
WD P40 Game Drive 1TB
Score: 76/100
Netac ZX20 512GB
Score: 69/100Rankings

The WD_BLACK P40 Game Drive SSD delivers near-flagship 2 GB/s performance in a sturdy aluminum case with RGB flair, ideal for gamers and creators, though it can throttle thermally and lacks encryption.

The Netac ZX20 512 GB Extreme Portable SSD delivers flagship-class NVMe speeds in a lightweight, aluminum-cased package, making it ideal for professionals needing rapid data transfers. Its lack of encryption, possible thermal throttling, and heavier weight compared to some rivals are trade-offs to consider.
| Attribute | ![]() | ![]() |
|---|---|---|
1,000 GBbest | 512 GB | |
2,000 MB/sbest | 2,000 MB/sbest | |
2,000 MB/sbest | 1,700 MB/s | |
5 yearsbest | 3 years | |
| ↓ lower better | 78.5 gbest | 82 g |
| ↓ lower better | — | 8 mmbest |
| ↓ lower better | 107 mm | 71.5 mmbest |
| ↓ lower better | 50.8 mm | 43.5 mmbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(2) | ||
Interface | USB 3.2 Gen 2x2 | USB 3.2 Gen 2 |
Sequential Write Speed (MB/s) | 2000 MB/s | 1700 MB/s |
Warranty & Support(1) | ||
Warranty Period (years) | 5 years | 3 years |
Compatibility(1) | ||
Supported Operating Systems | Windows, macOS, Linux, Xbox One, Xbox Series X|S, PlayStation 4, PlayStation 5 | Windows, macOS, Linux, Android, gaming consoles, smartphones with USB OTG |
Storage(2) | ||
Storage Capacity (GB) | 1000 GB | 512 GB |
NAND Type | TLC | NVMe |
Power(1) | ||
Power Source | Bus-powered | USB |
Build & Design(3) | ||
Weight (g) | 78.5 g | 82 g |
Length (mm) | 107 mm | 71.5 mm |
Width (mm) | 50.8 mm | 43.5 mm |


Products in the top-left offer the best value (high score, low price).

Professional reviewers praise the P40 for its near-flagship speeds, solid aluminum construction, and strong random performance, while noting thermal throttling and Windows-only RGB control.
Everyday users love the lightning-fast transfers and rugged feel, but complain about heat buildup, lack of RGB on macOS, and the drive's bulk.

Professional reviewers note that the ZX20's NVMe-based design and USB 3.2 Gen 2 interface place it on par with flagship portable SSDs, highlighting its impressive read/write performance and excellent price-to-performance ratio, while cautioning about potential thermal throttling and limited long-term reliability data.
Everyday users overwhelmingly praise the drive's speed, pocket-size form factor, and inclusion of both Type-C and Type-A cables, but report occasional recognition problems with older hardware, warmth during long transfers, and a perception of less premium internal build.
“Transfers my Steam library in minutes”

“Looks amazing on my desk with the RGB”

“Survived a drop from my desk with no issues”


