FG
💻 Software

2560 x 1600 screen resolution not available when a second monitor is attached

Fresh5 days ago
Mar 15, 20266582 views
Confidence Score0%
0%

Problem

I am running Windows 7 (64-bit edition) and have a 30" Dell 3007WFP monitor which runs at a screen resolution of 2560 x 1600. This works perfectly until I try to connect a second monitor, and then the screen resolution on the main monitor immediately drops to 1280x800 and I can't change it back up …

Error Output

Total Available Graphics Memory: 3839MB
Dedicated Video Memory:           256MB
System Video Memory:                0MB
Shared System Memory:        …

Unverified for your environment

Select your OS to check compatibility.

1 Fix

Canonical Fix
Unverified Fix
New Fix – Awaiting Verification

Fix for: 2560 x 1600 screen resolution not available when a second monitor is attached

Low Risk

I have the ATI FirePro 2260, which has 256 MB of Video RAM. The specs state that it supports two displays connected via DisplayPort at 2560 x 1600 each. Unfortunately, I can't test as I don't own a high-res display like that. But don't rule out your…

Awaiting Verification

Be the first to verify this fix

Sign in to verify this fix

Environment