SSDs / Compare
Biwin Black Opal NV7400 vs Patriot P320
Product A: Biwin
37 of 63 known
Product B: Patriot
25 of 63 known
Change Patriot P320
28 of 55 fields differ
- 9 different values
- 19 known for one only
- 8 the same
- 19 missing for both
Biggest differences
Each bar uses the scale of all 84 SSDs.
- Write speedA: 6,500MB/sB: 2,200MB/sBiwin is 4,300 MB/s higher.
- Read speedA: 7,450MB/sB: 3,000MB/sBiwin is 4,450 MB/s higher.
- EnduranceA: 2,000TBB: 960TBBiwin is 1,040 TB higher.
Weight
0 to 150 g
All 63 fields
Every value links to where we found it.


General
2 of 9 differ
Series
Not available
Model numbers
BNV7400512G-RGX, BNV740001TB-RGX, BNV740002TB-RGX9Retailer pageamazon.com/dp/B0DM23JKXCRead 16 October 2026Listing reads Built-In Media NV7400-2TB. The maker-style part number BNV740002TB-RGX is on the Amazon UK 2TB listing10Retailer pageamazon.com/dp/B0F7NRNH59Read 16 October 2026512GB listing reads Mfr Part Number BNV7400512G-RGX11Retailer pageamazon.co.uk/dp/B0DM1R7KHZRead 16 October 20261TB listing reads Model Name BNV740001TB-RGX12Retailer pageamazon.co.uk/dp/B0DM23JKXCRead 16 October 20262TB listing reads Model Name BNV740002TB-RGX
P320P128GM28, P320P256GM28, P320P512GM28, P320P1TBM28, P320P2TBM281Maker spec sheet (PDF)patriot-cms-media.sgp1.cdn.digitaloceanspaces.com/P320_product_sheet_81ecde63f3.pdfRead 15 October 2026Ordering Info table: P320P2TBM28 (2TB), P320P1TBM28 (1TB), P320P512GM28 (512GB), P320P256GM28 (256GB) and P320P128GM28 (128GB)
GTIN / EAN
887184019000, 887184019017, 887184019024, 8871840190319Retailer pageamazon.com/dp/B0DM23JKXCRead 16 October 20262TB listing, UPC 88718401902410Retailer pageamazon.com/dp/B0F7NRNH59Read 16 October 2026512GB listing, UPC 88718401900011Retailer pageamazon.co.uk/dp/B0DM1R7KHZRead 16 October 20261TB listing, UPC 88718401901713Retailer pageamazon.co.uk/dp/B0DM1R7KJ1Read 16 October 20264TB listing, UPC 887184019031. The listing's Model Name field reads V74000, which is cut off, so no 4TB model number is stored
4711378427592, 4711378427608, 4711378427615, 4711378427622, 47113784276391Maker spec sheet (PDF)patriot-cms-media.sgp1.cdn.digitaloceanspaces.com/P320_product_sheet_81ecde63f3.pdfRead 15 October 2026EAN / UPC Code column: 4711378427639 (2TB), 4711378427622 (1TB), 4711378427615 (512GB), 4711378427608 (256GB) and 4711378427592 (128GB). Stored as printed, 13 digits
Announced
Not available
Not available
Status
Available1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 2026Page links Amazon US and Amazon UK listings. The Amazon US 2TB listing was in stock on 2026-10-169Retailer pageamazon.com/dp/B0DM23JKXCRead 16 October 2026Amazon US NV7400 2TB listing in stock on 2026-10-16, sold by BIWIN Tech
Predecessor
Not available
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Successor
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Launch price (US)
Not available
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Launch price (EU)
Not available
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Markets
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Colours
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Form factor
Interface
2 of 5 differ
Interface
PCIe generation
PCIe lanes
NVMe version
Detachable cable
Not available
Not available
Hardware
5 of 7 differ
Controller
Maxio MAP1602A5Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Spec table reads Maxio MAP1602 for all capacities. The text calls it a four-channel DRAM-less controller. TheSSDReview names the A revision, MAP1602A, which is stored to match other drives in the catalog7Reviewthessdreview.com/our-reviews/nvme/biwin-black-opal-4tb-nv7400-gen4-ssd-reviewRead 16 October 2026Review dated 2025-03-09: Maxiotek MAP1602A Falcon Lite, a four-channel Gen4 NVMe controller at 2400MT/s
Not available
Flash type
