I have had a go and it worked well (Win7 64bit Enterprise)
It took about 50 minutes to do 262 updates in a RAM Drive and 30 Minutes to install in a RAM Drive VM
The important updates with 'get updates for windows and other products from Microsoft update' number 73 and 36 optionals of which 34 are language packs and then microsoft silverlight KB2977218 and Update for Windows 7 for x64-based Systems (KB2830477) like you stated previously.
Code:
Cumulative Security Update for ActiveX Killbits for Windows 7 for x64-based Systems (KB2900986)
Definition Update for Windows Defender - KB915597 (Definition 1.183.1328.0)
Microsoft Browser Choice Screen Update for EEA Users of Windows 7 for x64-based Systems (KB976002)
Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 for x64-based Systems (KB2861191)
Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2840631)
Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2861698)
Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2911501)
Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2931356)
Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2937610)
Security Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2943357)
Security Update for Windows 7 for x64-based Systems (KB2839894)
Security Update for Windows 7 for x64-based Systems (KB2840149)
Security Update for Windows 7 for x64-based Systems (KB2847311)
Security Update for Windows 7 for x64-based Systems (KB2847927)
Security Update for Windows 7 for x64-based Systems (KB2861855)
Security Update for Windows 7 for x64-based Systems (KB2862152)
Security Update for Windows 7 for x64-based Systems (KB2862330)
Security Update for Windows 7 for x64-based Systems (KB2862335)
Security Update for Windows 7 for x64-based Systems (KB2862966)
Security Update for Windows 7 for x64-based Systems (KB2862973)
Security Update for Windows 7 for x64-based Systems (KB2864058)
Security Update for Windows 7 for x64-based Systems (KB2864202)
Security Update for Windows 7 for x64-based Systems (KB2868038)
Security Update for Windows 7 for x64-based Systems (KB2868626)
Security Update for Windows 7 for x64-based Systems (KB2871997)
Security Update for Windows 7 for x64-based Systems (KB2872339)
Security Update for Windows 7 for x64-based Systems (KB2884256)
Security Update for Windows 7 for x64-based Systems (KB2887069)
Security Update for Windows 7 for x64-based Systems (KB2892074)
Security Update for Windows 7 for x64-based Systems (KB2893294)
Security Update for Windows 7 for x64-based Systems (KB2912390)
Security Update for Windows 7 for x64-based Systems (KB2918614)
Security Update for Windows 7 for x64-based Systems (KB2922229)
Security Update for Windows 7 for x64-based Systems (KB2926765)
Security Update for Windows 7 for x64-based Systems (KB2939576)
Security Update for Windows 7 for x64-based Systems (KB2957189)
Security Update for Windows 7 for x64-based Systems (KB2957503)
Security Update for Windows 7 for x64-based Systems (KB2957509)
Security Update for Windows 7 for x64-based Systems (KB2961072)
Security Update for Windows 7 for x64-based Systems (KB2965788)
Security Update for Windows 7 for x64-based Systems (KB2971850)
Security Update for Windows 7 for x64-based Systems (KB2972280)
Security Update for Windows 7 for x64-based Systems (KB2973201)
Security Update for Windows 7 for x64-based Systems (KB2973351)
Security Update for Windows 7 for x64-based Systems (KB2976897)
Security Update for Windows 7 for x64-based Systems (KB2978668)
Security Update for Windows 7 for x64-based Systems (KB2978742)
Security Update for Windows 7 for x64-based Systems (KB2993651)
Update for Microsoft .NET Framework 3.5.1 on Windows 7 and Windows Server 2008 R2 SP1 for x64-based Systems (KB2836943)
Update for Windows 7 for x64-based Systems (KB2843630)
Update for Windows 7 for x64-based Systems (KB2846960)
Update for Windows 7 for x64-based Systems (KB2847077)
Update for Windows 7 for x64-based Systems (KB2852386)
Update for Windows 7 for x64-based Systems (KB2853952)
Update for Windows 7 for x64-based Systems (KB2868116)
Update for Windows 7 for x64-based Systems (KB2882822)
Update for Windows 7 for x64-based Systems (KB2888049)
Update for Windows 7 for x64-based Systems (KB2891804)
Update for Windows 7 for x64-based Systems (KB2893519)
Update for Windows 7 for x64-based Systems (KB2908783)
Update for Windows 7 for x64-based Systems (KB2913152)
Update for Windows 7 for x64-based Systems (KB2918077)
Update for Windows 7 for x64-based Systems (KB2919469)
Update for Windows 7 for x64-based Systems (KB2923545)
Update for Windows 7 for x64-based Systems (KB2928562)
Update for Windows 7 for x64-based Systems (KB2929733)
Update for Windows 7 for x64-based Systems (KB2929755)
Update for Windows 7 for x64-based Systems (KB2952664)
Update for Windows 7 for x64-based Systems (KB2966583)
Update for Windows 7 for x64-based Systems (KB2973337)
Update for Windows 7 for x64-based Systems (KB2980245)
Update for Windows 7 for x64-based Systems (KB2981580)
Update for Windows 7 for x64-based Systems (KB982018)
Windows Malicious Software Removal Tool x64 - August 2014 (KB890830)