Dnia 13.05.2014 Dominik & Co <D...@g...pl.invalid> napisał/a:

> i dopiero decode-dimms.

Dla przykładu z takiej jednej workstacji:

[root@100-00664 yum.repos.d]# modprobe eeprom
[root@100-00664 yum.repos.d]# decode-dimms
# decode-dimms version 5929 (2011-02-16 14:58:38 +0100)

Memory Serial Presence Detect Decoder
By Philip Edelbrock, Christian Zuckschwerdt, Burkart Lingner,
Jean Delvare, Trent Piepho and others


Decoding EEPROM: /sys/bus/i2c/drivers/eeprom/5-0050
Guessing DIMM is in bank 1

---=== SPD EEPROM Information ===---
EEPROM Checksum of bytes 0-62 OK (0x78)
# of bytes written to SDRAM EEPROM 128
Total number of bytes in EEPROM 256
Fundamental Memory type DDR2 SDRAM
SPD Revision 1.2

---=== Memory Characteristics ===---
Maximum module speed 666MHz (PC2-5300)
Size 512 MB
Banks x Rows x Columns x Bits 4 x 14 x 10 x 64
Ranks 1
SDRAM Device Width 8 bits
Module Height 30.0 mm
Module Type UDIMM (133.25 mm)
DRAM Package Planar
Voltage Interface Level SSTL 1.8V
Refresh Rate Reduced (7.8 us) - Self Refresh
Supported Burst Lengths 4, 8
tCL-tRCD-tRP-tRAS 5-5-5-15
Supported CAS Latencies (tCL) 5T, 4T, 3T
Minimum Cycle Time 3.00 ns at CAS 5 (tCK min)
3.75 ns at CAS 4
5.00 ns at CAS 3
Maximum Access Time 0.45 ns at CAS 5 (tAC)
0.50 ns at CAS 4
0.60 ns at CAS 3
Maximum Cycle Time (tCK max) 8.00 ns

---=== Timing Parameters ===---
Address/Command Setup Time Before Clock (tIS) 0.20 ns
Address/Command Hold Time After Clock (tIH) 0.27 ns
Data Input Setup Time Before Strobe (tDS) 0.10 ns
Data Input Hold Time After Strobe (tDH) 0.17 ns
Minimum Row Precharge Delay (tRP) 15.00 ns
Minimum Row Active to Row Active Delay (tRRD) 7.50 ns
Minimum RAS# to CAS# Delay (tRCD) 15.00 ns
Minimum RAS# Pulse Width (tRAS) 45.00 ns
Write Recovery Time (tWR) 15.00 ns
Minimum Write to Read CMD Delay (tWTR) 7.50 ns
Minimum Read to Pre-charge CMD Delay (tRTP) 7.50 ns
Minimum Active to Auto-refresh Delay (tRC) 60.00 ns
Minimum Recovery Delay (tRFC) 105.00 ns
Maximum DQS to DQ Skew (tDQSQ) 0.24 ns
Maximum Read Data Hold Skew (tQHS) 0.34 ns

---=== Manufacturing Information ===---
Manufacturer Samsung
Manufacturing Location Code 0x02
Part Number M3 78T6553EZS-CE6
Revision Code 0x5345
Manufacturing Date 2007-W21
Assembly Serial Number 0xF2031135



--
Dominik & kąpany (via debianowy slrn)
"Wszyscy chcą naszego dobra. Nie dajmy go sobie zabrać." (S.J. Lec)
Wyrażam wyłącznie prywatne poglądy zgodnie z Art. 54 Konstytucji RP
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