ADATA XPG Gammix D45 AX4U26668G16-SBK
- DDR Generation:
- DDR4
- Capacity:
- 8GB (1x8GB)
- Speed:
- 2666MT/s (PC4-21300)
- CAS Latency:
- CL16
- Form Factor:
- UDIMM
- RGB Lighting:
- No
- Colour:
- Black
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Manufacturer: ADATA Last updated: October 9, 2026
ADATA XPG Gammix D45 AX4U26668G16-SBK Review
ADATA XPG Gammix D45 DDR4-2666 CL16 single 8GB module, a low-voltage option for capacity upgrades or single-channel systems.
A single-stick Gammix D45 module for buyers adding capacity to an existing system or building a basic single-channel PC on a tight budget.
Performance
Runs natively at 2666MT/s under DDR4 XMP/EXPO profiles, giving a solid bump over JEDEC defaults for basic desktop tasks.
Compatibility
Standard 288-pin UDIMM form factor fits any modern DDR4 desktop motherboard with clearance for full-size heatspreaders in most tower coolers.
Use Case
Ideal for topping up an existing kit or building the most basic single-channel office PC.
Our verdict
Reviewed by Burooj Alam. Rated by us, not by users.
Best for
- Capacity upgrades
- Basic office PCs
Not for
- Dual-channel gaming builds
- Performance-focused builds
Specifications
What these specs meanHow fast this kit is among DDR4 kits, rated from its speed and latency.
Identity
| Peak Bandwidth | 21.3 GB/s |
|---|---|
| Brand | ADATA |
| Part Number | AX4U26668G16-SBK |
| Series | XPG Gammix D45 |
Memory
| DDR Generation | DDR4 |
|---|---|
| Capacity | 8 GB |
| Speed | 2666MT/s (PC4-21300) |
| CAS Latency | 16 |
| Module Count | 1 |
| Voltage | 1.2 V |
Physical
| RGB Lighting | No |
|---|
Module and platform
| RAM Segment | Desktop DDR4 |
|---|---|
| Form Factor | UDIMM |
Capacity
| Capacity Per Module | 8 GB |
|---|
Speed and timings
| Timing String | 16-18-18-38 |
|---|---|
| True Latency | 12.0 ns |
Overclocking profile
| XMP Support | Yes |
|---|---|
| XMP Version | XMP 2.0 |
| EXPO Support | No |
Silicon
| ECC | No |
|---|
Physical and lighting
| Colour | Black |
|---|
FAQs
What are the key specifications of the ADATA XPG Gammix D45 AX4U26668G16-SBK (8GB Single Module/DDR4 2666MHz/CL16/No RGB Black)?
Key specs for the ADATA XPG Gammix D45 AX4U26668G16-SBK: Capacity Per Module 8 GB, Capacity 8 GB, Speed 2666MT/s (PC4-21300), OC Profile XMP 2.0, Voltage 1.2 V, DDR Generation DDR4.
Will the ADATA XPG Gammix D45 AX4U26668G16-SBK (8GB Single Module/DDR4 2666MHz/CL16/No RGB Black) work with my current setup?
The ADATA XPG Gammix D45 AX4U26668G16-SBK (8GB Single Module/DDR4 2666MHz/CL16/No RGB Black) lists DDR Generation is DDR4. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits. Our upgrade checker at /upgrade can confirm compatibility for common combinations.
Who is the ADATA XPG Gammix D45 AX4U26668G16-SBK (8GB Single Module/DDR4 2666MHz/CL16/No RGB Black) best suited to?
Best suited to: Capacity upgrades; Basic office PCs.
What are the drawbacks of the ADATA XPG Gammix D45 AX4U26668G16-SBK (8GB Single Module/DDR4 2666MHz/CL16/No RGB Black)?
Not the best fit for: Dual-channel gaming builds; Performance-focused builds.