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SamsungMZ-77E250B
SamsungMZ-77E1T0B
▲ 56180 ▼

Controller: Samsung MKX. Memory: Samsung 128 layer TLC V-NAND. Release date: Q1 2021.

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About
▲ 57150 ▼

Controller: Samsung MKX. Memory: Samsung 128 layer TLC V-NAND. Release date ≈ Q1 2021.

Effective Speed 
+10%
Real World Speed
Performance profile from 58,861 user samples
Benchmark your SSD here
10,791 User Benchmarks
Best Bench: 130% 217GB free (System drive)
Worst Bench: 70% 176GB free (System drive)
Poor: 70% Great: 130%
SPEED RANK: 245th / 1071
48,070 User Benchmarks
Best Bench: 137% 889GB free
Worst Bench: 78% 703GB free (System drive)
Poor: 78% Great: 137%
SPEED RANK: 202nd / 1071
Effective Speed
Effective SSD Speed 		103 % 113 % Slightly faster effective speed.
+10%
Average Score 
+10%
Read
Avg. Sequential Read Speed 		463 MB/s 468 MB/s +1%
Write
Avg. Sequential Write Speed 		393 MB/s 437 MB/s Faster write speed.
+11%
4K Read
Avg. 4K Random Read Speed 		36.9 MB/s 38.7 MB/s +5%
4K Write
Avg. 4K Random Write Speed 		85.4 MB/s 88.1 MB/s +3%
Mixed
Avg. Sequential Mixed IO Speed 		364 MB/s 404 MB/s Faster mixed IO speed.
+11%
4K Mixed
Avg. 4K Random Mixed IO Speed 		46.8 MB/s 51.5 MB/s Faster random mixed IO.
+10%
SusWrite
Avg. Sustained Write Speed 		328 MB/s 426 MB/s Faster sustained write speed.
+30%
Peak Score 
+3%
Read
Peak Sequential Read Speed 		515 MB/s 516 MB/s +0%
Write
Peak Sequential Write Speed 		489 MB/s 491 MB/s +0%
4K Read
Peak 4K Random Read Speed 		50.1 MB/s +2% 49.1 MB/s
4K Write
Peak 4K Random Write Speed 		124 MB/s 126 MB/s +2%
Mixed
Peak Sequential Mixed IO Speed 		458 MB/s 462 MB/s +1%
4K Mixed
Peak 4K Random Mixed IO Speed 		67.8 MB/s 67.9 MB/s +0%
SusWrite
Peak Sequential Sustained Write 60s Average 		395 MB/s 486 MB/s Faster peak sustained write speed.
+23%
Value & Sentiment 
+84%
Market Share
Based on 65,313,017 SSDs tested.
See market share leaders
Market Share
Market Share (trailing 30 days) 		0.14 % 0.5 % Hugely higher market share.
+257%
Value
Value For Money 		26.4 % 56.9 % Hugely better value.
+115%
User Rating
UBM User Rating 		56 % 57 % +2%
Price
Price (score) 		$40 Much cheaper.
+38% 		$65
Nice To Haves 
+2%
Age
Newest 		26 Months 26+ Months
DQ Read
Peak 4K-64Thread Read Speed 		389 MB/s +0% 388 MB/s
DQ Write
Peak 4K-64Thread Write Speed 		361 MB/s 363 MB/s +1%
AS-SSD Total
AS-SSD Total Score 		1,294 Pts 1,294 Pts +0%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		372 MB/s 373 MB/s +0%
ADQ Read
Avg. 4K-64Thread Read Speed 		350 MB/s 352 MB/s +1%
ADQ Write
Avg. 4K-64Thread Write Speed 		294 MB/s 302 MB/s +3%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		278 MB/s 311 MB/s Faster deep queue mixed IO.
+12%
Specifications 
Capacity
Capacity 		250GB 1TB
Conclusion 
Average Bench 103%
Average Bench 113%
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Great SSD [Mar '21 Emerald_Wolf]

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Solid State Drive Rankings (Price vs Performance) March 2023 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.
How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

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.
  • - 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 »

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Intel Core i5-12600K $194Nvidia RTX 3060-Ti $420Samsung 850 Evo 120GB $106
Intel Core i5-12400F $158Nvidia RTX 4070-Ti $830Samsung 860 Evo 250GB $50
HDDRAMUSB
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WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $381SanDisk Ultra Fit 32GB $16
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