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SSD Specification Duel

Samsung PM981 512 GB vs SK Hynix Gold P31 500 GB

Side-by-side specification comparison with 25 data points analyzed

Samsung PM981 512 GB

Samsung PM981 512 GB

Samsung

2
Wins
:
13
Wins
10 ties · 25 specs compared
Champion ►
SK Hynix Gold P31 500 GB

SK Hynix Gold P31 500 GB

SK Hynix

Samsung PM981 512 GB
SK Hynix Gold P31 500 GB

Performance Specs

Sequential ReadWINNER ►
3,000 MB/s
3,500 MB/s
Sequential WriteWINNER ►
1,800 MB/s
3,100 MB/s
Random Read (IOPS)WINNER ►
270,000 IOPS
570,000 IOPS
Random Write (IOPS)WINNER ►
420,000 IOPS
600,000 IOPS
45 µs
Read Latency
N/A
700 µs
Write Latency
N/A

Hardware Specs

M.2 2280 (Single-Sided)
Form Factor
M.2 2280 (Single-Sided)
PCIe 3.0 x4
Interface
PCIe 3.0 x4
Samsung Phoenix
Controller
SK Hynix Cepheus
TLC
NAND Flash
TLC
64-layer
Technology
128-layer
DRAM (enabled)
DRAM Cache
DRAM (enabled)

Reliability Specs

3 Years
Warranty
5 Years
Endurance (TBW)WINNER ►
Unknown
500 TBW
MTBF— TIE —
1.5 Million Hours
1.5 Million Hours
No
Power Loss Protection
No
DWPDWINNER ►
N/A
0.5

Features Specs

AES-256 TCG Opal
Encryption
AES-256
Yes
TRIM Support
Yes
No
PS5 Compatible
No
NVMe 1.2
Protocol
NVMe 1.3

Power & Value Specs

Unknown
Power Draw
0.35 W (Idle) 2.1 W (Avg) 3.0 W (Max)
14 nm
Process Node
12 nm
Aug 2017
Release Date
Aug 17th, 2021
118 USD
Launch Price
74 USD
01

Samsung PM981 512 GB vs SK Hynix Gold P31 500 GB: Technical Analysis

In sequential read performance, the SK Hynix Gold P31 500 GB leads with 3,500 MB/s, outpacing the Samsung PM981 512 GB's 3,000 MB/s by 14%. This translates to faster game loading, quicker boot times, and snappier file access.

For real-world multitasking, the SK Hynix Gold P31 500 GB edges ahead with 570,000 IOPS random read IOPS. Random I/O performance often matters more than sequential speeds for everyday computing.

Final Verdict

SK Hynix Gold P31 500 GB Wins

Our pick: The SK Hynix Gold P31 500 GB takes the crown with 13 wins versus 2. It offers the better overall package for most users. However, the Samsung PM981 512 GB remains a solid alternative if you find a better deal or need specific features it offers.

FAQ

Samsung PM981 512 GB vs SK Hynix Gold P31 500 GB FAQ

Which is faster: Samsung PM981 512 GB or SK Hynix Gold P31 500 GB?

The SK Hynix Gold P31 500 GB is faster with 3,500 MB/s sequential read speed. For most users, this means quicker file transfers and faster game loading.

Which SSD is better for gaming?

Both drives work well for PC gaming. Choose based on your interface compatibility (NVMe vs SATA) and budget.

Which has better reliability?

The Samsung PM981 512 GB comes with 3 Years warranty while the SK Hynix Gold P31 500 GB offers 5 Years. Check the endurance (TBW) ratings in the specs above for write durability.

Where can I buy these SSDs in Kenya?

Use the "Check Availability" buttons above to inquire about current stock and pricing. We can source most SSDs on request with delivery across Kenya.