Home WD BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe wi…

WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops

Price range: $1149.99–1249.99
Brand: WD
The WD is a product with a 4 TB SSD. It features a display.
PQS: 92 (computed 2026-03-14 07:04:55.191681+00:00)
GTIN-14: 00619659209773
WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops

Key specs

A human-friendly subset of specs (non-null)
Capacity (GB)
4000
Storage (GB)
4000

Offers

Retailer SKU Price Stock Offer Last seen
B&H WEWDBB9H0040 1249.99 USD In stock View offer → 2026-03-06 09:04:20.768129+00:00
Best Buy 6593301 1149.99 USD In stock View offer → 2026-03-14 03:46:11.132539+00:00

Recent price history (50)

Retailer Price Stock Seen at
bestbuy 1149.99 USD In stock 2026-03-14 03:46:11.132539+00:00
bestbuy 1149.99 USD In stock 2026-03-13 03:56:08.299630+00:00
bestbuy 1149.99 USD In stock 2026-03-12 03:45:45.989324+00:00
bestbuy 1149.99 USD In stock 2026-03-11 03:43:46.788093+00:00
bestbuy 1149.99 USD In stock 2026-03-10 03:52:55.609538+00:00
bestbuy 1149.99 USD In stock 2026-03-09 03:52:49.414786+00:00
bh 1249.99 USD In stock 2026-03-06 09:04:20.768129+00:00
bestbuy 1149.99 USD In stock 2026-03-06 06:41:38.768366+00:00
bh 1249.99 USD Out of stock 2026-03-03 02:39:30.182321+00:00
bestbuy 1149.99 USD In stock 2026-03-03 02:31:35.960282+00:00
bh 949.99 USD Out of stock 2026-03-02 10:41:06.653023+00:00
bestbuy 1149.99 USD In stock 2026-03-02 09:03:42.815474+00:00
bh 949.99 USD Out of stock 2026-03-02 06:25:29.391596+00:00

