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HP EX900 vs. HP EX900 Pro

HP has two similar solid state drives currently available with the EX900 and EX900 Pro. You can check out this comparison guide to see what the major differences are between the two models.

Quick Summary

The HP EX900 M.2 PCIe Solid State Drive is a little bit faster than the HP EX900 Pro M.2 PCIe Solid State Drive at maximum sequential reading.

When it comes to maximum sequential writing, the 250 GB HP EX900 is faster than the 256 GB HP EX900 Pro. On the other hand, the 512 GB HP EX900 Pro is faster than the 500 GB HP EX900.

The EX900 Pro does have major advantages when it comes to maximum random reading and maximum random writing. The pro version also has better endurance and comes with a longer warranty.

If you are interested, you can purchase either of the aforementioned solid state drives on Amazon with the following links:

HP EX900 vs. HP EX900 Pro Comparison Chart

You can take a look at Seeking Tech’s comparison table for the EX900 and EX900 Pro below.

 HP EX900 M.2 PCIe Solid State DriveHP EX900 Pro M.2 PCIe Solid State Drive
Capacity Options120 GB

250 GB

500 GB
256 GB

512 GB

1 TB
Form FactorM.2 2280M.2 2280
Physical Dimensions80.0 mm x 22.0 mm x 2.4 mm80.0 mm x 22.0 mm x 2.4 mm
WeightUp to 5.4 gramsUp to 5.4 grams
InterfacePCIe Gen3 x 4PCIe Gen3 x 4
Maximum Sequential Read Speed120 GB HP EX900: Up to 1900 MB per second

250 GB HP EX900: Up to 2100 MB per second

500 GB HP EX900: Up to 2100 MB per second
256 GB HP EX900 Pro: Up to 1960 MB per second

512 GB HP EX900 Pro: Up to 2080 MB per second

1 TB HP EX900 Pro: Up to 2095 MB per second
Maximum Sequential Write Speed120 GB HP EX900: Up to 650 MB per second

250 GB HP EX900: Up to 1300 MB per second

500 GB HP EX900: Up to 1500 MB per second
256 GB HP EX900 Pro: Up to 1120 MB per second

512 GB HP EX900 Pro: Up to 1800 MB per second

1 TB HP EX900 Pro: Up to 1965 MB per second
Maximum Random Read Speed120 GB HP EX900: Up to 100K IOPS

250 GB HP EX900: Up to 125K IOPS

500 GB HP EX900: Up to 100K IOPS
256 GB HP EX900 Pro: Up to 167K IOPS

512 GB HP EX900 Pro: Up to 193K IOPS

1 TB HP EX900 Pro: Up to 283K IOPS
Maximum Random Write Speed120 GB HP EX900: Up to 80K IOPS

250 GB HP EX900: Up to 110K IOPS

500 GB HP EX900: Up to 80K IOPS
256 GB HP EX900 Pro: Up to 259K IOPS

512 GB HP EX900 Pro: Up to 282K IOPS

1 TB HP EX900 Pro: Up to 286K IOPS
Endurance120 GB HP EX900: 70 TBW

250 GB HP EX900: 100 TBW

500 GB HP EX900: 200 TBW
256 GB HP EX900 Pro: 160 TBW

512 GB HP EX900 Pro: 320 TBW

1 TB HP EX900 Pro: 650 TBW
MTBF2,000,000 hours2,000,000 hours
Active Power Consumption120 GB HP EX900: 2.46 W

250 GB HP EX900: 2.99 W

500 GB HP EX900: 3.52 W
256 GB HP EX900 Pro: 3.22 W

512 GB HP EX900 Pro: 4.29 W

1 TB HP EX900 Pro: 4.38 W
Idle Power Consumption120 GB HP EX900: 0.68 W

250 GB HP EX900: 0.68 W

500 GB HP EX900: 0.68 W
256 GB HP EX900 Pro: 0.66 W

512 GB HP EX900 Pro: 0.67 W

1 TB HP EX900 Pro: 0.68 W
Operating Temperature Range0°C to 70°C0°C to 70°C
Storage Temperature Range-40°C to 85°C-40°C to 85°C
Anti-Vibration Intensity3.1G RMS(2 Hz to 500 Hz)3.1G RMS(2 Hz to 500 Hz)
Anti-Shock Strength100 G/6 msec100 G/6 msec
CertificatesBSMI

CB

CE

CTUVus

FCC

KCC

RCM

RoHS

VCCI
BSMI

CE

cTUVus

FCC

KCC

RCM

RoHS

VCCI
Warranty3 years or TBW5 years or TBW
PricingCheck price on Amazon.Check price on Amazon.

Capacity Options

You can check out the available capacities for both models below:

HP EX900:

  • 120 GB
  • 250 GB
  • 500 GB

HP EX900 Pro:

  • 256 GB
  • 512 GB
  • 1 TB

Form Factor

The HP EX900 and EX900 Pro Solid State Drives use the M.2 2280 form factor.

Physical Dimensions

The two models are the same when it comes to size with the following measurements:

  • 80.0 mm x 22.0 mm x 2.4 mm

Weight

Both of the internal solid state drives should weigh up to 5.4 grams.

Interface

The two SSDs in this versus showdown utilize the PCIe Gen3 x 4 interface.

Maximum Sequential Read Speed

When you compare similar capacities, the 250 GB HP EX900 is 140 MB per second faster, or 7.14% faster, than the 256 GB HP EX900 Pro at maximum sequential reading.

