4GB STICK DIMM DDR3 NON-ECC PC3-10600 1333MHz For Intel D Series. Designed For Intel D Series: DB65AL, DB75EN, DB85FL, DH55HC, DH55PJ, DH55TC, DH57DD (Non-ECC), DH57JG, DH61BE, DH61BF, DH61CR, DH61DL, DH61HO, DH61SA, DH61WW, DH61ZE, DH67CF, DH67VR, DH77DF, DH77EB, DH77KC, DH87MC, DH87RL, DP55KG, DP55SB, DP55WB, DP55WG, DQ57TM, DQ57TML, DQ67EP, DQ67OW, DQ67SW, DQ77CP, DQ77MK, DQ87PG, DX58OG (Non-ECC), DX58SO, DX58SO2 (Non-ECC), DX79SI, DX79SR (Non-ECC), DX79TO, DZ68BC, DZ68DB. Will also work with many other brands and models. Genuine A-Tech Brand: A-Tech is one of the most trusted names in Premium Memory. Backed by a Lifetime Warranty and 5 star customer support, A-Tech has you covered! Memory upgrades have never been easier. Designed specifically to help your computer run faster and smoother, an A-Tech memory upgrade is one of the fastest, most affordable, and easiest ways to improve system performance. A-Tech memory empowers your computer to achieve faster application loading times, faster system responsiveness, and increased ability to multitask and handle data-intensive programs. A-Tech modules are rigorously tested to ensure that your memory meets our stringent compatibility and performance standards. Every A-Tech ram module is tested for complete functionality before it leaves our doors and includes toll free technical support at 1-866-557-4527. Give your computer the best, trust A-Tech!