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Pm981

NVMe Samsung 256GB

▲ 500 ▼

Release date ≈ Q2 2018.

Average Bench: 205% (64th of 1016)

Based on 2,454 user benchmarks.  Model: PM981 NVMe Samsung 256GB
Poor: 136%Average: 205% Great: 254%

Popular builds with this SSD

Outstanding average bench

The Pm981 NVMe Samsung 256GB averaged 104.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Pm981 NVMe Samsung 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 809MB/s
Avg. Sequential Read Speed 1,841MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Pm981 NVMe Samsung 256GB is 118%. This is a particularly wide range which indicates that the Pm981 NVMe Samsung 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 362MB/s
Avg. 4K Random Write Speed 115MB/s
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Average Bench

(Based on 2,454 samples)
Rank 64205%
Min Avg Max
799 Read 1,841 2,246
755 Write 1,220 1,417
589 Mixed 999 1,188
242 SusWrite 362 450
245% 1,106 MB/s
Min Avg Max
37.6 4K Read 54.8 66
65.2 4K Write 115 167
42.7 4K Mixed 67.7 84.6
231% 79.1 MB/s
Min Avg Max
327 DQ Read 866 981
136 DQ Write 817 1,295
227 DQ Mixed 809 1,004
616% 831 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
147GB free (System drive)
Firmware: EXD72D1Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 947 280 304 299 307 308 MB/s
246% Outstanding
Read 2,244
Write 1,360
Mixed 1,127
SusWrite 407
284% 1,285 MB/s
4K Read 60.9
4K Write 146
4K Mixed 80.3
272% 95.8 MB/s
DQ Read 980
DQ Write 1,102
DQ Mixed 991
760% 1,024 MB/s
139GB free (System drive)
Firmware: EXD72D1Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 424 306 305 309 311 309 MB/s
244% Outstanding
Read 2,254
Write 1318
Mixed 1,144
SusWrite 327
278% 1,261 MB/s
4K Read 62.9
4K Write 140
4K Mixed 81
273% 94.7 MB/s
DQ Read 981
DQ Write 1,219
DQ Mixed 981
773% 1,060 MB/s
134GB free (System drive)
Firmware: EXD72D1Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 359 329 327 321 314 313 MB/s
235% Outstanding
Read 2,206
Write 1,312
Mixed 1,167
SusWrite 327
277% 1,253 MB/s
4K Read 62.8
4K Write 142
4K Mixed 79.5
272% 94.6 MB/s
DQ Read 978
DQ Write 930
DQ Mixed 976
726% 961 MB/s
2,454 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,680,567 SSDs tested.

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CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical NVMe Samsung 256GB Builds (Compare 12,548 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 16%
Surfboard
Desktop
Desktop 86%
Aircraft carrier
Workstation
Workstation 58%
Gunboat

System: Dell XPS 15 9570

CPU
Core i7-8750HIntelBench 73%, 206,053 samples10,196x
Core i9-8950HKIntelBench 77%, 6,755 samples1,574x
Core i5-8300HIntelBench 66%, 62,986 samples777x
GPU
UHD Graphics 630IntelBench 6%, 147,791 samples8,111x
GTX 1050-Ti (Mobile Max-Q)NvidiaBench 28%, 5,186 samples4,053x
GTX 1050 (Mobile)NvidiaBench 26%, 75,368 samples170x
SSD
NVMe Samsung 256GBPm981Bench 205%, 2,454 samples1x
RAM
HMA81GS6CJR8N-VK 2x8GBUnknownBench 75%, 9,445 samples2,811x
8ATF1G64HZ-2G6E1 2x8GBUnknownBench 76%, 4,894 samples1,737x
16ATF2G64HZ-2G6E1 2x16GBUnknownBench 81%, 2,906 samples1,461x
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Popular NVMe Samsung 256GB systems:

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Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
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  • - Reports are generated and presented on userbenchmark.com.
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Solid State Drive Rankings (Price vs Performance) January 2020 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Comments

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Speed Comparisons

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1016 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $43
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $370Nvidia RTX 2060 $340Samsung 850 Pro 512GB $204
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $643SanDisk Ultra Fit 32GB $16
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