enterprise Developer BYOM · Single-AZ	$1.638	–	–
SQL Server Enterprise Developer BYOM Unbundled · Single-AZ	$1.638	–	–
SQL Server Enterprise Unbundled · Single-AZ	$1.638	–	–
SQL Server Standard · Single-AZ	$1.638	–	–
SQL Server Standard BYOM · Single-AZ	$1.638	–	–
SQL Server Standard BYOM Unbundled · Single-AZ	$1.638	–	–
SQL Server Standard Developer BYOM · Single-AZ	$1.638	–	–
SQL Server Standard Developer BYOM Unbundled · Single-AZ	$1.638	–	–
SQL Server Standard Unbundled · Single-AZ	$1.638	–	–
SQL Server Web · Single-AZ	$1.638	–	–
SQL Server Web Unbundled · Single-AZ	$1.638	–	–
MariaDB · Single-AZ	$1.719	–	–
MySQL · Single-AZ	$1.719	–	–
SQL Server Enterprise BYOM Unbundled · Multi-AZ	$3.276	–	–
SQL Server Enterprise Developer BYOM Unbundled · Multi-AZ	$3.276	–	–
SQL Server Enterprise Unbundled · Multi-AZ	$3.276	–	–
SQL Server Standard BYOM Unbundled · Multi-AZ	$3.276	–	–
SQL Server Standard Unbundled · Multi-AZ	$3.276	–	–
SQL Server Web Unbundled · Multi-AZ	$3.276	–	–
MariaDB · Multi-AZ	$3.438	–	–
MySQL · Multi-AZ	$3.438	–	–

Specs

Compute	Value
vCPUs	8
Physical cores	16
Threads per core	1
Architecture	x86_64
Processor	5th Generation AMD EPYC
CPU maker	AMD
Sustained clock	4.5 GHz
Burstable	No

Memory	Value
Memory (GiB)	64

Networking	Value
Network	Up to 15 Gbps
Network baseline	7.5 Gbps
Network peak	15 Gbps

Storage	Value
Storage	EBS Only
EBS baseline bandwidth	5,000 Mbps
EBS max bandwidth	10,000 Mbps
EBS baseline throughput	625 MB/s
EBS max throughput	1,250 MB/s
EBS baseline IOPS	20,000
EBS max IOPS	40,000

Instance details	Value
Instance type	db.m8a.4xlarge
Family	m8a
Category	General purpose
Current generation	Yes

Other	Value
Hardware Basis	m8a.4xlarge

Compare db.m8a.4xlarge

Other processors

vs db.m8g.4xlarge vs db.m8i.4xlarge

Compute and memory optimized

vs db.r8a.4xlarge

Other m8a sizes

Size	vCPUs	Memory (GiB)	On-demand /hr
db.m8a.large	2	8	$0.2149
db.m8a.xlarge	4	16	$0.4298
db.m8a.2xlarge	8	32	$0.8596
db.m8a.4xlarge	8	64	$1.719
db.m8a.8xlarge	32	128	$3.438
db.m8a.16xlarge	32	256	$6.877
db.m8a.12xlarge	48	192	$5.158
db.m8a.24xlarge	96	384	$10.315
db.m8a.48xlarge	192	768	$20.63

Prices updated 2026-11-12 from AWS public price lists. Compare all AWS RDS sizes.