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| Intel Xeon X5660 vs X5650 |
Released March, 2010
Intel Xeon X5660
- 2.8 GHz
- Hexa core
Reasons to buy the Intel Xeon X5660
![]() | Higher clock speed 2.8 GHz | ![]() | Higher turbo clock speed 3.2 GHz |
![]() | Significantly better overclocked clock speed (Air) 4.13 GHz | ![]() | Better overclocked clock speed (Water) 4.73 GHz |
VS
Released March, 2010
Intel Xeon X5650
- 2.66 GHz
- Hexa core
Reasons to buy the X5650
![]() | Much better performance per dollar 1.44 pt/$ |
CPUBoss Review Our evaluation of X5660 vs X5650 among all CPUs
Performance | |
Benchmark performance using all cores | |
PCMark 8 Home 3.0 Accelerated, PassMark and 1 more |
Single-core Performance | |
Individual core benchmark performance | |
PassMark (Single Core), Geekbench 3 Single Core and 1 more |
Integrated Graphics | |
Integrated GPU performance for graphics | |
Sky Diver and Cloud Gate |
Integrated Graphics (OpenCL) | |
Integrated GPU performance for parallel computing | |
CompuBench 1.5 Bitcoin mining and 4 more |
Performance per Watt | |
How efficiently does the processor use electricity? | |
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more |
Value | |
Are you paying a premium for performance? | |
Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more |
No winner declared
Too close to call
Cast your vote Do you agree or disagree with CPUBoss?
VS
Differences What are the advantages of each
| |||||||
Higher clock speed | 2.8 GHz | vs | 2.66 GHz | More than 5% higher clock speed | |||
---|---|---|---|---|---|---|---|
Higher turbo clock speed | 3.2 GHz | vs | 3.06 GHz | Around 5% higher turbo clock speed | |||
Significantly better overclocked clock speed (Air) | 4.13 GHz | vs | 3.84 GHz | Around 10% better overclocked clock speed (Air) | |||
Better overclocked clock speed (Water) | 4.73 GHz | vs | 4.64 GHz | Almost the same | |||
| |||||||
Much better performance per dollar | 1.44 pt/$ | vs | 0.58 pt/$ | Around 2.5x better performance per dollar |
Benchmarks Real world tests of Xeon X5660 vs X5650
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Xeon X5660
20,633
Xeon X5650
22,313
GeekBench 3 (Single core) Data courtesy Primate Labs
Xeon X5660
2,274
Xeon X5650
2,176
GeekBench 3 (AES single core) Data courtesy Primate Labs
Xeon X5660
1,520,000 MB/s
Xeon X5650
1,470,000 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Xeon X5660
13,744
Xeon X5650
13,247
GeekBench (64-bit) Data courtesy Primate Labs
Xeon X5660
15,447
Xeon X5650
13,603
GeekBench
Xeon X5660
15,447
Xeon X5650
14,009
PassMark Data courtesy Passmark
Xeon X5660
7,804
Xeon X5650
7,510
PassMark (Single Core)
Xeon X5660
1,279
Xeon X5650
1,234
Specifications Full list of technical specs
summary | Xeon X5660 | vs | X5650 |
---|---|---|---|
Clock speed | 2.8 GHz | 2.66 GHz | |
Turbo clock speed | 3.2 GHz | 3.06 GHz | |
Cores | Hexa core | Hexa core | |
Socket type | |||
LGA 1366 | |||
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | Yes | Yes | |
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 | 95W | |
Annual home energy cost | 22.89 $/year | 22.89 $/year | |
Annual commercial energy cost | 83.22 $/year | 83.22 $/year | |
Performance per watt | 8.02 pt/W | 7.89 pt/W | |
Typical power consumption | 77.19W | 77.19W | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1333 | |||
DDR3-1066 | |||
DDR3-800 | |||
DDR3 | |||
Channels | Triple Channel | Triple Channel | |
Supports ECC | Yes | Yes | |
Maximum bandwidth | 31,999.98 MB/s | 31,999.98 MB/s | |
Maximum memory size | 294,912 MB | 294,912 MB |
details | Xeon X5660 | vs | X5650 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 12 | 12 | |
L2 cache | 2 MB | 2 MB | |
L2 cache per core | 0.33 MB/core | 0.33 MB/core | |
L3 cache | 12 MB | 12 MB | |
L3 cache per core | 2 MB/core | 2 MB/core | |
Manufacture process | 32 nm | 32 nm | |
Max CPUs | 2 | 2 | |
Clock multiplier | 21 | 20 | |
Voltage range | 0.75 - 1.35V | 0.75 - 1.35V | |
Operating temperature | Unknown - 81.3°C | Unknown - 81.3°C | |
overclocking | |||
Overclock popularity | 2 | 11 | |
Overclocked clock speed | 4.13 GHz | 3.84 GHz | |
Overclocked clock speed (Water) | 4.73 GHz | 4.64 GHz | |
Overclocked clock speed (Air) | 4.13 GHz | 3.84 GHz | |
integrated graphics | |||
GPU | None | None | |
Label | N/A | N/A | |
Latest DirectX | N/A | N/A | |
Number of displays supported | N/A | N/A | |
GPU clock speed | N/A | N/A | |
Turbo clock speed | N/A | N/A | |
3DMark06 | N/A | N/A | |
bus | |||
Architecture | QPI | QPI | |
Number of links | 2 | 2 | |
Data rate | 51,200 MB/s | 51,200 MB/s | |
Transfer rate | 6,400 MT/s | 6,400 MT/s | |
Clock speed | 3,200 MHz | 3,200 MHz |
Intel Xeon X5660 ![]() | Intel Xeon X5650 ![]() |
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