23points

OCZ Vertex 450 256GB

70points

Samsung 840 Pro Series 512GB

OCZ Vertex 450 256GB
Comparison winner
Samsung 840 Pro Series 512GB
vs
vs

39 facts in comparison

OCZ Vertex 450 256GB vs Samsung 840 Pro Series 512GB

OCZ Vertex 450 256GB
Samsung 840 Pro Series 512GB
OCZ Vertex 450 256GB
Samsung 840 Pro Series 512GB

Why is OCZ Vertex 450 256GB better than Samsung 840 Pro Series 512GB?

  • 0.3mm narrower
    99.7mmvs100mm
  • 0.1mm shorter
    69.75mmvs69.85mm

Why is Samsung 840 Pro Series 512GB better than OCZ Vertex 450 256GB?

  • 104.03MB/s higher result for importing pictures
    342.8MB/svs238.77MB/s
  • 54 higher AS SSD benchmark result
    1143vs1089
  • 256GB more internal storage
    512GBvs256GB
  • 15000IOPS faster random read speed
    100000IOPSvs85000IOPS
  • 19977 higher score for the PCMark Vantage HDD Test Suite
    69123vs49146
  • 101.67MB/s faster sequential write speed
    475.87MB/svs374.2MB/s
  • 49.01MB/s higher ATTO Disk Benchmark result
    424.07MB/svs375.06MB/s
  • 67.42MB/s faster sequential read speed
    511.74MB/svs444.32MB/s

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Top specs and features

relevant

General info

1.internal storage

256GB

512GB

Best

Intel DC P4510 Series 8TB

8000GB

2.thickness

7mm

7mm

Best

Intel 600p 128GB

1.5mm

3.warranty period

3

5

When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction.

Best

Crucial MX500 2.5" 1TB

60

4.bits of encryption supported

0

0

AES (Advanced Encryption Standard) encryption is a widely used method to secure data. There are three levels of encryption (128, 192 and 256) with 256-bit being the strongest.

Best

Crucial MX500 2.5" 2TB

256

5.width

99.7mm

100mm

Best

Western Digital Blue 1TB M.2 2280

22mm

6.weight

115g

62.5g

Best

Toshiba OCZ RC100 M.2 2242 120GB

3g

relevant

Read speed

1.sequential read speed

540MB/s

540MB/s

The maximum sequential read speed according to the manufacturer. It is one test of how well the drive can read data.

Best

Samsung 970 Evo NVMe M.2 2280 2TB

3500MB/s

2.random read speed

85000IOPS

100000IOPS

The maximum random read speed according to the manufacturer. It is one test of how well the drive can read data.

Best

Silicon Power AIC3C0P 800GB

750000IOPS

3.sequential read speed

444.32MB/s

511.74MB/s

This is one test of how well the drive can read data. Source: ssdreview.com.

Best

Samsung PM1643 30.72TB

2100MB/s

4.average read speed

301.95MB/s

363.36MB/s

The average speed that data is read from memory. Source: ssdreview.com.

Best

Plextor M5M 256GB

371.98MB/s

5.4K random read speed

159.58MB/s

214.78MB/s

This is one test of how well the drive can read data. Source: ssdreview.com.

Best

Crucial BX300 120GB

220.45MB/s

6.read access time average

12.44ms

12.21ms

The time needed before the drive can access data. Source: ssdreview.com.

Best

Plextor M5M 256GB

1.22ms

relevant

Write speed

1.sequential write speed

525MB/s

520MB/s

The maximum sequential write speed according to the manufacturer. It is one test of how well the drive can write data.

Best

Intel DC P4510 Series 8TB

3000MB/s

2.maximum random write speed

90000IOPS

90000IOPS

The maximum random write speed according to the manufacturer. It is one test of how well the drive can write data.

Best

Intel Optane 905P U.2 480GB

550000IOPS

3.sequential write speed

374.2MB/s

475.87MB/s

This is one test of how well the drive can write data. Source: ssdreview.com.

Best

Samsung PM1643 30.72TB

1700MB/s

4.4K random write speed

182.86MB/s

197.24MB/s

This is one test of how well the drive can write data. Source: ssdreview.com.

Best

Crucial BX300 120GB

213.89MB/s

5.average write speed

278.53MB/s

336.56MB/s

The average speed that data is written to memory. Source: ssdreview.com.

Best

Crucial BX300 120GB

343.42MB/s

6.write access time average

19.36ms

13.22ms

The time needed before the drive can write data. Source: ssdreview.com.

Best

Plextor M5M 256GB

2.55ms

relevant

group_power_consumption

1.read power consumption

2.9W

2.46W

The average amount of power used when reading data from memory. Source: ssdreview.com.

Best

Corsair Nova V32 32GB

0.75W

2.average power consumption

2.79W

2.17W

The average amount of power consumption based on usage when idle, reading data and writing data.

Best

Corsair Nova V32 32GB

0.71W

3.write power consumption

4.81W

3.97W

The average amount of power used when writing data to memory. Source: ssdreview.com.

Best

Corsair Nova V32 32GB

0.95W

4.power consumption while idle

0.68W

0.08W

Best

Crucial MX300 525GB

0.04W

relevant

Benchmarks

1.result for importing pictures

238.77MB/s

342.8MB/s

This tests the performance of the SSD using PCMark Vantage HDD: Importing Pictures benchmark. Source: ssdreview.com.

Best

Samsung 840 Evo 500GB

349.29MB/s

2.AS SSD benchmark result

1089

1143

The AS SSD benchmark measures the general performance of the SSD through a variety of tests. Source: ssdreview.com.

Best

Samsung 840 Evo 750GB

1203

3.PCMark Vantage HDD Test Suite score

49146

69123

This is the overall score given to the SSD based on its performance across various PCMark benchmarks. Source: ssdreview.com.

Best

Crucial BX300 240GB

70238

4.ATTO Disk Benchmark result

375.06MB/s

424.07MB/s

The ATTO Disk Benchmark measures the general performance of the SSD through a variety of tests. Source: ssdreview.com.

Best

Crucial BX300 120GB

434.16MB/s

5.result for video editing

222.48MB/s

317.12MB/s

This tests the performance of the SSD using PCMark Vantage HDD: Video Editing benchmark. Source: ssdreview.com.

Best

Crucial MX300 750GB

345.13MB/s

6.time required to boot-up Windows 7

11.9s

7.8s

This benchmark tests how quickly the SSD boots up Windows 7 Professional. Source: ssdreview.com.

Best

Plextor PX-M5P Series 256GB

7.4s

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