Drive Capacity and Performance
Oracle Flash Accelerator F640 PCIe Card v2 capacity, performance, and reliability
specifications are listed in the following table.
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Capacity
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Performance
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Consistently high IOPS and throughput
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Sequential read speeds of up to 6.5 GB/s IOPS for
128KB Block Size, QD (Queue Depth) 256
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Sequential write speeds of up to 4.7 GB/s IOPS for
128KB Block Size, QD256
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Random read speeds of up to 1,339,000 IOPS for 4KB
Block Size, QD256
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Random write speeds of up to 425,000 IOPS for 4KB
Block Size, QD256
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Latency
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-
Sequential Latency (typical) Read/Write:
7/9
μseconds
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Random Latency (typical) Read/Write:
79/34
μseconds
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Power On to Ready Latency (typical):
2
seconds
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Less than 18 μsec for sequential access to the SSD.
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Uncorrectable Bit Error Rate (UBER)
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< 1 sector per 1017 bits read
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Data Retention
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Three months power-off retention once storage drive reaches
rated write endurance at 40°C. The time period for retaining
data in the NAND at maximum rated endurance.
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Endurance Rating
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Mean Time Between Failures (MTBF)
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2 million hours
Mean Time Between Failures is estimated based on Telcordia
methodology and demonstrated through Reliability Demonstration
Test (RDT).
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