How do I find out the CAS Latency on my RAM?

dbr

Junior Member
Nov 28, 2000
4
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0
SiSoft Sandra can tell you what the best latency your ram is capable. Install utility and clickon Motherboard info.

Click on link for example

Sandra Memory Speed
 

peemo

Golden Member
Oct 17, 1999
1,329
0
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Motherboard Monitor will do an SPD dump and give you whatever info it can read. Like this:

Memory - Type :Sync Dram
Memory - Row Addresses :12
Memory - Column Addresses :9
Memory - Module Banks :2
Memory - Data Width :64
Memory - Data Width continuation :0
Memory - Voltage interface standard :1
Memory - Cycle time at Max. Supported CAS :7.3125 ns.
Memory - SDRAM Access from Clock at :5.25 ns.
Memory - DIMM Configuration type :None
Memory - Refresh Rate/Type :Self Refresh, Normal (15.625 us)
Memory - Minimum Clock Delay :1
Memory - Burst Lengths Supported :page 1 2 4 8
Memory - Banks on Each SDRAM device :4
Memory - CAS Latencies Supported :2 3
Memory - CS Latencies Supported :0
Memory - WE Latencies Supported :0
Memory - Min. Clock Cycle Time @ CL X-1 :10 ns.
Memory - Max. Data Access Time from Clock @ CL X-1 :6 ns.
Memory - Min. Clock Cycle Time @ CL X-2 :0 ns.
Memory - Max. Data Access Time from Clock @ CL X-2 :0 ns.
Memory - Minimum Row Precharge Time :20 ns.
Memory - Minimum Row Active to Row Active delay :15 ns.
Memory - Minimum RAS to CAS delay :20 ns.
Memory - Minimum RAS Pulse Width :45 ns.
Memory - Module Bank Density :64 MB.
Memory - Module Total Density :128 MB.
Memory - Speed :100 Mhz

Only thing is, I don't know why my 7.5ns RAM is reported as PC100. Oh well.