The 500 GB HP EX900 is also 20 MB per second faster, or 0.96% faster, than the 512 GB HP EX900 Pro.

You can check out the maximum sequential reads below:

  • 120 GB HP EX900: Up to 1900 MB per second
  • 250 GB HP EX900: Up to 2100 MB per second
  • 500 GB HP EX900: Up to 2100 MB per second
  • 256 GB HP EX900 Pro: Up to 1960 MB per second
  • 512 GB HP EX900 Pro: Up to 2080 MB per second
  • 1 TB HP EX900 Pro: Up to 2095 MB per second

Maximum Sequential Write Speed

As for maximum sequential writing, the 250 GB HP EX900 is 180 MB per second faster, or 16.07% faster, than the 256 GB HP EX900 Pro.

On the other hand, the 512 GB HP EX900 Pro is 300 MB per second faster, or 20% faster, than the 500 GB HP EX900.

You can take a look at the maximum sequential write speeds below:

  • 120 GB HP EX900: Up to 650 MB per second
  • 250 GB HP EX900: Up to 1300 MB per second
  • 500 GB HP EX900: Up to 1500 MB per second
  • 256 GB HP EX900 Pro: Up to 1120 MB per second
  • 512 GB HP EX900 Pro: Up to 1800 MB per second
  • 1 TB HP EX900 Pro: Up to 1965 MB per second

Maximum Random Read Speed

As for random reading, the 256 GB HP EX900 Pro is 42K IOPS faster, or 33.6% faster, than the 250 GB HP EX900.

The 512 GB HP EX900 Pro is also 93K IOPS faster, or 93% faster, than the 512 GB HP EX900 Pro.

You can find the random read speeds below:

  • 120 GB HP EX900: Up to 100K IOPS
  • 250 GB HP EX900: Up to 125K IOPS
  • 500 GB HP EX900: Up to 100K IOPS
  • 256 GB HP EX900 Pro: Up to 167K IOPS
  • 512 GB HP EX900 Pro: Up to 193K IOPS
  • 1 TB HP EX900 Pro: Up to 283K IOPS

Maximum Random Write Speed

When it comes to random writing, the 250 GB HP EX90 is 149K IOPS faster, or 135.46% faster, than the 256 GB HP EX900 Pro.

The 512 GB HP EX900 Pro is also 202K IOPS faster, or 252.5% faster, than the 500 GB HP EX900.

You can find the random write speeds below:

  • 120 GB HP EX900: Up to 80K IOPS
  • 250 GB HP EX900: Up to 110K IOPS
  • 500 GB HP EX900: Up to 80K IOPS
  • 256 GB HP EX900 Pro: Up to 259K IOPS
  • 512 GB HP EX900 Pro: Up to 282K IOPS
  • 1 TB HP EX900 Pro: Up to 286K IOPS

Endurance

When it comes to endurance, which is measured as Terabytes Written (or TBW), you will be able to write more data with the pro version than the regular version of the EX900 when you compare similar capacities.

You can find the endurance specs below:

  • 120 GB HP EX900: 70 TBW
  • 250 GB HP EX900: 100 TBW
  • 500 GB HP EX900: 200 TBW
  • 256 GB HP EX900 Pro: 160 TBW
  • 512 GB HP EX900 Pro: 320 TBW
  • 1 TB HP EX900 Pro: 650 TBW

MTBF

The two storage drives in this comparison guide have the same Means Time Between Failures reliability rating of 2,000,000 hours.

Active Power Consumption

The HP EX900 Pro does take up more energy when compared to the HP EX900.

You can find the active power consumption specs below:

  • 120 GB HP EX900: 2.46 W
  • 250 GB HP EX900: 2.99 W
  • 500 GB HP EX900: 3.52 W
  • 256 GB HP EX900 Pro: 3.22 W
  • 512 GB HP EX900 Pro: 4.29 W
  • 1 TB HP EX900 Pro: 4.38 W

Idle Power Consumption

When you compare similar capacity options, the pro version does consume less energy than the normal version when idle.

You can find the idel power specifications below:

  • 120 GB HP EX900: 0.68 W
  • 250 GB HP EX900: 0.68 W
  • 500 GB HP EX900: 0.68 W
  • 256 GB HP EX900 Pro: 0.66 W
  • 512 GB HP EX900 Pro: 0.67 W
  • 1 TB HP EX900 Pro: 0.68 W

Operating Temperature Range

The two HP SSDs have the same temperature range during operation at 0°C to 70°C.

Storage Temperature Range

The EX900 and EX900 Pro also have the same storage temperature range of -40°C to 85°C.

Anti-Vibration Intensity

The anti-vibration intensity is the same for both solid state drives at 3.1G RMS(2 Hz to 500 Hz).

Anti-Shock Strength

The anti-shock specs are also identical with a strength of 100 G/6 msec.

Certificates

You can take a look at the certificates received for both internal storage drives below:

HP EX900:

  • BSMI
  • CB
  • CE
  • CTUVus
  • FCC
  • KCC
  • RCM
  • RoHS
  • VCCI

HP EX900 Pro:

  • BSMI
  • CE
  • cTUVus
  • FCC
  • KCC
  • RCM
  • RoHS
  • VCCI

Warranty

The HP EX900 M.2 PCIe Solid State Drive comes with a 3-year warranty that could end sooner if the aforementioned TBW limits are reached.

The HP EX900 Pro M.2 PCIe Solid State Drive comes with a longer 5-year warranty that could end sooner if the aforementioned TBW limits are reached.

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