m8idb.16xlarge vs m8idn.16xlarge

Accelerators
Instance Type	m8idb.16xlarge	m8idn.16xlarge
Instance Family	General purpose	General purpose
Details	Small to medium size databases, data processing, caching, backends. m – Multi purpose 8 – Generation i – Intel processor d – Instance store volume b – EBS optimized 16xlarge – Size	Small to medium size databases, data processing, caching, backends. m – Multi purpose 8 – Generation i – Intel processor d – Instance store volume n – Network and EBS optimized 16xlarge – Size
vCPUs	64	64
Memory	256 GiB	256 GiB
CPU Architecture	x86_64	x86_64
Processor	Intel Xeon Scalable (Granite Rapids)	Intel Xeon Scalable (Granite Rapids)
Clock Speed	3.9 GHz	3.9 GHz
Threads Per Core	2	2
GPU	no	no
Inference Accelerator	no	no
FPGA	no	no
Instances
Sizes	m8idb.12xlarge, m8idb.16xlarge, m8idb.24xlarge, m8idb.2xlarge, m8idb.32xlarge, m8idb.48xlarge, m8idb.4xlarge, m8idb.8xlarge, m8idb.96xlarge, m8idb.large, m8idb.xlarge	m8idn.12xlarge, m8idn.16xlarge, m8idn.24xlarge, m8idn.2xlarge, m8idn.32xlarge, m8idn.48xlarge, m8idn.4xlarge, m8idn.8xlarge, m8idn.96xlarge, m8idn.large, m8idn.xlarge
Generations		m6idn.16xlarge, m8idn.16xlarge
Variants	m8a.16xlarge, m8g.16xlarge, m8gb.16xlarge, m8gd.16xlarge, m8gn.16xlarge, m8i-flex.16xlarge, m8i.16xlarge, m8ib.16xlarge, m8id.16xlarge, m8idn.16xlarge, m8in.16xlarge	m8a.16xlarge, m8g.16xlarge, m8gb.16xlarge, m8gd.16xlarge, m8gn.16xlarge, m8i-flex.16xlarge, m8i.16xlarge, m8ib.16xlarge, m8id.16xlarge, m8idb.16xlarge, m8in.16xlarge
Free Tier	no	no
Burstable	no	no
Hibernation	no	no
Instance Storage	1 x 3800 NVMe SSD	1 x 3800 NVMe SSD
EBS (Elastic Block Store)
EBS Optimized	default	default
Encryption	supported	supported
NVMe	required	required
Dedicated Throughput	50000 MBps	20000 MBps
Optimized Baseline Bandwidth	50000 Mbps	20000 Mbps
Optimized Baseline Throughput	6250 Mbps	2500 Mbps
Optimized Baseline Performance	240000 IOPS	80000 IOPS
Optimized Max Performance	240000 IOPS	80000 IOPS
Optimized Max Bandwidth	50000 Mbps	20000 Mbps
Optimized Max Throughput	6250 Mbps	2500 Mbps
Networking
Networking Performance	66.66 Gigabit	100 Gigabit
Enhanced Networking	yes	yes
Max Interfaces	16	16
Max Cards	1	1
IPv4 Addresses per Interface	64	64
IPv6 Addresses per Interface	64	64
IPv6 Support	yes	yes
ENA Support	required	required
EFA Support	no	no
Encryption in Transit Support	yes	yes
ENA SRD Support	yes	yes
Avg Price Diff	1.00x	1.00x

Regional Prices

Geography	Region	m8idb.16xlarge	m8idn.16xlarge
Europe	Europe (Spain) (eu-south-2)	6.6886	6.6886
US	US East (Virginia) (us-east-1)	6.1101	6.1101
US	US West (Oregon) (us-west-2)	6.1101	6.1101