H81M-D User's Manual
Page 15
... DDR3 slot. ASUS H81M-D Series 1-7 DIMM_A1 DIMM_B1 H81M-D PLUS H81M-D PLUS 240-pin DDR3 DIMM sockets Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non‑ECC DDR3 DIMMs into the DIMM sockets. DO NOT install a DDR or DDR2 memory module to Intel® CPU spec, DIMM voltage...
... DDR3 slot. ASUS H81M-D Series 1-7 DIMM_A1 DIMM_B1 H81M-D PLUS H81M-D PLUS 240-pin DDR3 DIMM sockets Channel Channel A Channel B Sockets DIMM_A1 DIMM_B1 1.4.2 Memory configurations You may install 1GB, 2GB, 4GB, and 8GB unbuffered non‑ECC DDR3 DIMMs into the DIMM sockets. DO NOT install a DDR or DDR2 memory module to Intel® CPU spec, DIMM voltage...