Модули памяти DDR2 SDRAM компании Kingston Technology
Таблица 1. Результаты тестирования комплекта модулей памяти Kingston KHX8000D2K2/2G
Режим работы |
Режим DDR2-667 |
By SPD |
Best Timing |
Режим DDR2-667, Timing by SPD |
Manual Overclocking |
||
Режимы работы памяти |
667, 4-4-4-11 |
800, 5-5-5-16 |
800, 3-3-3-8 |
667, 5-5-5-13 |
920, 5-5-5-15 |
||
Напряжение питания, В |
1,8 |
1,8 |
2,2 |
1,8 |
2,2 |
||
RightMark Memory Analyzer v.3.62 |
RAM Performance, Stream, Мбайт/с |
Float Copy |
3098,565 |
3408,26 |
3729,10 |
2970,095 |
3633,875 |
Float Scale |
3059,79 |
3360,47 |
3696,26 |
2932,365 |
3597,735 |
||
Float Add |
3373,675 |
3691,18 |
4039,98 |
3224,11 |
3945,735 |
||
Float Triad |
3373,115 |
3693,98 |
4040,58 |
3223,935 |
3946,495 |
||
Average Memory Bandwidth, SSE2, Мбайт/с |
Read |
5766,67 |
6795,16 |
7187,88 |
6139,32 |
6813,065 |
|
Write |
2760,26 |
2956,26 |
3064,96 |
2651,675 |
3026,295 |
||
Copy |
1551,515 |
1705,34 |
1877,21 |
1482,87 |
1822,67 |
||
Maximal RAM Bandwidth, Software Prefetch, SSE2, Мбайт/с |
Read |
6584,025 |
7552,15 |
7857,60 |
6367,465 |
7512,915 |
|
Write |
5716,855 |
5716,73 |
5716,50 |
5715,995 |
5716,695 |
||
Copy |
2317,085 |
2503,82 |
2734,11 |
2136,69 |
2634,04 |
||
Average RAM Latency, нс |
Forward Read Latency |
30,535 |
29,42 |
28,36 |
31,235 |
28,57 |
|
Backward Read Latency |
32,135 |
31,23 |
28,71 |
33,995 |
30,41 |
||
Random Read Latency |
100,84 |
98,09 |
88,76 |
106,09 |
92,495 |
||
Pseudo-Random Read Latency |
45,185 |
43,78 |
41,21 |
46,365 |
2136,14 |
||
Minimal RAM Latency, 32 Mbyte Block, L1 Cache line, нс |
Forward Read Latency |
11,155 |
11,12 |
10,88 |
11,28 |
10,935 |
|
Backward Read Latency |
11,25 |
11,23 |
11,02 |
11,405 |
11,14 |
||
Random Read Latency |
101,885 |
99,98 |
90,50 |
107,75 |
94,975 |
||
Pseudo-Random Read Latency |
28,16 |
27,59 |
26,17 |
28,835 |
26,8 |
||
3DMark 2005 v.1.2 |
3DMark Score, 1024x768 |
3677 |
3693 |
3697 |
3678 |
3700 |
|
CPU Score, 1024x768 |
5458 |
5717 |
5769 |
5545 |
5750 |
||
SiSoftware Sandra Lite 2007.6.10.99 |
Memory Bandwidth |
RAM Bandwidth Int Buff’d iSSE2, Мбайт/с |
5909,33 |
6460,67 |
6557,00 |
5822,00 |
6519,67 |
RAM Bandwidth Float Buff’d iSSE2, Мбайт/с |
5888,67 |
6444,00 |
6541,33 |
5841,67 |
6500,67 |
||
Memory Latency |
Memory Latency (Random Access), нс |
105,00 |
102 |
94,00 |
111,00 |
97,00 |
|
Speed Factor |
96,37 |
93,7 |
86,27 |
101,27 |
88,87 |