Full specs

Show full spec table
Capacity (GB)4000
Storage (GB)4000
Reconciled at2026-03-06 10:20:22.157613+00:00
Canonical JSON (expand)
{
  "os": {
    "name": null
  },
  "car": {
    "type": null,
    "finish": null,
    "din_type": null,
    "included": null,
    "material": null,
    "compatibility": null,
    "included_trim": null,
    "included_screws": null,
    "included_harness": null,
    "included_adapters": null,
    "included_brackets": null,
    "compatibility_make": null,
    "compatibility_model": null,
    "compatibility_years": null,
    "included_connectors": null,
    "included_instructions": null,
    "retains_factory_features": null
  },
  "cpu": {
    "cores": null,
    "tdp_w": null,
    "socket": null,
    "threads": null,
    "npu_tops": null,
    "cpu_model": null,
    "lithography": null,
    "base_clock_ghz": null,
    "boost_clock_ghz": null
  },
  "gpu": {
    "tdp_w": null,
    "chipset": null,
    "outputs": null,
    "vram_gb": null,
    "gpu_type": null,
    "gpu_model": null,
    "vram_type": null,
    "base_clock_mhz": null,
    "boost_clock_mhz": null
  },
  "core": {
    "title": "WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops",
    "seo_title": "WD WDBB9H0040BNC-WRSN - 4TB SSD"
  },
  "lens": {
    "mount": null,
    "weight": null,
    "focal_length": null,
    "max_aperture": null,
    "stabilization": null
  },
  "audio": {
    "driver": null,
    "wireless": null,
    "technology": null,
    "impedance_ohms": null,
    "speakers_count": null,
    "wireless_codecs": null,
    "hi_res_certified": null,
    "frequency_response": null
  },
  "brand": "WD",
  "build": {
    "screen_glass": null,
    "chassis_material": null
  },
  "color": null,
  "extra": null,
  "model": "WDBB9H0040BNC-WRSN",
  "ports": {
    "hdmi": null,
    "usb_a": null,
    "usb_c": null,
    "sd_card": null,
    "summary": null,
    "ethernet": null,
    "sim_slot": null,
    "displayport": null,
    "thunderbolt": null,
    "headphone_jack": null
  },
  "power": {
    "psu_watts": null
  },
  "camera": {
    "mount": null,
    "sensor": null,
    "weight": null,
    "iso_range": null,
    "megapixels": null,
    "rear_megapixels": null,
    "front_megapixels": null,
    "video_resolution": null,
    "windows_hello_ir": null
  },
  "gtin14": "00619659209773",
  "images": [
    "https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/55b20af7-85d2-4ac4-92ce-2fbadac69c72.jpg"
  ],
  "memory": {
    "ram_gb": null,
    "channels": null,
    "ram_type": null,
    "speed_mhz": null
  },
  "series": null,
  "battery": {
    "life_hours": null,
    "capacity_wh": null,
    "capacity_mah": null
  },
  "display": {
    "panel_type": null,
    "resolution": null,
    "color_gamut": null,
    "hdr_formats": null,
    "touch_screen": null,
    "screen_size_in": null,
    "brightness_nits": null,
    "refresh_rate_hz": null,
    "response_time_ms": null,
    "pantone_validated": null
  },
  "release": {
    "year": null
  },
  "storage": {
    "interface": "PCIe Gen 4 x4",
    "nand_type": "3D TLC",
    "read_speed": "7300 megabytes per second",
    "capacity_gb": null,
    "form_factor": "M.2 2280",
    "write_speed": "6600 megabytes per second",
    "endurance_tbw": 2400.0,
    "storage_capacity_gb": null
  },
  "category": null,
  "features": {
    "webcam": null,
    "windows_ai": null,
    "form_factor": null,
    "software_perks": null,
    "backlit_keyboard": null,
