On a server I am testing, I noticed that Speccy only reports half the memory modules in the system. It probably only sees the modules attached to one CPU. The machine has 16 modules, but Speccy only reports 8.
Summary
Operating System
Windows Server 2012 R2 Datacenter 64-bit
CPU
AMD Opteron 6272 26 °C
Interlagos 32nm Technology
AMD Opteron 6272 23 °C
Interlagos 32nm Technology
RAM
128GB Dual-Channel DDR3 @ 661MHz (9-9-9-24)
Motherboard
Supermicro H8DG6/H8DGi (CPU 1)
Graphics
Standard Monitor (1280x1024@32Hz)
Matrox G200eW (Nuvoton) WDDM 1.2 (Super Micro Computer)
ATI FirePro V5800 (FireGL V) (Dell)
Storage
447GB - (SSD)
2048GB Microsoft Storage Space Device (SSD)
Optical Drives
No optical disk drives detected
Audio
No audio card detected</p>