x2gd.12xlarge vs x2iezn.12xlarge

Accelerators
Instance Type	x2gd.12xlarge	x2iezn.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 g – AWS Graviton processor d – Instance store volume 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 2 – Generation i – Intel processor e – Extra storage or memory z – High performance n – Network and EBS optimized 12xlarge – Size
vCPUs	48	48
Memory	768 GiB	1536 GiB
CPU Architecture	arm64	x86_64
Processor	AWS Graviton2 Processor	Intel Xeon Platinum 8252
Clock Speed	2.5 GHz	4.5 GHz
Threads Per Core	1	2
GPU	no	no
Inference Accelerator	no	no
FPGA	no	no
Instances
Sizes	x2gd.12xlarge, x2gd.16xlarge, x2gd.2xlarge, x2gd.4xlarge, x2gd.8xlarge, x2gd.large, x2gd.medium, x2gd.metal, x2gd.xlarge	x2iezn.12xlarge, x2iezn.2xlarge, x2iezn.4xlarge, x2iezn.6xlarge, x2iezn.8xlarge, x2iezn.metal
Variants	x2iezn.12xlarge	x2gd.12xlarge
RDS		db.x2iezn.12xlarge
Free Tier	no	no
Burstable	no	no
Hibernation	no	no
Instance Storage	2 x 1425 SSD	EBS only
EBS (Elastic Block Store)
EBS Optimized	default	default
Encryption	supported	supported
NVMe	required	required
Dedicated Throughput	14250 MBps	19000 MBps
Optimized Baseline Bandwidth	14250 Mbps	19000 Mbps
Optimized Baseline Throughput	1781.25 Mbps	2375 Mbps
Optimized Baseline Performance	60000 IOPS	80000 IOPS
Optimized Max Performance	60000 IOPS	80000 IOPS
Optimized Max Bandwidth	14250 Mbps	19000 Mbps
Optimized Max Throughput	1781.25 Mbps	2375 Mbps
Networking
Networking Performance	20 Gigabit	100 Gigabit
Enhanced Networking	yes	yes
Max Interfaces	8	15
Max Cards	1	1
IPv4 Addresses per Interface	30	50
IPv6 Addresses per Interface	30	50
IPv6 Support	yes	yes
ENA Support	required	required
EFA Support	no	yes
EFA Max Interfaces		1
Encryption in Transit Support	no	yes
ENA SRD Support	no	no
Avg Price Diff	1.00x	2.80x

Regional Prices

Geography	Region	x2gd.12xlarge	x2iezn.12xlarge
Europe	Europe (Ireland) (eu-west-1)	n/a	12.0000
Hidden	Hidden (hidden-1)	4.8000	12.3060
Hidden	Hidden (hidden-2)	n/a	14.5080
US	US East (Ohio) (us-east-2)	4.0080	n/a
US	US East (Virginia) (us-east-1)	4.0080	10.0080
US	US West (Oregon) (us-west-2)	4.0080	10.0080