Supported node types

MemoryDB supports the following node types.

Memory optimized

Instance type	Baseline bandwidth (Gbps)	Burst bandwidth (Gbps)	Enhanced I/O Multiplexing (Valkey 7.2 and Redis OSS 7.0.4+)	Minimum engine version
db.r7g.large	0.937	12.5	No	6.2
db.r7g.xlarge	1.876	12.5	No	6.2
db.r7g.2xlarge	3.75	15	Yes	6.2
db.r7g.4xlarge	7.5	15	Yes	6.2
db.r7g.8xlarge	15	N/A	Yes	6.2
db.r7g.12xlarge	22.5	N/A	Yes	6.2
db.r7g.16xlarge	30	N/A	Yes	6.2
db.r6g.large	0.75	10.0	No	6.2
db.r6g.xlarge	1.25	10.0	No	6.2
db.r6g.2xlarge	2.5	10.0	Yes	6.2
db.r6g.4xlarge	5.0	10.0	Yes	6.2
db.r6g.8xlarge	12	N/A	Yes	6.2
db.r6g.12xlarge	20	N/A	Yes	6.2
db.r6g.16xlarge	25	N/A	Yes	6.2

Memory optimized with data tiering

Instance type	Baseline bandwidth (Gbps)	Burst bandwidth (Gbps)	Enhanced I/O Multiplexing (Valkey 7.2 and Redis OSS 7.0.4+)	Minimum engine version
db.r6gd.xlarge	1.25	10	No	6.2
db.r6gd.2xlarge	2.5	10	No	6.2
db.r6gd.4xlarge	5.0	10	No	6.2
db.r6gd.8xlarge	12	N/A	No	6.2

General purpose nodes

Instance type	Baseline bandwidth (Gbps)	Burst bandwidth (Gbps)	Enhanced I/O Multiplexing (Valkey 7.2 and Redis OSS 7.0.4+)	Minimum engine version
db.t4g.small	0.128	5.0	No	6.2
db.t4g.medium	0.256	5.0	No	6.2

For AWS Region availability, see MemoryDB Pricing

All node types are created in a virtual private cloud (VPC).