A-Tech 64GB Kit (4x16GB) DDR3 1333MHz PC3-10600R ECC RDIMM 4Rx4 Quad Rank 1.5V Registered DIMM 240-Pin Server RAM Memory Upgrade Modules (A-Tech Enterprise Series)
Bottom line: The A-Tech 64GB Kit is a specs-and-price decision rather than a crowd-consensus one in the memory & ram category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.
As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →
Pros & Cons
Pros
- ✓ ECC Registered RDIMM; 4Rx4 (Quad Rank x4); JEDEC DDR3 standard 1.5V
- ✓ Backed by A-Tech's warranty and support channels
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated
SpecPicks Verdict
SpecPicks scored A-Tech 64GB Kit (4x16GB) DDR3 1333MHz PC3-10600R ECC RDIMM 4Rx4 Quad… using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. A-Tech's memory & ram lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for memory & ram of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- A-Tech RAM Memory compatible for select DDR3 SERVERS only; *WILL NOT WORK WITH Desktop Computers, Laptop Computers, or PCs of any kind*
- 64 GB Kit, (4 x 16GB Modules); DDR3 DIMM 240-Pin; Speeds up to 1333 MHz, PC3-10600/PC3-10600R
- ECC Registered RDIMM; 4Rx4 (Quad Rank x4); JEDEC DDR3 standard 1.5V
- Expands your system's available memory resource improving performance, reducing bottlenecks, and increasing workload capacity
- Note: This memory is ECC Registered and cannot be mixed with different ECC types such as ECC Unbuffered, ECC Load Reduced, or Non-ECC Unbuffered; (Memory compatibility can vary among different system models and their installed components; please verify compatibility and follow memory channel guidelines to ensure maximum performance)
- All A-Tech memory modules undergo stringent quality control testing to ensure dependable and reliable performance
Full Specifications
| Brand | A-Tech |
|---|---|
| Voltage | 1.5 volts |
| RAM Size | 64 GB |
| Model Name | Enterprise Series |
| Form Factor | DIMM |
| Memory Speed | 1333 MHz |
| Model Number | AT16G4D3D1333RQ4N15V |
| Item Type Name | computer-internal-memory |
| Number of Pins | 240 |
| Mfr Part Number | AT16G4D3D1333RQ4N15V |
| Compatible Devices | Server |
| Data Transfer Rate | 10600 megabytes_per_second |
| Memory Form Factor | DIMM |
| Additional Features | Ecc |
| Computer Memory Size | 64 GB |
| Warranty Description | Limited Lifetime Warranty Covering Defects In Materials And Workmanship |
| RAM Memory Technology | DDR3 |
| Column Address Strobe Latency | 9 |
Ready to buy?
A-Tech 64GB Kit (4x16GB) DDR3 1333MHz PC3-10600R ECC RDIMM 4Rx4 Quad Rank 1.5V Registered DIMM 240-Pin Server RAM Memory Upgrade Modules (A-Tech Enterprise Series) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
Related Memory & RAM
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Best Retro Handhelds in 2026 — From $35 to $500
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- How to Build a Windows 98 Retro PC in 2026
- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best 1440p Gaming GPUs in 2026
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
More reviews from the SpecPicks archive
Browse all reviews →- Best PCI Serial and IDE Adapters for Retro PCs in 2026
- Linux Gaming Keeps Closing the Gap: Kernel and Windows-API Work Behind the Gains
- One Desk, Two Sims: Swapping a G29 Wheel and an Extreme 3D Pro Stick
- Gemma 4 12B Speech-to-Text on an RTX 3060 12GB: Local Transcription tok/s
- Best Controller for Emulation and Fighting Games in 2026
- Ryzen 5 5600G APU for Local LLM Inference in 2026: What You Can Actually Run
- Best Budget Streaming Starter Kit for Twitch & YouTube in 2026
- Best Game Controller for PC and Console in 2026
- Enthusiast Hides Gaming PC Inside Living Room Fan
- Best USB Microphone for a Raspberry Pi Project YouTube Channel (2026)
- Raspberry Pi Projects for Beginners: 6 No-Solder Builds
- Forza Horizon 6 Is the Highest-Rated Game of 2026: What Metacritic's 94 Says About Where Racing Sims Are Going
- Best Sim Racing Gear for Beginners in 2026
- Intel Arc LLM Performance: A770, B580 & Pro B60 Guide 2025
- AMD Ryzen 7 9800X3D Bundle: DDR5 + MSI B850 Wi-Fi 7 Guide
- Intel Arc Pro B70 (BMG-G31) Posts Strong Linux Gaming Numbers — How It Stacks Up Against an RTX 3060
- ComfyUI for NVIDIA Cosmos 3 on an RTX 3060 12GB: Setup + Limits
- GeForce 4 Ti 4600 Won't Boot in Windows XP — Field Troubleshooting Guide
- Best Streaming Starter Kits in 2026: Mic, Light, Capture, and the One-Box Builds
- Best Retro Console Reissues to Buy in 2026
- Corsair Launches Lightweight Budget HS35 v3 Gaming Headset
- vLLM vs llama.cpp on a 12GB GPU: Which Serves Local LLMs Faster?
- Best CPU Cooler for the Ryzen 7 5800X: Air vs AIO in 2026
- Best Cooler for the Ryzen 7 5800X: Noctua vs DeepCool vs CoolerMaster
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090