r8id.32xlarge vs r8ib.32xlarge

Accelerators
Instance Type	r8id.32xlarge	r8ib.32xlarge
Instance Family	Memory optimized	Memory optimized
Details	High-performance databases, data mining/analysis, in-memory databases, distributed large-scale caches, real-time processing apps for unstructured big data, Hadoop/Spark clusters, and other enterprise apps. r – RAM / memory optimized 8 – Generation i – Intel processor d – Instance store volume 32xlarge – Size	High-performance databases, data mining/analysis, in-memory databases, distributed large-scale caches, real-time processing apps for unstructured big data, Hadoop/Spark clusters, and other enterprise apps. r – RAM / memory optimized 8 – Generation i – Intel processor b – EBS optimized 32xlarge – Size
vCPUs	128	128
Memory	1024 GiB	1024 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	r8id.12xlarge, r8id.16xlarge, r8id.24xlarge, r8id.2xlarge, r8id.32xlarge, r8id.48xlarge, r8id.4xlarge, r8id.8xlarge, r8id.96xlarge, r8id.large, r8id.metal-48xl, r8id.metal-96xl, r8id.xlarge	r8ib.12xlarge, r8ib.16xlarge, r8ib.24xlarge, r8ib.2xlarge, r8ib.32xlarge, r8ib.48xlarge, r8ib.4xlarge, r8ib.8xlarge, r8ib.96xlarge, r8ib.large, r8ib.xlarge
Generations	r6id.32xlarge, r8id.32xlarge
Variants	r8i.32xlarge, r8ib.32xlarge, r8in.32xlarge	r8i.32xlarge, r8id.32xlarge, r8in.32xlarge
Free Tier	no	no
Burstable	no	no
Hibernation	no	no
Instance Storage	2 x 3800 NVMe SSD	EBS only
EBS (Elastic Block Store)
EBS Optimized	default	default
Encryption	supported	supported
NVMe	required	required
Dedicated Throughput	40000 MBps	100000 MBps
Optimized Baseline Bandwidth	40000 Mbps	100000 Mbps
Optimized Baseline Throughput	5000 Mbps	12500 Mbps
Optimized Baseline Performance	160000 IOPS	480000 IOPS
Optimized Max Performance	160000 IOPS	480000 IOPS
Optimized Max Bandwidth	40000 Mbps	100000 Mbps
Optimized Max Throughput	5000 Mbps	12500 Mbps
Networking
Networking Performance	50000 Megabit	133.33 Gigabit
Enhanced Networking	yes	yes
Max Interfaces	24	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	1.19x

Regional Prices

Geography	Region	r8id.32xlarge	r8ib.32xlarge
Hidden	Hidden (hidden-1)	11.8272	15.0061
Hidden	Hidden (hidden-2)	12.7885	n/a
Hidden	Hidden (hidden-3)	12.8621	n/a
US	US East (Ohio) (us-east-2)	10.6445	13.3888
US	US East (Virginia) (us-east-1)	10.6445	13.3888
US	US West (Oregon) (us-west-2)	10.6445	13.3888