Western Digital
SanDisk Optimus GX PRO 850X SDSP81400TAH-000E0 4 TB Solid State Drive - M.2 2280 Internal - PCI Express NVMe [PCI Express NVMe 4.0 x4]
- SKU:
- 21569171
- MPN:
- sdsp81400tah-000e0
- Availability:
- Usually ships the same or next business day. In stock at our MS warehouse.
- Shipping:
- Calculated at Checkout
- Stock Update:
- 06/04/2026 02:06:26 PM PST
- Stock Update:
- 06/04/2026 02:06:26 PM PST
Description
This item is brand-new, factory sealed.
Elite performance for champions.
Champion your gaming sessions and creative workflows with the SANDISK Optimus GX PRO 850X NVMe SSD. Load levels fast and push through your creative workflow with PCIe 4.0 Sequential Read/Write speeds up to 7,300/6,600 MB/s2 (2TB1 and 4TB1 models). With Random Read/Write speeds up to 1.2M/1.2M IOPS2 (8TB1 model) and integrated SANDISK nCache 4.0 technology, experience seamless game sessions and smooth multitasking. Integrated SANDISK Optimus heatsink helps your drive minimize throttle for those intense game or work sessions. Store your large games and digital assets with capacities up to 8TB1 on M.2 2280 built with trusted SANDISK BiCS TLC 3D NAND. Engineered for video editing with an endurance rating of up to 4,800 TBW3 (8TB1 model). Help protect your projects and data with TCG Opal v2.01 data-at-rest encryption.4 With Microsoft® DirectStorage support, you're ready for future games. Ideal for gaming PCs, creator PCs, and laptops.
Dominate your game session and creative projects
Load levels fast and push through your creative workflow with PCIe 4.0 Sequential Read/Write speeds up to 7,300/6,600 MB/s2 (2TB1 and 4TB1 models). This SSD is ready for anything from blazing fast video editing to intense gaming sessions.
Stay in the game
With Random Read/Write speeds up to 1.2M/1.2M IOPS2 (8TB1 model) and integrated SANDISK nCache 4.0 technology, experience seamless game sessions and smooth multitasking. Get ready for future games supporting Microsoft DirectStorage.
No need to delete
Stop deleting to make room for more games and applications. With capacities up to 8TB powered by trusted SANDISK BiCS TLC 3D NAND on M.2 2280, you'll have room for more.
Designed with the creator in mind
Up to a 4,800 TBW3 (8TB1 model) endurance rating means your drive stays by your side through rigorous content creation workflows. You can also help protect your digital assets with TCG Opal v2.01 data-at-rest encryption.
You can do more with SANDISK software
The downloadable SANDISK Dashboard application5 (Windows only) keeps your drive up to date, monitors its health, and enables Game Mode to transform your gaming experience. Plus, Acronis True Image for SANDISK software6 helps you migrate to your new drive.
Rest easy
Your hard work is covered with our Sandisk's 5-year limited warranty for peace of mind.
Heatsink for cool operation and blazing speeds
Enjoy sustained high performance thanks to the integrated heatsink that's not only eye-catching, but also helps your rig maintain peak performance through intense workloads. Compatible with PS5 and PS5 Pro consoles.
Features
Windows 10+
Compatibility:
- Playstation 5
- Playstation 5 Pro Console
Device Supported:
Gaming Console
Gaming PC
Notebook
PlayStation
Workstation
Specs
| Physical Characteristics | |
| Form Factor | M.2 2280 |
| Weight (Approximate) | 1.07 oz |
| Length | 3.2" |
| Drive Type | Internal |
| Height | 0.4" |
| Width | 0.9" |
| Interfaces/Ports | |
| Drive Interface Standard | PCI Express NVMe 4.0 x4 |
| Drive Interface | PCI Express NVMe |
| General Information | |
| Brand Name | SanDisk |
| Manufacturer Website Address | http://www.wdc.com |
| Marketing Information | Elite performance for champions. Champion your gaming sessions and creative workflows with the SANDISK Optimus GX PRO 850X NVMe SSD. Load levels fast and push through your creative workflow with PCIe 4.0 Sequential Read/Write speeds up to 7,300/6,600 MB/s2 (2TB1 and 4TB1 models). With Random Read/Write speeds up to 1.2M/1.2M IOPS2 (8TB1 model) and integrated SANDISK nCache 4.0 technology, experience seamless game sessions and smooth multitasking. Integrated SANDISK Optimus heatsink helps your drive minimize throttle for those intense game or work sessions. Store your large games and digital assets with capacities up to 8TB1 on M.2 2280 built with trusted SANDISK BiCS TLC 3D NAND. Engineered for video editing with an endurance rating of up to 4,800 TBW3 (8TB1 model). Help protect your projects and data with TCG Opal v2.01 data-at-rest encryption.4 With Microsoft® DirectStorage support, you're ready for future games. Ideal for gaming PCs, creator PCs, and laptops. Dominate your game session and creative projects Load levels fast and push through your creative workflow with PCIe 4.0 Sequential Read/Write speeds up to 7,300/6,600 MB/s2 (2TB1 and 4TB1 models). This SSD is ready for anything from blazing fast video editing to intense gaming sessions. Stay in the game With Random Read/Write speeds up to 1.2M/1.2M IOPS2 (8TB1 model) and integrated SANDISK nCache 4.0 technology, experience seamless game sessions and smooth multitasking. Get ready for future games supporting Microsoft DirectStorage. No need to delete Stop deleting to make room for more games and applications. With capacities up to 8TB powered by trusted SANDISK BiCS TLC 3D NAND on M.2 2280, you'll have room for more. Designed with the creator in mind Up to a 4,800 TBW3 (8TB1 model) endurance rating means your drive stays by your side through rigorous content creation workflows. You can also help protect your digital assets with TCG Opal v2.01 data-at-rest encryption. You can do more with SANDISK software The downloadable SANDISK Dashboard application5 (Windows only) keeps your drive up to date, monitors its health, and enables Game Mode to transform your gaming experience. Plus, Acronis True Image for SANDISK software6 helps you migrate to your new drive. Rest easy Your hard work is covered with our Sandisk's 5-year limited warranty for peace of mind. Heatsink for cool operation and blazing speeds Enjoy sustained high performance thanks to the integrated heatsink that's not only eye-catching, but also helps your rig maintain peak performance through intense workloads. Compatible with PS5 and PS5 Pro consoles. |
| Product Type | Solid State Drive |
| Product Name | Optimus GX PRO 850X NVMe SSD - 4TB, With Heatsink |
| Manufacturer | Western Digital Corporation |
| Manufacturer Part Number | SDSP81400TAH-000E0 |
| Product Model | SDSP81400TAH-000E0 |
| Product Series | 850X |
| Product Line | Optimus GX PRO |
| Drive Performance | |
| Random 4KB Read | 1200000IOPS |
| Maximum Sequential Read | 7.13 GB/s |
| Maximum Sequential Write | 6.45 GB/s |
| Random 4KB Write | 1100000IOPS |
| Endurance (TBW) | 2400 TB |
| Technical Information | |
| Storage Capacity | 4 TB |
| Platform Supported | PC |
Warranty Information