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DDR4 RAM list

All memory modules, sorted by increasing latency

Bandwidth
Latency, ns
Read speed, GB/s
Write speed, GB/s
221
Latency
21
Read speed
18.0
Write speed
13.6
222
Latency
21
Read speed
18.5
Write speed
14.5
223
Latency
21
Read speed
17.3
Write speed
12.9
224
Latency
21
Read speed
18.8
Write speed
14.8
225
Latency
21
Read speed
20.6
Write speed
20.0
226
Latency
21
Read speed
20.9
Write speed
21.0
227
Latency
21
Read speed
18.7
Write speed
14.3
228
Latency
21
Read speed
20.1
Write speed
19.4
229
Latency
22
Read speed
12.4
Write speed
8.3
230
Latency
22
Read speed
16.5
Write speed
12.2
231
Latency
22
Read speed
17.0
Write speed
10.5
232
Latency
22
Read speed
17.4
Write speed
12.7
233
Latency
22
Read speed
18.6
Write speed
14.9
234
Latency
22
Read speed
18.9
Write speed
13.6
235
Latency
22
Read speed
19.3
Write speed
17.3
236
Latency
22
Read speed
17.4
Write speed
12.8
237
Latency
22
Read speed
16.3
Write speed
10.5
238
Latency
22
Read speed
17.9
Write speed
14.5
239
Latency
22
Read speed
15.5
Write speed
7.7
240
Latency
22
Read speed
17.3
Write speed
13.2


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