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| Intel Core i5 750 vs 661 |
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Released January, 2010
Intel Core i5 661
- 3.33 GHz
- Dual core
Reasons to buy the 661
![]() | Has a built-in GPU Yes |
Cast your vote Do you agree or disagree with CPUBoss?
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Differences What are the advantages of each
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CPUBoss is not aware of any important advantages of the 750 vs the 661. | |||||||
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Has a built-in GPU | Yes | vs | No | Somewhat common; A separate graphics adapter is not required |
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Benchmarks Real world tests of Core i5 750 vs 661
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Core i5 750
6,025
Core i5 661
4,966
GeekBench 3 (Single core) Data courtesy Primate Labs
Core i5 750
2,013
Core i5 661
2,244
GeekBench 3 (AES single core) Data courtesy Primate Labs
Core i5 750
127,600 MB/s
Core i5 661
1,600,000 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Core i5 750
5,656
Core i5 661
4,874
GeekBench (64-bit) Data courtesy Primate Labs
Core i5 750
6,332
Core i5 661
6,481
GeekBench
Core i5 750
7,570
Core i5 661
6,481
PassMark Data courtesy Passmark
Core i5 750
3,711
Core i5 661
3,184
PassMark (Single Core)
Core i5 750
1,138
Core i5 661
1,324
Reviews Word on the street
Core i5 750 | vs | 661 | ||
![]() | 9.0 | 5.0 |
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Specifications Full list of technical specs
summary | Core i5 750 | vs | 661 |
---|---|---|---|
Clock speed | 2.66 GHz | 3.33 GHz | |
Turbo clock speed | 3.2 GHz | 3.6 GHz | |
Cores | Quad core | Dual core | |
Socket type | |||
LGA 1156 | |||
Is unlocked | No | No | |
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | No | No | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
SSE4 | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
SSE4.2 | |||
Supplemental SSE3 | |||
AES | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 95W | 87W | |
Annual home energy cost | 42.81 $/year | 36.95 $/year | |
Annual commercial energy cost | 122.73 $/year | 96.71 $/year | |
Performance per watt | 0.89 pt/W | 5.96 pt/W | |
Idle power consumption | 69.5W | 67W | |
Peak power consumption | 140.1W | 110.4W | |
Typical power consumption | 122.45W | 99.55W | |
bus | |||
Architecture | DMI | DMI | |
Number of links | 1 | 1 | |
Transfer rate | 2,500 MT/s | 2,500 MT/s |
details | Core i5 750 | vs | 661 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 4 | 4 | |
L2 cache | 1 MB | 1 MB | |
L2 cache per core | 0.25 MB/core | 0.5 MB/core | |
L3 cache | 8 MB | 4 MB | |
L3 cache per core | 2 MB/core | 2 MB/core | |
Manufacture process | 45 nm | 32 nm | |
Transistor count | 774,000,000 | 382,000,000 | |
Max CPUs | 1 | 1 | |
Clock multiplier | 20 | 25 | |
Voltage range | 0.65 - 1.4V | 0.65 - 1.4V | |
Operating temperature | Unknown - 72.7°C | Unknown - 69.8°C | |
overclocking | |||
Overclocked clock speed | 4.13 GHz | 4.66 GHz | |
Overclocked clock speed (Water) | 4.09 GHz | 3.33 GHz | |
Overclocked clock speed (Air) | 4.13 GHz | 4.66 GHz | |
integrated graphics | |||
GPU | None | GPU | |
Label | N/A | Intel® HD Graphics | |
Number of displays supported | N/A | 2 | |
GPU clock speed | N/A | 900 MHz | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1333 | |||
DDR3-1066 | |||
DDR3 | |||
Channels | Dual Channel | Dual Channel | |
Maximum bandwidth | 21,333.32 MB/s | 21,333.32 MB/s | |
Maximum memory size | 16,384 MB | 16,773.12 MB |
Intel Core i5 750 ![]() | Intel Core i5 661 ![]() |
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