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P31 vs. 970 EVO Plus

The SK hynix Gold P31 and Samsung 970 EVO Plus are similar M.2 2280 solid state drives. If you want to know what the main differences are, then you can check out this comparison guide.

Quick Summary

When compared to the SK hynix Gold P31 Solid State Drive, the Samsung 970 EVO Plus Solid State Drive is faster at maximum sequential writing.

On the other hand, the SK hynix Gold P31 is faster at maximum random writing.

As for maximum random reading, the Gold P31 is faster at the 500 GB capacity while the 970 EVO Plus is faster at bigger capacities.

These two internal solid state drives have the same maximum sequential reading speed in addition to having identical reliability ratings. The P31 does have better endurance, however.

If you are interested, you can purchase either of the aforementioned internal SSDs on Amazon with the following links:

You can see how the 970 EVO Plus compares to the 980 Pro with this guide. You can also see how the P31 stack up against the WD_BLACK SN750 with this link.

P31 vs. 970 EVO Plus Comparison Chart

You can take a look at Seeking Tech’s comparison table for the P31 and 970 EVO Plus below.

 SK hynix Gold P31 Solid State DriveSamsung 970 EVO Plus Solid State Drive
Capacity Options500 GB

1 TB
250 GB

500 GB

1 TB

2 TB
Model Numbers500 GB SK hynix Gold P31: SHGP31-500GM-2

1 TB SK hynix Gold P31: SHGP31-1000GM-2
250GB Samsung 970 EVO Plus: MZ-V7S250B

500GB Samsung 970 EVO Plus: MZ-V7S500B

1TB Samsung 970 EVO Plus: MZ-V7S1T0B

2TB Samsung 970 EVO Plus: MZ-V7S2T0B
Form FactorM.2 2280M.2 2280
Maximum Sequential Read Speed500 GB SK hynix Gold P31: Up to 3500 MB per second

1 TB SK hynix Gold P31: Up to 3500 MB per second
250 GB Samsung 970 EVO Plus: Up to 3500 MB per second

500 GB Samsung 970 EVO Plus: Up to 3500 MB per second

1 TB Samsung 970 EVO Plus: Up to 3500 MB per second

2 TB Samsung 970 EVO Plus: Up to 3500 MB per second
Maximum Sequential Write Speed500 GB SK hynix Gold P31: Up to 3100 MB per second

1 TB SK hynix Gold P31: Up to 3200 MB per second
250 GB Samsung 970 EVO Plus: Up to 2300 MB per second

500 GB Samsung 970 EVO Plus: Up to 3200 MB per second

1 TB Samsung 970 EVO Plus: Up to 3300 MB per second

2 TB Samsung 970 EVO Plus: Up to 3300 MB per second
Maximum Random Read Speed500 GB SK hynix Gold P31: Up to 570K IOPS

1 TB SK hynix Gold P31: Up to 570K IOPS
250 GB Samsung 970 EVO Plus: Up to 250K IOPS

500 GB Samsung 970 EVO Plus: Up to 480K IOPS

1 TB Samsung 970 EVO Plus: Up to 600K IOPS

2 TB Samsung 970 EVO Plus: Up to 620K IOPS
Maximum Random Write Speed500 GB SK hynix Gold P31: Up to 600K IOPS

1 TB SK hynix Gold P31: Up to 600K IOPS
250 GB Samsung 970 EVO Plus: Up to 550K IOPS

500 GB Samsung 970 EVO Plus: Up to 550K IOPS

1 TB Samsung 970 EVO Plus: Up to 550K IOPS

2 TB Samsung 970 EVO Plus: Up to 560K IOPS
Endurance500 GB SK hynix Gold P31: 500 TBW

1 TB SK hynix Gold P31: 750 TBW
250 GB Samsung 970 EVO Plus: 150 TBW

500 GB Samsung 970 EVO Plus: 300 TBW

1 TB Samsung 970 EVO Plus: 600 TBW

2 TB Samsung 970 EVO Plus: 1200 TBW
Reliability1,500,000 hours Mean Time Between Failures1,500,000 hours Mean Time Between Failures
Warranty5-year warranty5-year warranty
PricingCheck price on Amazon.Check price on Amazon.

Capacity Options

The 970 EVO Plus offers more capacity options, including a 2 TB version.

