Samsung 840 Pro Series 256GBSamsung 840 Evo 500GB
Top 7%453 points
Top 7%
Top 2%480 points
Top 2%
Samsung 840 Pro Series 256GB
Samsung 840 Evo 500GB
vs
Top specs and features

Samsung 840 Pro Series 256GB vs Samsung 840 Evo 500GB: 40 facts in comparison

1. sequential read speed

The maximum sequential read speed according to the manufacturer. It is one test of how well the drive can read data.
540MB/s
Samsung 960 Pro 2TB: 3500MB/s
540MB/s

2. sequential write speed

The maximum sequential write speed according to the manufacturer. It is one test of how well the drive can write data.
520MB/s
OCZ Z-Drive R4 RM88 3.2TB PCIe: 2800MB/s
520MB/s

3. result for importing pictures

This tests the performance of the SSD using PCMark Vantage HDD: Importing Pictures benchmark. Source: ssdreview.com.
337.98MB/s
Samsung 840 Evo 500GB: 349.29MB/s
349.29MB/s

4. AS SSD benchmark result

The AS SSD benchmark measures the general performance of the SSD through a variety of tests. Source: ssdreview.com.
1142
Samsung 840 Evo 750GB: 1203
1190

5. random read speed

The maximum random read speed according to the manufacturer. It is one test of how well the drive can read data.
100000IOPS
Intel Optane 905P U.2 480GB: 575000IOPS
98000IOPS

6. maximum random write speed

The maximum random write speed according to the manufacturer. It is one test of how well the drive can write data.
90000IOPS
Intel Optane 905P U.2 480GB: 550000IOPS
90000IOPS

7. internal storage

244GB more internal storage.
256GB
Samsung 860 Pro 4TB 2.5": 4096GB
500GB

8. PCMark Vantage HDD Test Suite score

This is the overall score given to the SSD based on its performance across various PCMark benchmarks. Source: ssdreview.com.
68058
Crucial BX300 240GB: 70238
64497

9. sequential write speed

This is one test of how well the drive can write data. Source: ssdreview.com.
469.58MB/s
Samsung PM1643 30.72TB: 1700MB/s
472.64MB/s

10. sequential read speed

This is one test of how well the drive can read data. Source: ssdreview.com.
511.75MB/s
Samsung PM1643 30.72TB: 2100MB/s
504.5MB/s

11. ATTO Disk Benchmark result

The ATTO Disk Benchmark measures the general performance of the SSD through a variety of tests. Source: ssdreview.com.
419.27MB/s
Crucial BX300 480GB: 434.16MB/s
427.82MB/s

12. thickness

0.2mm thinner.
7mm
Samsung 950 Pro 256GB: 2.2mm
6.8mm

13. 4K random write speed

This is one test of how well the drive can write data. Source: ssdreview.com.
183.28MB/s
Crucial BX300 480GB: 213.89MB/s
192.22MB/s

14. read power consumption

The average amount of power used when reading data from memory. Source: ssdreview.com.
2.43W
Corsair Nova V32 32GB: 0.75W
3.1W

15. warranty period

When covered under the manufacturer’s warranty it is possible to get a replacement in the case of a malfunction.
5
Samsung 850 Pro 128GB: 10
3

16. bits of encryption supported

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.
0
Intel Optane 900P U.2 280GB: 256
256

17. result for video editing

This tests the performance of the SSD using PCMark Vantage HDD: Video Editing benchmark. Source: ssdreview.com.
318.73MB/s
Crucial MX300 750GB: 345.13MB/s
321.33MB/s

18. time required to boot-up Windows 7

This benchmark tests how quickly the SSD boots up Windows 7 Professional. Source: ssdreview.com.
11.1s
Plextor PX-M5P Series 256GB: 7.4s
8.4s

19. result for gaming

This tests the performance of the SSD using PCMark Vantage HDD: Gaming benchmark. Source: ssdreview.com.
291.56MB/s
Samsung 840 Evo 750GB: 342.49MB/s
315.08MB/s

20. average read speed

The average speed that data is read from memory. Source: ssdreview.com.
363.23MB/s
Plextor M5M 256GB: 371.98MB/s
359.85MB/s

21. average write speed

The average speed that data is written to memory. Source: ssdreview.com.
326.43MB/s
Crucial BX300 480GB: 343.42MB/s
332.43MB/s

22. 4K random read speed

This is one test of how well the drive can read data. Source: ssdreview.com.
214.71MB/s
Crucial BX300 480GB: 220.45MB/s
215.2MB/s

23. time required to copy 2GB

This benchmark tests the performance of the SSD by measuring the time taken to copy 2GB of files. Source: ssdreview.com.
26.2s
Crucial BX300 480GB: 9s
24.9s

24. result for application loading

This tests the performance of the SSD using PCMark Vantage HDD: Application Loading benchmark. Source: ssdreview.com.
249.75MB/s
Crucial BX300 240GB: 343.62MB/s
178.04MB/s

25. result for adding music

This tests the performance of the SSD using PCMark Vantage HDD: Adding Music benchmark. Source: ssdreview.com.
215.75MB/s
Crucial BX300 240GB: 237.17MB/s
196.19MB/s

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