# ADATA DDR4 2666 8GB Single Tray

- Category: RAM
- Brand: ADATA
- Model: AD4U266638G19-S
- Part number: AD4U266638G19-S
- Price (US): currently unavailable
- Price last checked: 2026-08-05
- Rating: 4.5/5 from 149 Amazon reviews
- Warranty: Limited Lifetime
- Product page: https://buildmypc.net/component-details/ram/adata-ad4u266638g19-s/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | ADATA |
| Model | AD4U266638G19-S |
| RAM Size | 8 GB |
| Quantity | 1 x 8 GB  |
| RAM Speed | DDR4 / 2666 MHz |
| DIMM Type | 288-Pin |
| CAS Lantency | CL19 |

## Key Features

- High speed 2666MHz Memory
- Transfer bandwidth up to 21.3GB/s
- Energy efficient: saves 20% power compared to DDR3
- 8-layer PCB provides improved signal transfer and system stability
- Supports Intel Skylake-X and Kaby Lake-X CPU

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