TLC1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 2026Page reads high-quality 3D TLC NAND flash5Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026
Not available
Flash memory
Micron B58R TLC5Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Spec table reads Micron 232-Layer TLC (B58R). The packages are labelled BW29F4T08EMLCHQM, and the review says the 29 marks Micron or Intel IMFT flash7Reviewthessdreview.com/our-reviews/nvme/biwin-black-opal-4tb-nv7400-gen4-ssd-reviewRead 16 October 2026Four pieces of Micron 232-layer B58R 3D TLC. The review corrects its first report of YMTC flash, after Biwin said early samples used YMTC and the final product uses Micron
Not available
Flash layers
2325Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Spec table reads Micron 232-Layer TLC (B58R)7Reviewthessdreview.com/our-reviews/nvme/biwin-black-opal-4tb-nv7400-gen4-ssd-reviewRead 16 October 2026232-layer B58R
Not available
DRAM cache
None, uses host memory (HMB)1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 2026Spec table reads DRAM-less. The text says the drive uses HMB (host memory buffer) with SRAM and Smart Cache, so HMB is stored2Maker spec sheet (PDF)biwintech.com/wp-content/uploads/2025/06/Black-Opal-NV7400-Specifications-1.pdfRead 16 October 2026DRAM Cache row reads DRAM-less. HMB comes from the product page5Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Spec table lists DRAM as N/A (HMB) for all capacities
DRAM cache size
Not available
Not available
Component sides
Single-sided1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 2026Dimensions row and text read standard M.2 2280 single-sided design2Maker spec sheet (PDF)biwintech.com/wp-content/uploads/2025/06/Black-Opal-NV7400-Specifications-1.pdfRead 16 October 20265Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Review: the NV7400 is a single-sided drive at all capacities
Not available
Performance
4 of 4 differ
Sequential read (claimed)
7,450MB/s1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 20262Maker spec sheet (PDF)biwintech.com/wp-content/uploads/2025/06/Black-Opal-NV7400-Specifications-1.pdfRead 16 October 2026Up to values, tested by BIWIN labs, host and tool not stated: 512GB 7,050 MB/s, 1TB 7,400, 2TB 7,450, 4TB 7,400. The base is the 2TB model
Sequential write (claimed)
Random 4K read (claimed)
1,000,000IOPS1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 20262Maker spec sheet (PDF)biwintech.com/wp-content/uploads/2025/06/Black-Opal-NV7400-Specifications-1.pdfRead 16 October 2026512GB 800K IOPS, 1TB 1,000K, 2TB 1,000K, 4TB 900K. Queue depth is not stated
Not available
Endurance and reliability
2 of 3 differ
Endurance (TBW)
MTBF or MTTF (claimed)
1,500,000h1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 20262Maker spec sheet (PDF)biwintech.com/wp-content/uploads/2025/06/Black-Opal-NV7400-Specifications-1.pdfRead 16 October 2026Published as MTBF, 1,500,000 hours, from internal Telcordia stress testing
Not available
Power
1 of 6 differ
Power while reading (claimed)
Not available
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Power while writing (claimed)
Not available
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Max power consumption (claimed)
6.5W5Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Review text: the label reads 3.3V/2.0A and this matches the highest power state, which is pegged at 6.50W. The maker does not publish a power figure. TheSSDReview also reads an active power maximum of 6.5 watts7Reviewthessdreview.com/our-reviews/nvme/biwin-black-opal-4tb-nv7400-gen4-ssd-reviewRead 16 October 2026Review text: active power maximum of 6.5 watts
Not available
Average power in light use (claimed)
Not available
Not available
Idle power (claimed)
Not available
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Sleep power (claimed)
Not available
