x2iezn.12xlarge vs x8aedz.12xlarge

Accelerators
Instance Type	x2iezn.12xlarge	x8aedz.12xlarge
Instance Family	Memory optimized	Memory optimized
Details	In-memory databases (like SAP HANA), big data engines (such as Apache Spark, Presto), high-performance computing (HPC), and memory-heavy enterprise apps. x – Extreme RAM / memory intensive 2 – Generation i – Intel processor e – Extra storage or memory z – High performance n – Network and EBS optimized 12xlarge – Size	In-memory databases (like SAP HANA), big data engines (such as Apache Spark, Presto), high-performance computing (HPC), and memory-heavy enterprise apps. x – Extreme RAM / memory intensive 8 – Generation a – AMD processor e – Extra storage or memory d – Instance store volume z – High performance 12xlarge – Size
vCPUs	48	48
Memory	1536 GiB	1536 GiB
CPU Architecture	x86_64	n/a
Processor	Intel Xeon Platinum 8252	AMD EPYC 9R05 Processor
Clock Speed	4.5 GHz
Threads Per Core	2	0
GPU	no	no
Inference Accelerator	no	no
FPGA	no	no
Instances
Sizes	x2iezn.12xlarge, x2iezn.2xlarge, x2iezn.4xlarge, x2iezn.6xlarge, x2iezn.8xlarge, x2iezn.metal	x8aedz.12xlarge, x8aedz.24xlarge, x8aedz.3xlarge, x8aedz.6xlarge, x8aedz.large, x8aedz.metal-12xl, x8aedz.metal-24xl, x8aedz.xlarge
Variants	x2gd.12xlarge	x8g.12xlarge, x8i.12xlarge
RDS	db.x2iezn.12xlarge
Free Tier	no	no
Burstable	no	no
Hibernation	no	no
Instance Storage	EBS only	1 x 3800 GB NVMe SSD
EBS (Elastic Block Store)
EBS Optimized	default
Encryption	supported
NVMe	required
Dedicated Throughput	19000 MBps	30000 MBps
Optimized Baseline Bandwidth	19000 Mbps
Optimized Baseline Throughput	2375 Mbps
Optimized Baseline Performance	80000 IOPS
Optimized Max Performance	80000 IOPS
Optimized Max Bandwidth	19000 Mbps
Optimized Max Throughput	2375 Mbps
Networking
Networking Performance	100 Gigabit	37500 Megabit
Enhanced Networking	yes	yes
Max Interfaces	15
Max Cards	1
IPv4 Addresses per Interface	50
IPv6 Addresses per Interface	50
IPv6 Support	yes	no
ENA Support	required
EFA Support	yes	no
EFA Max Interfaces	1
Encryption in Transit Support	yes	no
ENA SRD Support	no	no
Avg Price Diff	1.00x	1.45x

Regional Prices

Geography	Region	x2iezn.12xlarge	x8aedz.12xlarge
Asia Pacific	Asia Pacific (Mumbai) (ap-south-1)	n/a	14.2214
Asia Pacific	Asia Pacific (Tokyo) (ap-northeast-1)	n/a	20.0206
Europe	Europe (Ireland) (eu-west-1)	12.0000	n/a
Hidden	Hidden (hidden-1)	12.3060	20.0206
Hidden	Hidden (hidden-2)	14.5080	n/a
US	US East (Virginia) (us-east-1)	10.0080	n/a
US	US West (Oregon) (us-west-2)	10.0080	13.8072