New
Intel Solidigm D3-S4520
Capacity 240GB
Form Factor 2.5"
Interface SATA III
Read Speed 470 MB/s
NAND TLC
20 Overall Score
No current retailer price
Snapshot
Pros & Cons
Pros
Cons
- Below average capacity (10th percentile)
- Below average endurance (15th percentile)
- Below average random (21st percentile)
- Below average speed (22nd percentile)
The proof
Performance
Specifications
Full Specifications
Drive
| Capacity | 240 |
| Form Factor | 2.5" |
| Interface | SATA III |
| Protocol | SATA |
| External | No |
Performance
| Sequential Read (MB/s) | 470 |
| Sequential Write (MB/s) | 233 |
| Random Read (IOPS) | 44000 |
| Random Write (IOPS) | 15500 |
Hardware
| NAND | TLC |
Reliability
| MTBF (hours) | 2000000 |
| Warranty (years) | 5 |
Features
| Hardware Encryption | Yes |
vs Competition
| Spec | Intel Solidigm D3-S4520 | Samsung 990 PRO | Western Digital WD_BLACK SN850X | Lexar NM1090 PRO | SanDisk Optimus GX PRO 850X 850X | Crucial T705 CT1000T705SSD5 |
|---|---|---|---|---|---|---|
| Capacity | 240GB | 2TB | 2TB | 4TB | 1TB | 1TB |
| Form Factor | 2.5" | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 | M.2 2280 |
| Interface | SATA III | PCIe 4.0 x4 | PCIe 4.0 x4 | PCIe 5.0 x4 | PCIe 4.0 x4 | PCIe 5.0 |
| Seq Read | 470 MB/s | 7,450 MB/s | 7,300 MB/s | 14,000 MB/s | 7,300 MB/s | 13,600 MB/s |
| Nand Type | TLC | TLC | TLC | TLC | TLC | TLC |
| Dram Cache | - | true | true | true | false | false |
| Endurance | - | 1200 TBW | 1200 TBW | 2800 TBW | 600 TBW | 600 TBW |
| Compare | Compare | Compare | Compare | Compare |
| Product | Speed | Random | Feature | Capacity | Endurance | Social Proof |
|---|---|---|---|---|---|---|
| Intel Solidigm D3-S4520 | 22.2 | 21.2 | 53.3 | 10.4 | 14.5 | 24.3 |
| Samsung 990 PRO Compare | 93.1 | 96.9 | 99.1 | 78.5 | 86.2 | 96.4 |
| Western Digital WD_BLACK SN850X Compare | 87.9 | 94.8 | 99.1 | 78.5 | 74.4 | 96.4 |
| Lexar NM1090 PRO Compare | 97.7 | 98.1 | 90.3 | 92.8 | 74.8 | 37.7 |
| SanDisk Optimus GX PRO 850X 850X Compare | 84.4 | 92.1 | 78.4 | 54.8 | 88.1 | 46.9 |
| Crucial T705 CT1000T705SSD5 Compare | 96.5 | 97.4 | 88.7 | 54.8 | 78.1 | 6.5 |
Price
Value & Pricing
We started tracking prices for this product on Nov 8, 2026. The chart appears once we have more data.
Usage Scores
A full written review is coming soon. The specs, scores, prices and charts above are always up to date.
