| Feature | X7 (previous gen) | X8M (X8-2) | X9M (later) | |---------|------------------|------------|-------------| | Network | 100Gb InfiniBand | 100Gb RoCE | 100Gb RoCE | | PMEM support | No | Yes (Optane) | Yes (faster) | | Max DRAM per DB server | 768 GB | 1.5 TB | 3 TB | | Max NVMe flash per storage server | 6.4 TB | 51.2 TB | 102 TB | | Write latency | ~300 µs | ~27 µs | ~19 µs |
Offloads query processing to storage servers, reducing data movement and accelerating analytical queries. Only relevant columns and rows are sent to database servers.
: Snowflake, Amazon Redshift, and Google BigQuery offer similar performance for analytics but lack Exadata's specific hardware-software co-engineering for the Oracle Database engine. oracle exadata x82 datasheet
The Oracle Exadata Database Machine X8-2 represents a significant leap forward in engineered systems for Oracle databases, delivering dramatically better performance, cost effectiveness, and availability compared to previous generations. Featuring the latest Intel Xeon processors, enhanced storage density, and an ultra-fast InfiniBand fabric, the X8-2 powers the world’s most demanding business-critical workloads on premises, in the Oracle Public Cloud, or through Oracle’s Cloud@Customer deployment model.
If you are considering upgrading your infrastructure, I can help you analyze the cost-benefit analysis of Exadata vs. traditional storage, or compare the X8-2 with newer generation Exadata systems. Let me know what you need. oracle exadata database machine x8-2 | Feature | X7 (previous gen) | X8M
Source: Oracle Exadata X8-2 Database Server Service Manual
While Exadata is a leader in on-premises engineered systems, it faces competition from cloud-native data warehouses and specialized appliances: The Oracle Exadata Database Machine X8-2 represents a
4 x 6.4 TB NVMe Flash cards (25.6 TB total PCIe Flash per server).
Optimized for mixed-use, combining flash and disk. Contains 4 NVMe PCIe Flash cards (6.4 TB each) and twelve 14 TB 7,200 RPM disks.
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The Oracle Exadata X8-2 datasheet provides the following technical specifications: