UserBenchmark: Samsung SM951 AHCI PCIe M.2 vs NVMe

SSD
RANKINGS

TEST
YOUR SSD

ADD TO PC
BUILD

SamsungMZVPV128HDGM-00000

BUY • $60

SamsungMZHPV512HDGL-00000

BUY • $290

BenchYourSSD

Real World Speed

Performance profile from 7,544 user samples

Benchmark your SSD here

1,772 User Benchmarks

Best Bench: 213% 42GB free (System drive)
Worst Bench: 113% 51GB free (System drive)

Poor: 113% Great: 213%

SPEED RANK: 134^th / 1074

5,772 User Benchmarks

Best Bench: 241% 63GB free (System drive)
Worst Bench: 114% 29GB free (System drive)

Poor: 114% Great: 241%

SPEED RANK: 116^th / 1074


Effective Speed Effective SSD Speed		171 %			185 %	Slightly faster effective speed. +8%


Read Avg. Sequential Read Speed	1556 MB/s	Faster read speed. +15%	1353 MB/s
Write Avg. Sequential Write Speed	508 MB/s		1096 MB/s	Hugely faster write speed. +116%
4K Read Avg. 4K Random Read Speed	64 MB/s	Much faster random read. +60%	40.1 MB/s
4K Write Avg. 4K Random Write Speed	109 MB/s	Slightly faster random write. +9%	99.9 MB/s
Mixed Avg. Sequential Mixed IO Speed	517 MB/s		799 MB/s	Much faster mixed IO speed. +55%
4K Mixed Avg. 4K Random Mixed IO Speed	45 MB/s		48.7 MB/s	Slightly faster random mixed IO. +8%
SusWrite Avg. Sustained Write Speed	373 MB/s		910 MB/s	Hugely faster sustained write speed. +144%


Read Peak Sequential Read Speed	1960 MB/s	Faster peak read speed. +26%	1560 MB/s
Write Peak Sequential Write Speed	667 MB/s		1489 MB/s	Hugely faster peak write speed. +123%
4K Read Peak 4K Random Read Speed	148 MB/s	Hugely faster peak random read. +225%	45.6 MB/s
4K Write Peak 4K Random Write Speed	167 MB/s	Faster peak random write. +16%	144 MB/s
Mixed Peak Sequential Mixed IO Speed	695 MB/s		986 MB/s	Much faster peak mixed IO speed. +42%
4K Mixed Peak 4K Random Mixed IO Speed	58.2 MB/s		61.4 MB/s	Slightly faster peak random mixed IO. +5%
SusWrite Peak Sequential Sustained Write 60s Average	644 MB/s		1486 MB/s	Hugely faster peak sustained write speed. +131%

Market Share

Based on 75,919,286 SSDs tested

See market share leaders


Market Share Market Share (trailing 30 days)	0 %		0.01 %	Insanely higher market share. +∞%
Value Value For Money	19.6 %	Slightly better value. +7%	18.4 %
User Rating UBM User Rating	50 %		50 %
Price Price (score)	$60	Much cheaper. +79%	$290


Age Newest	104+ Months	Slightly more recent. +9%	114+ Months
DQ Read Peak 4K-64Thread Read Speed	1102 MB/s	Much faster peak deep queue read. +57%	701 MB/s
DQ Write Peak 4K-64Thread Write Speed	263 MB/s		425 MB/s	Much faster peak deep queue write. +62%
AS-SSD Total AS-SSD Total Score	2,675 Pts	Stronger server IO. +28%	2,091 Pts
DQ Mixed Peak 4K-64Thread Mixed IO Speed	413 MB/s		593 MB/s	Much faster peak deep queue mixed IO. +44%
ADQ Read Avg. 4K-64Thread Read Speed	896 MB/s	Much faster deep queue read. +47%	609 MB/s
ADQ Write Avg. 4K-64Thread Write Speed	196 MB/s		346 MB/s	Much faster deep queue write. +77%
ADQ Mixed Avg. 4K-64Thread Mixed IO Speed	318 MB/s		486 MB/s	Much faster deep queue mixed IO. +53%


Capacity Capacity			128GB			512GB

The fastest 128GB Drive ^{[Jan '21 HM100_techno]}

MORE DETAILS

Systems with these SSDs

Top Builds that include these SSDs

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

Solid State Drive Rankings (Price vs Performance) May 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]

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.

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.

UserBenchmark of the month

Gaming

Desktop

ProGaming

CPU

GPU

SSD

HDD

RAM

USB

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
- RAM tests include: single/multi core bandwidth and latency
- SkillBench (space shooter) tests user input accuracy
- Reports are generated and presented on userbenchmark.com
- Identify the strongest components in your PC
- See speed test results from other users
- Compare your components to the current market leaders
- Explore your best upgrade options with a virtual PC build
- Compare your in-game FPS to other users with your hardware

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 »

CPU	GPU	SSD
Intel Core i5-13600K $273	Nvidia RTX 4060 $293	Crucial MX500 250GB $39
Intel Core i5-12400F $128	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $165	Nvidia RTX 4070 $542	Samsung 870 Evo 250GB $29

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16