Datasheet

Cisco UCS B420 M3 Blade Server
SUPPLEMENTAL MATERIAL
35
DIMM and CPU Layout
Memory is organized as shown in Figure 6.
Figure 6 UCS B420 M3 Memory Organization
CPU 1 CPU 2
48 DIMMS
4 memory channels per CPU
3 DIMMs per channel
CPU 3 CPU 4
Channel A
Channel B
Channel C
Channel D
Channel E
Channel F
Channel G
Channel H
Channel M
Channel N
Channel O
Channel P
Channel I
Channel J
Channel K
Channel L
A0A1A2
B2
C2
D2
I2
J2
K2
I2
M2
N2
O2
P2
E2
F2
G2
H2
B0B1
C0C1
D0D1
Bank 0 Bank 1 Bank 2
E0 E1
F0 F1
G0 G1
H0 H1
Bank 0 Bank 1 Bank 2
Bank 0 Bank 1 Bank 2
M0 M1
N0 N1
O0 O1
P0 P1
I0I1
J0J1
K0K1
I0I1
Bank 0 Bank 1 Bank 2