    "convertible_2in1": null,
    "fingerprint_reader": null
  },
  "physical": {
    "depth_in": null,
    "width_in": 0.96,
    "height_in": 0.41,
    "weight_kg": 0.03,
    "dimensions_in": "0.41 x 0.96 x ? in"
  },
  "thermals": {
    "cooling_type": null,
    "thermal_interface": null
  },
  "warranty": {
    "labor": "5 Years",
    "parts": "5 Years"
  },
  "wearable": {
    "ecg": null,
    "gps": null,
    "spo2": null,
    "skin_temp": null,
    "heart_rate": null,
    "display_type": null,
    "nfc_payments": null,
    "compatibility": null,
    "music_storage": null,
    "sleep_tracking": null,
    "display_size_in": null,
    "battery_life_days": null,
    "stress_monitoring": null,
    "smart_notifications": null,
    "workout_modes_count": null,
    "water_resistance_atm": null
  },
  "appliance": {
    "btu": null,
    "eer": null,
    "ceer": null,
    "type": null,
    "modes": null,
    "smart": null,
    "steam": null,
    "zones": null,
    "finish": null,
    "air_fry": null,
    "burners": null,
    "voltage": null,
    "inverter": null,
    "noise_db": null,
    "fuel_type": null,
    "ice_maker": null,
    "wattage_w": null,
    "convection": null,
    "depth_type": null,
    "door_alarm": null,
    "fan_speeds": null,
    "frost_free": null,
    "rack_count": null,
    "sensor_dry": null,
    "third_rack": null,
    "airflow_cfm": null,
    "energy_star": null,
    "filter_type": null,
    "glide_racks": null,
    "soil_sensor": null,
    "broiler_type": null,
    "cycles_count": null,
    "defrost_type": null,
    "garage_ready": null,
    "tub_material": null,
    "venting_type": null,
    "air_direction": null,
    "baskets_count": null,
    "capacity_cuft": null,
    "cleaning_type": null,
    "drum_material": null,
    "drying_system": null,
    "energy_rating": null,
    "lighting_type": null,
    "mounting_type": null,
    "shelves_count": null,
    "cooling_system": null,
    "dimensions_hwd": null,
    "interior_light": null,
    "place_settings": null,
    "room_size_sqft": null,
    "sanitize_cycle": null,
    "sensor_cooking": null,
    "shelf_material": null,
    "spin_speed_rpm": null,
    "turntable_size": null,
    "bottle_capacity": null,
    "convection_type": null,
    "water_dispenser": null,
    "interior_coating": null,
    "annual_energy_kwh": null,
    "cutout_dimensions": null,
    "humidity_crispers": null,
    "temperature_range": null,
    "wash_cycles_count": null,
    "oven_capacity_cuft": null,
    "water_level_control": null,
    "agitator_or_impeller": null,
    "capacity_fridge_cuft": null,
    "daily_production_lbs": null,
    "independent_controls": null,
    "capacity_freezer_cuft": null,
    "lower_oven_capacity_cuft": null,
    "upper_oven_capacity_cuft": null
  },
  "networking": {
    "ports": null,
    "cellular": null,
    "band_count": null,
    "throughput": null,
    "wifi_standard": null,
    "ethernet_ports": null
  },
  "peripheral": {
    "dpi": null,
    "rgb": null,
    "platform": null,
    "driver_mm": null,
    "vibration": null,
    "microphone": null,
    "sensor_type": null,
    "switch_type": null,
    "connectivity": null
  },
  "smart_home": {
    "learning": null,
    "resolution": null,
    "connectivity": null,
    "night_vision": null,
    "power_source": null,
    "compatibility": null,
    "chime_included": null
  },
  "certifications": {
    "energy_star": null,
    "epeat_level": null
  },
  "schema_version": 1
}

