2GB STICK For HP-Compaq Presario CQ Series CQ3076L CQ3077L CQ3078HK CQ3078L CQ3080AN CQ3080CN CQ3080D CQ3080IL CQ3080IX CQ3082L CQ3085D CQ3085L CQ3088D CQ3100CX CQ3101CX CQ3110CX CQ3110IX CQ3111IN CQ3112CX CQ3120AN CQ3120AN-B CQ3120IX CQ3140AN CQ3140IX CQ3150CN CQ3150IX CQ3151CN CQ3169L CQ3170CN CQ3170IX CQ3171CN CQ3171L CQ3213IX CQ3268L CQ3269L CQ4010F CQ4010TL CQ4090L CQ5001RU CQ5001UK. DIMM DDR2 NON-ECC PC2-6400 800MHz RAM Memory. Genuine A-Tech Brand. 2GB STICK DIMM DDR2 NON-ECC PC2-6400 800MHz RAM Memory Genuine A-Tech Memory Lifetime Warranty Toll Free Technical Support 1-866-557-4527 Designed For HP-Compaq Presario CQ Series. (See Compatibility List Below)