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Nvme

PM981a SAMS 2TB

▲ 500 ▼

Release date ≈ Q3 2019.

Average Bench: 288% (33rd of 1072)

Based on 184 user benchmarks.  Model: NVMe PM981a NVMe SAMS
Poor: 188%Average: 288% Great: 360%

Popular builds with this SSD

Outstanding average bench

The Nvme PM981a SAMS 2TB averaged 188.0% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Nvme PM981a SAMS 2TB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 831MB/s
Avg. Sequential Write Speed 1,926MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Nvme PM981a SAMS 2TB is 172%. This is a particularly wide range which indicates that the Nvme PM981a SAMS 2TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K Random Write Speed 117MB/s
Avg. 4K Random Read Speed 54.5MB/s
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Average Bench

(Based on 184 samples)
Rank 33288%
Min Avg Max
1,194 Read 2,046 2,533
957 Write 1,926 2,401
815 Mixed 1,503 1,846
733 SusWrite 1,613 1,998
398% 1,772 MB/s
Min Avg Max
37.4 4K Read 54.5 63.6
56.6 4K Write 117 198
39.5 4K Mixed 67.3 87.4
231% 79.7 MB/s
Min Avg Max
406 DQ Read 900 1,345
213 DQ Write 738 1,153
331 DQ Mixed 831 1,151
619% 823 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
1.5TB free (System drive)
Firmware: 15303229 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1844 1863 1876 1922 1519 1501 MB/s
278% Outstanding
Read 2,279
Write 2,146
Mixed 1,706
SusWrite 1,754
443% 1,971 MB/s
4K Read 48.3
4K Write 79.3
4K Mixed 60.8
193% 62.8 MB/s
DQ Read 493
DQ Write 389
DQ Mixed 440
330% 441 MB/s
1TB free (System drive)
Firmware: 15303229 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1521 1548 1561 1568 1340 1288 MB/s
233% Outstanding
Read 1,452
Write 1,956
Mixed 1,361
SusWrite 1,471
353% 1,560 MB/s
4K Read 45.9
4K Write 83.2
4K Mixed 58.5
189% 62.5 MB/s
DQ Read 653
DQ Write 503
DQ Mixed 568
428% 575 MB/s
1TB free (System drive)
Firmware: 15303229 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 1247 1205 1187 1073 1087 1110 MB/s
227% Outstanding
Read 2,001
Write 1,987
Mixed 1,455
SusWrite 1,151
370% 1,649 MB/s
4K Read 43.2
4K Write 78
4K Mixed 55.4
178% 58.9 MB/s
DQ Read 557
DQ Write 394
DQ Mixed 459
347% 470 MB/s
780GB free (System drive)
Firmware: 15303229 Max speed: PCIe 16,000 MB/s
SusWrite @10s intervals: 617 621 611 606 610 575 MB/s
95.6% Outstanding
Read 768
Write 764
Mixed 572
SusWrite 607
152% 678 MB/s
4K Read 14.1
4K Write 18.6
4K Mixed 17
53% 16.6 MB/s
DQ Read 273
DQ Write 234
DQ Mixed 249
188% 252 MB/s
184 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,668,570 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical PM981a SAMS 2TB Builds (Compare 2,567 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 51%
Yacht
Desktop
Desktop 81%
Aircraft carrier
Workstation
Workstation 45%
Speed boat

System: Dell Precision 5820 Tower

CPU
Xeon W-2123IntelBench 70%, 2,702 samples332x
Xeon W-2133IntelBench 77%, 1,612 samples309x
Xeon W-2125IntelBench 78%, 1,514 samples304x
GPU
Quadro P4000NvidiaBench 67%, 12,628 samples321x
Quadro P2000NvidiaBench 41%, 13,958 samples243x
Quadro RTX 4000NvidiaBench 98%, 9,173 samples214x
SSD
PM981a SAMS 2TBNvmeBench 288%, 184 samples1x
RAM
HMA81GR7AFR8N-VK 2x8GBHynixBench 56%, 828 samples149x
HMA81GR7AFR8N-VK 4x8GBHynixBench 84%, 1,278 samples138x
HMA82GR7AFR8N-VK 2x16GBHynixBench 60%, 538 samples124x
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Popular PM981a SAMS 2TB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money upgrades.

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How it works

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  • - CPU tests include: integer, floating and string
  • - GPU tests include: six 3D game simulations
  • - Drive tests include: read, write, sustained write and mixed IO
  • - RAM tests include: single/multi core bandwidth and latency
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Solid State Drive Rankings (Price vs Performance) April 2024 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.

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Speed Comparisons

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1072 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 i5-13600K $279Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $182Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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