Related products

Simple similarity over extracted specs (publish_set only)
Debug data (expand)
Raw title WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops
Raw brandWD
Raw categoryBest Buy > Video Games > PlayStation > PlayStation 5 > PS5 Accessories > PS5 Storage
Canonical highlights (non-null)
core.title WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops
core.seo_title WD WDBB9H0040BNC-WRSN - 4TB SSD
brand WD
model WDBB9H0040BNC-WRSN
gtin14 00619659209773
images[0] https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/55b20af7-85d2-4ac4-92ce-2fbadac69c72.jpg
storage.interface PCIe Gen 4 x4
storage.nand_type 3D TLC
storage.read_speed 7300 megabytes per second
storage.form_factor M.2 2280
storage.write_speed 6600 megabytes per second
storage.endurance_tbw 2400.0
physical.width_in 0.96
physical.height_in 0.41
physical.weight_kg 0.03
physical.dimensions_in 0.41 x 0.96 x ? in
warranty.labor 5 Years
warranty.parts 5 Years
schema_version 1
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
{
  "sku": 6593301,
  "upc": "619659209773",
  "url": "https://api.bestbuy.com/click/-/6593301/pdp",
  "name": "WD - BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops",
  "image": "https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/55b20af7-85d2-4ac4-92ce-2fbadac69c72.jpg",
  "details": [
    {
      "name": "Brand",
      "value": "WD",
      "values": [
        "WD"
      ]
    },
    {
      "name": "Model Number",
      "value": "WDBB9H0040BNC-WRSN",
      "values": [
        "WDBB9H0040BNC-WRSN"
      ]
    },
    {
      "name": "Product Name",
      "value": "BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops",
      "values": [
        "BLACK SN850X 4TB Internal SSD PCIe Gen 4 x4 NVMe with Heatsink for PS5 and Desktops"
      ]
    },
    {
      "name": "Storage Capacity",
      "value": "4000 gigabytes",
      "values": [
        "4000 gigabytes"
      ]
    },
    {
      "name": "Storage Drive Type",
      "value": "SSD",
      "values": [
        "SSD"
      ]
    },
    {
      "name": "Maximum Read Speed",
      "value": "7300 megabytes per second",
      "values": [
        "7300 megabytes per second"
      ]
    },
    {
      "name": "Maximum Write Speed",
      "value": "6600 megabytes per second",
      "values": [
        "6600 megabytes per second"
      ]
    },
    {
      "name": "SSD Endurance",
      "value": "2400 terabytes",
      "values": [
        "2400 terabytes"
      ]
    },
    {
      "name": "Heatsink",
      "value": "Yes",
      "values": [
        "Yes"
      ]
    },
    {
      "name": "Internal Or External",
      "value": "Internal",
      "values": [
        "Internal"
      ]
    },
    {
      "name": "Product Compatibility",
      "value": "Desktop computers",
      "values": [
        "Desktop computers",
        "PlayStation 5"
      ]
    },
    {
      "name": "Form Factor",
      "value": "M.2 2280",
      "values": [
        "M.2 2280"
      ]
    },
    {
      "name": "Interface(s)",
      "value": "PCIe Gen 4 x4",
      "values": [
        "PCIe Gen 4 x4"
      ]
    },
    {
      "name": "Operating System Compatibility",
      "value": "Windows",
      "values": [
        "Windows"
      ]
    },
    {
      "name": "Data Encryption",
      "value": "No",
      "values": [
        "No"
      ]
    },
    {
      "name": "Usage",
      "value": "Everyday computing",
      "values": [
        "Everyday computing",
        "Gaming",
        "Performance computing"
      ]
    },
    {
      "name": "Lighting Type",
      "value": "None",
      "values": [
        "None"
      ]
    },
    {
      "name": "NAND Flash Memory Type",
      "value": "3D TLC",
      "values": [
        "3D TLC"
      ]
    },
    {
      "name": "Product Height",
      "value": "0.41 inches",
      "values": [
        "0.41 inches"
      ]
    },
    {
      "name": "Product Width",
      "value": "0.96 inches",
      "values": [
        "0.96 inches"
      ]
    },
    {
      "name": "Product Weight",
      "value": "1.1 ounces",
      "values": [
        "1.1 ounces"
      ]
    },
    {
      "name": "Warranty - Parts",
      "value": "5 years",
      "values": [
        "5 years"
      ]
    },
    {
      "name": "Warranty - Labor",
      "value": "5 Years",
      "values": [
        "5 Years"
      ]
    }
  ],
  "features": [
    {
      "feature": "Gain the ultimate gaming edge\nInsane speeds up to 7,300MB/s (1TB - 4TB models) deliver top-tier performance with ridiculously short load times — for the elite gaming experience you’ve been waiting for."
    },
    {
      "feature": "Heatsink for the win\nAll capacities have an optional heatsink version that's not only eye-catching, but also helps your rig maintain peak performance through your most intense gaming sessions."
    },
    {
      "feature": "More room for more games\nCapacities up to 8TB built with Western Digital TLC 3D NAND, means you get to keep more games at the ready — and get into the action even faster."
    },
    {
      "feature": "Do more with WD_BLACK Dashboard\nThe downloadable WD_BLACK Dashboard (Windows only) monitors your drive’s health, lets you customize your RGB lighting, and, exclusively on the SN850X SSD, enables Game Mode 2.0  to transform your gaming experience."
    },
    {
      "feature": "Future-forward features\nThe WD_BLACK SN850X SSD boasts a powerful suite of features, including Predictive Loading, Overhead Balancing, and Adaptive Thermal Management (ATM)."
    },
    {
      "feature": "DirectStorage supported\nImprove load times and get precious time back with Microsoft DirectStorage technology."
    }
  ],
  "condition": "New",
  "salePrice": 1149.99,
  "categoryPath": [
    {
      "id": "cat00000",
      "name": "Best Buy"
    },
    {
      "id": "abcat0700000",
      "name": "Video Games"
    },
    {
      "id": "pcmcat1741974777714",
      "name": "PlayStation"
    },
    {
      "id": "pcmcat1572034351415",
      "name": "PlayStation 5"
    },
    {
      "id": "pcmcat1587395508793",
      "name": "PS5 Accessories"
    },
    {
      "id": "pcmcat1587395840700",
      "name": "PS5 Storage"
    }
  ],
  "manufacturer": "WD",
  "regularPrice": 1781.99,
  "shippingCost": 0.0,
  "longDescription": "Crush load times and slash throttling, lagging, and texture pop-ins with the WD_BLACK SN850X NVMe SSD. Available in capacities of 1TB up to 8TB, this gaming drive is built for top-tier performance. With 7,300MB/s speeds (1TB - 4TB models) and a heatsink option to maintain performance, you can enjoy your favorite games without worrying about lag. Plus, the downloadable WD_BLACK Dashboard (Windows only) can automatically turn on Game Mode 2.0 features. The WD_BLACK SN850X NVMe SSD delivers a smooth, fast experience —and the innovations that let you compete at your absolute peak.",
  "shortDescription": null,
  "onlineAvailability": true,
  "inStoreAvailability": true
}
Newegg raw specs
No Newegg raw specs saved for this product yet.