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Measured
7 of 9 differ
Sequential read (measured)
Not available
Sequential write (measured)
Not available
Random 4K read at queue depth 1 (measured)
Not available
Random 4K write at queue depth 1 (measured)
Not available
Write speed after the cache (measured)
Not available
3DMark Storage Benchmark
Not available
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Highest temperature under load (measured)
Not available
Not available
Cooling and build
0 of 4 differ
Heatsink
Without heatsink1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 2026Page names a graphene thermal pad and no heatsink. A separate NV7400 Heatsink model with RGB lighting appears only in a Chinese spec sheet from cn.biwintech.com and was not stored5Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Review says the drive should operate fine without a heatsink and sees only a graphene label on the sample9Retailer pageamazon.com/dp/B0DM23JKXCRead 16 October 2026Listing bullet reads PMIC power management and graphite heat sink, and a 0.5mm graphene aluminium heat sink. The maker's page and both reviews show only a graphene thermal label on the drive and no heatsink, so bare is stored
RGB lighting
Not available
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Dust and water rating
Not available
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Drop test height
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Security and software
1 of 2 differ
Security
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Software
Biwin Intelligence1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 2026Page offers the Biwin Intelligence download (Windows)5Reviewtomshardware.com/pc-components/ssds/biwin-black-opal-nv7400-2tb-ssd-reviewRead 16 October 2026Review names Biwin Intelligence as the drive's software
Not available
Compatibility
1 of 1 differ
Platforms
Dimensions and weight
2 of 2 differ
Dimensions
Length80Width22Height2.45mm(3.1 × 0.9 × 0.1 in)1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 20262Maker spec sheet (PDF)biwintech.com/wp-content/uploads/2025/06/Black-Opal-NV7400-Specifications-1.pdfRead 16 October 202680.00 x 22.00 x 2.45 mm (single-sided), the same for all capacities
In the box
1 of 2 differ
In the box
SSD, Screw, Manual7Reviewthessdreview.com/our-reviews/nvme/biwin-black-opal-4tb-nv7400-gen4-ssd-reviewRead 16 October 2026Review says an installation screw and a screwdriver are in the package. The Amazon listings name a screw and a manual, so only those are stored11Retailer pageamazon.co.uk/dp/B0DM1R7KHZRead 16 October 2026Box Contents reads SSD, SSD Body, Screw, Manual. SSD Body repeats SSD, so SSD, Screw and Manual are stored
Not available
Cables included
Not available
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Links
Not compared
Product page
Spec sheet
Manual
www.biwintech.com/wp-content/uploads/2026/03/Biwin-PCIe-SSD-User-Manual_EN_CH_JP_ZH-TW_FR_DE.pdf3Owner's manualbiwintech.com/wp-content/uploads/2026/03/Biwin-PCIe-SSD-User-Manual_EN_CH_JP_ZH-TW_FR_DE.pdfRead 16 October 2026Biwin PCIe SSD Quick Start Guide, English and five other languages, PDF created 2026-03-20. It covers all Biwin PCIe SSDs and does not name the NV7400
Not available
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)
5years1Maker product pagebiwintech.com/product/nv7400-ssdRead 16 October 20265-year limited warranty, or until the TBW is reached, whichever comes first2Maker spec sheet (PDF)biwintech.com/wp-content/uploads/2025/06/Black-Opal-NV7400-Specifications-1.pdfRead 16 October 20263Owner's manualbiwintech.com/wp-content/uploads/2026/03/Biwin-PCIe-SSD-User-Manual_EN_CH_JP_ZH-TW_FR_DE.pdfRead 16 October 2026Warranty statement: the period ends at the earlier of the warranty term or the TBW threshold. The 5-year term comes from the spec sheet
















