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2.0
Product Specifications
2.1
Capacity
Table 1.
User Addressable Sectors
Intel SSD 320 Series
40 GB
80 GB
120 GB
160 GB
300 GB
600 GB
Notes: 1 GB = 1,000,000,000 bytes; 1 sector = 512 bytes.
LBA count shown represents total user storage capacity and will remain the same throughout the life of the drive.
The total usable capacity of the SSD may be less than the total physical capacity because a small portion of the capacity is
used for NAND flash management and maintenance purposes.
2.2
Performance
Table 2.
Random Read and Write Input/Output Operations Per Second (IOPS)
1
Specification
Random 4 KB Read (up to)
Random 4 KB Write (up to)
Notes: 1. Performance measured using Iometer* with Queue Depth equal to 32. Measurements are performed on 8 GB of Logical
Block Address (LBA) range. Write Cache enabled. 4 KB = 4,096 bytes.
Table 3.
Maximum Sustained Sequential Read and Write Bandwidth
1
Specification
Sequential Read (up to)
Sequential Write (up to)
Note:
1. Performance measured using Iometer with Queue Depth equal to 32.
Table 4.
Latency
Specification
1
Latency
Read
Write
2
Power On To Ready
Notes: 1. Based on sequential 4 KB (4,096 bytes) at Queue Depth 1 Iometer workload. Write Cache Enabled.
2. Power On To Ready time assumes proper shutdown.
®
Intel
Solid-State Drive 320 Series
Product Specification
6
(Total User Addressable Sectors in LBA Mode)
Unit
40 GB
80 GB
IOPS
30,000
38,000
IOPS
3,700
10,000
Unit
40 GB
80 GB
MB/s
200
270
MB/s
45
90
40 GB
80 GB
®
®
Intel
Intel
Unformatted Capacity
78,165,360
156,301,488
234,441,648
312,581,808
586,072,368
1,172,123,568
Intel SSD 320 Series
120 GB
160 GB
38,000
39,000
14,000
21,000
Intel SSD 320 Series
120 GB
160 GB
270
270
130
165
Intel SSD 320 Series
120 GB
160 GB
75 µs (TYP)
90 µs (TYP)
2.0 s (TYP)
Solid-State Drive 320 Series
Solid-State Drive 320 Series
300 GB
600 GB
39,500
39,500
23,000
23,000
300 GB
600 GB
270
270
205
220
300 GB
600 GB
September 2011
Order Number: 325152-002US
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