You can find the available capacities of these two SSDs below:

SK hynix Gold P31:

  • 500 GB
  • 1 TB

Samsung 970 EVO Plus:

  • 250 GB
  • 500 GB
  • 1 TB
  • 2 TB

Model Numbers

You can check out the model number associated with each capacity of these SK hynix and Samsung internal storage drives below:

  • 500 GB SK hynix Gold P31: SHGP31-500GM-2
  • 1 TB SK hynix Gold P31: SHGP31-1000GM-2
  • 250 GB Samsung 970 EVO Plus: MZ-V7S250B
  • 500 GB Samsung 970 EVO Plus: MZ-V7S500B
  • 1 TB Samsung 970 EVO Plus: MZ-V7S1T0B
  • 2 TB Samsung 970 EVO Plus: MZ-V7S2T0B

Form Factor

Both SSDs in this versus guide use the M.2 2280 form factor.

Maximum Sequential Read Speed

The SK hynix Gold P31 and Samsung 970 EVO Plus are the same when it comes to the maximum sequential reading speed.

You can find the max sequential read speed specifications for each capacity below:

  • 500 GB SK hynix Gold P31: Up to 3500 MB per second
  • 1 TB SK hynix Gold P31: Up to 3500 MB per second
  • 250 GB Samsung 970 EVO Plus: Up to 3500 MB per second
  • 500 GB Samsung 970 EVO Plus: Up to 3500 MB per second
  • 1 TB Samsung 970 EVO Plus: Up to 3500 MB per second
  • 2 TB Samsung 970 EVO Plus: Up to 3500 MB per second

Maximum Sequential Write Speed

When you compare the same capacity options, the 500 GB Samsung 970 EVO Plus is 100 MB per second faster, or 3.23% faster, than the 500 GB Samsung 970 EVO Plus at maximum sequential writing.

The 1 TB Samsung 970 EVO Plus is also 100 MB per second faster, or 3.13% faster, than the 1 TB SK hynix Gold P31.

You can check out the maximum sequential write speeds below:

  • 500 GB SK hynix Gold P31: Up to 3100 MB per second
  • 1 TB SK hynix Gold P31: Up to 3200 MB per second
  • 250 GB Samsung 970 EVO Plus: Up to 2300 MB per second
  • 500 GB Samsung 970 EVO Plus: Up to 3200 MB per second
  • 1 TB Samsung 970 EVO Plus: Up to 3300 MB per second
  • 2 TB Samsung 970 EVO Plus: Up to 3300 MB per second

Maximum Random Read Speed

For maximum random reading, the 500 GB SK hynix Gold P31 is 90K IOPS faster, or 18.75% faster, than the 500 GB Samsung 970 EVO Plus.

On the other hand, the 1 TB Samsung 970 EVO Plus is 30K IOPS faster, or 5.26% faster, than the 1 TB SK hynix Gold P31.

You can find the maximum random read speeds below:

  • 500 GB SK hynix Gold P31: Up to 570K IOPS
  • 1 TB SK hynix Gold P31: Up to 570K IOPS
  • 250 GB Samsung 970 EVO Plus: Up to 250K IOPS
  • 500 GB Samsung 970 EVO Plus: Up to 480K IOPS
  • 1 TB Samsung 970 EVO Plus: Up to 600K IOPS
  • 2 TB Samsung 970 EVO Plus: Up to 620K IOPS

Maximum Random Write Speed

As for maximum random writing, the 500 GB and 1 TB versions of the SK hynix Gold P31 are 50K IOPS faster, or 9.09% faster, than 500 GB and 1 TB versions of the Samsung 970 EVO Plus.

You can take a look at the maximum random write speed specs below:

  • 500 GB SK hynix Gold P31: Up to 600K IOPS
  • 1 TB SK hynix Gold P31: Up to 600K IOPS
  • 250 GB Samsung 970 EVO Plus: Up to 550K IOPS
  • 500 GB Samsung 970 EVO Plus: Up to 550K IOPS
  • 1 TB Samsung 970 EVO Plus: Up to 550K IOPS
  • 2 TB Samsung 970 EVO Plus: Up to 560K IOPS

Endurance

The SK hynix Gold P31 features better endurance than the Samsung 970 EVO Plus when you compare the same capacities.

You can find the Terabytes Written for each capacity of both storage products below:

  • 500 GB SK hynix Gold P31: 500 TBW
  • 1 TB SK hynix Gold P31: 750 TBW
  • 250 GB Samsung 970 EVO Plus: 150 TBW
  • 500 GB Samsung 970 EVO Plus: 300 TBW
  • 1 TB Samsung 970 EVO Plus: 600 TBW
  • 2 TB Samsung 970 EVO Plus: 1200 TBW

Reliability

The two internal SSDs in this comparison have the same reliability rating at 1,500,000 hours Mean Time Between Failures.

Warranty

The SK hynix Gold P31 Solid State Drive and Samsung 970 EVO Plus Solid State Drive each comes with a 5-year warranty.

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