Module Dimensions
Figure 3: 240-Pin DDR3 RDIMM
30.50 (1.20)
29.85 (1.175)
Pin 1
17.3 (0.68)
TYP
2.50 (0.098) D
(2X)
2.30 (0.091) TYP
5.0 (0.197) TYP
123.0 (4.84)
TYP
1.0 (0.039)
TYP
0.80 (0.031)
TYP
0.75 (0.03) R
(8X)
0.76 (0.030) R
Pin 120
Front view
133.50 (5.256)
133.20 (5.244)
47.0 (1.85)
TYP
71.0 (2.79)
TYP
9.5 (0.374)
TYP
Back view
Pin 240
Pin 121
1.37 (0.054)
1.17 (0.046)
4.0 (0.157)
MAX
2.20 (0.087) TYP
1.45 (0.057) TYP
3.05 (0.12) TYP
54.68 (2.15)
TYP
3.0 (0.118) 4X TYP
23.3 (0.92)
TYP
0.50 (0.02) R
(4X)
0.9 (0.035) TYP
1.0 (0.039) R (8X)
15.0 (0.59)
TYP
(4X)
U1
U2
U3
U4
U5
U6
U7
U8
U9
U10
U11
U12 U13
U14
U15
U16
U17
U18
U19
U20
U21
U22
U23
U24
U26 U27
U28
U29
U30
U31
U32
U33
U34
U35
U36
U37
U38
U39
3.1 (0.122) 2X TYP
5.1 (0.2) TYP
7.25 (0.285)*
MAX
Module with heat spreader
U1
U2
U3
U4
U5
U6
U7
U8
U9
U10
U11
U12
U17
U18
U19
U20
U13
U14
U15
U16
U21
U22
U23
U24
U26 U27
U28
U29
U30
U31
U32
U33
U34
U35
U36
U37
U38
U39
1.37 (0.054)
1.17 (0.046)
*From the lower clip edges,
8.32 (0.328) MAX
Notes:
1. All dimensions are in millimeters (inches); MAX/MIN or typical (TYP) where noted.
2. The dimensional diagram is for reference only.
8000 S. Federal Way, P.O. Box 6, Boise, ID 83707-0006, Tel: 208-368-3900
www.micron.com/productsupport Customer Comment Line: 800-932-4992
Micron and the Micron logo are trademarks of Micron Technology, Inc.
All other trademarks are the property of their respective owners.
This data sheet contains minimum and maximum limits specified over the power supply and temperature range set forth herein.
Although considered final, these specifications are subject to change, as further product development and data characterization some-
times occur.
4GB, 8GB (x72, ECC, QR) 240-Pin Halogen-Free DDR3 RDIMM
Module Dimensions
PDF: 09005aef83950b83
js-z-f36c512_1gx72pdz.pdf – Rev. B 1/11 EN
22
Micron Technology, Inc. reserves the right to change products or specifications without notice.
© 2009 Micron Technology, Inc. All rights reserved.
