The KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive costs $0.1150/GB while the Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 costs $6.5451/GB. KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers 98% better value per gigabyte as of September 2026. Both products are available on BuyPerUnit with prices from Amazon, Best Buy, and Newegg.
KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive vs Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 — Which Is Better Value?
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Specification Comparison
| Spec | KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive | Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 |
|---|---|---|
| Brand | KingSpec | Intel |
| Capacity | 1TB | 800GB |
| $/GB | $0.1150 | $6.5451 |
| Price | $114.99 | $5236.10 |
| Retailer | Newegg | Newegg |
| Category | SSDs & NVMe Drives | SSDs & NVMe Drives |
| Subcategory | ssd | ssd |
Price Across Retailers
KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive
Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01
Which Should You Buy?
Based on current pricing data, the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.1150//GB compared to the Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 at $6.5451//GB — that's roughly 98% less per gigabyte.
The best deal for the KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is $114.99 at Newegg, while the Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 starts at $5236.10 at Newegg.
However, price per gigabyte isn't everything — consider factors like warranty, performance specs, brand reliability, and your specific capacity needs. Check each KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive and Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 product page for detailed specifications and price history.
Frequently Asked Questions
Is KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive or Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 a better deal?
As of September 2026, KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive offers better value at $0.1150//GB compared to Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 at $6.5451//GB. That is approximately 98% better value per gigabyte.
What is the price per GB of KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive?
The KingSpec MemoStone US4 Type-C USSD 1TB Flash Drive SSD Memory Stick, USB 3.1 Gen 2, 540MB/s External Solid State Disk, Type A & C 2-in -1 Dual Drive is currently priced at $0.1150/GB ($114.99 for 1TB) at Newegg.
Where can I buy Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 for the cheapest price?
The cheapest price for the Intel Optane DC P5800X Series 800GB, 2.5' x 15mm, U.2, PCIe 4.0 x4, 3D XPoint Solid State Drive (SSD) SSDPF21Q800GB01 is $5236.10 at Newegg, which works out to $6.5451/GB.