Test Setup:
Memory speeds tested:
Kingston- PC3-1066MHz (low latency - 5-6-5-15-1T) 2.67GHz/9x333MHz FSB;
- PC3-1333MHz (stock latency - 7-7-7-20-2T) 2.67GHz/9x333MHz FSB;
- PC3-1432MHz (maximum overclock- 7-7-7-20-2T) 2.86GHz/8x358MHz FSB;
OCZ
- PC3-1066MHz (low latency - 5-6-5-16-1T) 2.67GHz/9x333MHz FSB;
- PC3-1333MHz (stock latency - 7-7-7-20-2T) 2.67GHz/9x333MHz FSB.
- PC3-1440MHz (maximum overclock - 7-7-7-20-2T) 2.88GHz/9x360MHz FSB;
Memory Performance:
-
Kingston HyperX KHX11000D3LLK2/2G (1066MHz LL)
-
OCZ DDR3 PC3-10666 Platinum Edition (1066MHz LL)
-
Kingston HyperX KHX11000D3LLK2/2G (1333MHz Stock)
-
OCZ DDR3 PC3-10666 Platinum Edition (1333MHz Stock)
-
Kingston HyperX KHX11000D3LLK2/2G (1432MHz OC)
-
OCZ DDR3 PC3-10666 Platinum Edition (1440MHz OC)
-
8575
-
8230
-
8744
-
8574
-
8468
-
8460
0
1000
2000
3000
4000
5000
6000
7000
8000
9000
MB/s
-
Kingston HyperX KHX11000D3LLK2/2G (1066MHz LL)
-
OCZ DDR3 PC3-10666 Platinum Edition (1066MHz LL)
-
Kingston HyperX KHX11000D3LLK2/2G (1333MHz Stock)
-
OCZ DDR3 PC3-10666 Platinum Edition (1333MHz Stock)
-
Kingston HyperX KHX11000D3LLK2/2G (1432MHz OC)
-
OCZ DDR3 PC3-10666 Platinum Edition (1440MHz OC)
-
6085
-
6089
-
6528
-
6093
-
6096
-
6576
0
1000
2000
3000
4000
5000
6000
7000
MB/s
-
Kingston HyperX KHX11000D3LLK2/2G (1066MHz LL)
-
OCZ DDR3 PC3-10666 Platinum Edition (1066MHz LL)
-
Kingston HyperX KHX11000D3LLK2/2G (1333MHz Stock)
-
OCZ DDR3 PC3-10666 Platinum Edition (1333MHz Stock)
-
Kingston HyperX KHX11000D3LLK2/2G (1432MHz OC)
-
OCZ DDR3 PC3-10666 Platinum Edition (1440MHz OC)
-
59.1
-
61.1
-
59.8
-
61.5
-
61.8
-
68.7
nanoseconds (lower is better)
The OCZ's read performance is not quite up to that of the Kingston on average, but the increased memory speed doesn't seem to translate into better performance on either account. Overall, between all the scores there's very little in the way of performance differences. There's a couple of write performance increments from the overclocked OCZ and Kingston at stock but it seems the Kingston consistently performs at a slightly lower latency then the OCZ, even though they use the same Elpida chips.
-
Kingston HyperX KHX11000D3LLK2/2G (1066MHz LL)
-
OCZ DDR3 PC3-10666 Platinum Edition (1066MHz LL)
-
Kingston HyperX KHX11000D3LLK2/2G (1333MHz Stock)
-
OCZ DDR3 PC3-10666 Platinum Edition (1333MHz Stock)
-
Kingston HyperX KHX11000D3LLK2/2G (1432MHz OC)
-
OCZ DDR3 PC3-10666 Platinum Edition (1440MHz OC)
-
6288.8
-
6461.7
-
6449.7
-
6310.8
-
6544.2
-
6657.0
0
1000
2000
3000
4000
5000
6000
7000
MB/s
-
Kingston HyperX KHX11000D3LLK2/2G (1066MHz LL)
-
OCZ DDR3 PC3-10666 Platinum Edition (1066MHz LL)
-
Kingston HyperX KHX11000D3LLK2/2G (1333MHz Stock)
-
OCZ DDR3 PC3-10666 Platinum Edition (1333MHz Stock)
-
Kingston HyperX KHX11000D3LLK2/2G (1432MHz OC)
-
OCZ DDR3 PC3-10666 Platinum Edition (1440MHz OC)
0
10
20
30
40
50
60
70
80
nanoseconds (lower is better)
The Sandra latency scores are even more consistent across the board and don't offer the same Kingston advantage. The reverse situation is more apparent in the Sisoft Sandra memory performance, where the OCZ outperforms the Kingston in both low latency scenarios and when overclocked.
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