Cisco UCS B420 M3 Manual page 41

Figure 8 shows how channels are physically laid out on the blade server. The DIMM slots are contiguous to
their associated CPU.
Figure 8 Physical Representation of DIMMs and CPUs
C0
C1
C2
D0
D1
D2
B2
B1
B0
A2
A1
A0
TFM
G0
G1
G2
H0
H1
H2
F2
F1
F0
E2
E1
E0
Cisco UCS B420 M3 Blade Server
CPU 1
CPU 2
CPU 4
TFM = optional Transferable Flash-backed Write Cache Module
CPU 3
SUPPLEMENTAL MATERIAL
M0
M1
M2
N0
N1
N2
P2
P1
P0
O2
O1
O0
I0
I1
I2
J0
J1
J2
L2
L1
L0
K2
K1
K0
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