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| Intel Xeon X5650 vs E5645 |
Released March, 2010
Intel Xeon X5650
- 2.66 GHz
- Hexa core
Reasons to buy the Intel Xeon X5650
![]() | Significantly higher clock speed 2.66 GHz | ![]() | Significantly higher turbo clock speed 3.06 GHz |
![]() | Much higher Maximum operating temperature 81.3 °C | ![]() | Much better overclocked clock speed (Air) 3.84 GHz |
VS
Released March, 2010
Intel Xeon E5645
- 2.4 GHz
- Hexa core
Reasons to buy the E5645
![]() | Lower typical power consumption 65W | ![]() | Lower annual commercial energy cost 70.08 $/year |
![]() | Lower annual home energy cost 19.27 $/year |
CPUBoss Review Our evaluation of X5650 vs E5645 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
| |||||||
Significantly higher clock speed | 2.66 GHz | vs | 2.4 GHz | More than 10% higher clock speed | |||
---|---|---|---|---|---|---|---|
Significantly higher turbo clock speed | 3.06 GHz | vs | 2.67 GHz | Around 15% higher turbo clock speed | |||
Much higher Maximum operating temperature | 81.3 °C | vs | 76.2 °C | More than 5% higher Maximum operating temperature | |||
Much better overclocked clock speed (Air) | 3.84 GHz | vs | 3.39 GHz | Around 15% better overclocked clock speed (Air) | |||
Much better overclocked clock speed (Water) | 4.64 GHz | vs | 2.4 GHz | Around 95% better overclocked clock speed (Water) | |||
| |||||||
Lower typical power consumption | 65W | vs | 77.19W | More than 15% lower typical power consumption | |||
Lower annual commercial energy cost | 70.08 $/year | vs | 83.22 $/year | More than 15% lower annual commercial energy cost | |||
Lower annual home energy cost | 19.27 $/year | vs | 22.89 $/year | More than 15% lower annual home energy cost |
Benchmarks Real world tests of Xeon X5650 vs E5645
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Xeon X5650
22,313
Xeon E5645
20,172
GeekBench 3 (Single core) Data courtesy Primate Labs
Xeon X5650
2,176
Xeon E5645
1,968
GeekBench 3 (AES single core) Data courtesy Primate Labs
Xeon X5650
1,470,000 MB/s
Xeon E5645
1,340,000 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Xeon X5650
13,247
Xeon E5645
11,304
GeekBench (64-bit) Data courtesy Primate Labs
Xeon X5650
13,603
Xeon E5645
11,929
GeekBench
Xeon X5650
14,009
Xeon E5645
11,929
PassMark Data courtesy Passmark
Xeon X5650
7,510
Xeon E5645
6,545
PassMark (Single Core)
Xeon X5650
1,234
Xeon E5645
1,083
Specifications Full list of technical specs
summary | Xeon X5650 | vs | E5645 |
---|---|---|---|
Clock speed | 2.66 GHz | 2.4 GHz | |
Turbo clock speed | 3.06 GHz | 2.67 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 | 80W | |
Annual home energy cost | 22.89 $/year | 19.27 $/year | |
Annual commercial energy cost | 83.22 $/year | 70.08 $/year | |
Performance per watt | 7.89 pt/W | 8.49 pt/W | |
Typical power consumption | 77.19W | 65W | |
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 X5650 | vs | E5645 |
---|---|---|---|
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 | 20 | 18 | |
Voltage range | 0.75 - 1.35V | 0.75 - 1.35V | |
Operating temperature | Unknown - 81.3°C | Unknown - 76.2°C | |
overclocking | |||
Overclock popularity | 11 | 3 | |
Overclocked clock speed | 3.84 GHz | 3.39 GHz | |
Overclocked clock speed (Water) | 4.64 GHz | 2.4 GHz | |
Overclocked clock speed (Air) | 3.84 GHz | 3.39 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 | 46,928 MB/s | |
Transfer rate | 6,400 MT/s | 5,860 MT/s | |
Clock speed | 3,200 MHz | 2,930 MHz |
Intel Xeon X5650 ![]() | Intel Xeon E5645 ![]() |
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