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| Intel Xeon E5 2650 v2 vs E5-2620 v3 |
Expected September, 2013
Intel Xeon E5 2650 v2
- 2.6 GHz
- Octa core
Reasons to buy the Intel Xeon E5 2650 v2
![]() | Much more l3 cache 20 MB | ![]() | Significantly higher clock speed 2.6 GHz |
![]() | Higher turbo clock speed 3.4 GHz | ![]() | More threads 16 |
VS
Released July, 2014
Intel Xeon E5-2620 v3
- 2.4 GHz
- Hexa core
- Unlocked
Reasons to buy the E5-2620 v3
![]() | Is unlocked Yes | ![]() | Much better performance per dollar 4.08 pt/$ |
![]() | Lower typical power consumption 69.06W | ![]() | Lower annual commercial energy cost 74.46 $/year |
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Differences What are the advantages of each
| |||||||
Much more l3 cache | 20 MB | vs | 15 MB | Around 35% more l3 cache; more data can be stored in the l3 cache for quick access later | |||
---|---|---|---|---|---|---|---|
Significantly higher clock speed | 2.6 GHz | vs | 2.4 GHz | Around 10% higher clock speed | |||
Higher turbo clock speed | 3.4 GHz | vs | 3.2 GHz | More than 5% higher turbo clock speed | |||
More threads | 16 | vs | 12 | 4 more threads | |||
Significantly better overclocked clock speed (Air) | 2.93 GHz | vs | 2.66 GHz | Around 10% better overclocked clock speed (Air) | |||
Much better overclocked clock speed (Water) | 3.41 GHz | vs | 2.87 GHz | Around 20% better overclocked clock speed (Water) | |||
| |||||||
Is unlocked | Yes | vs | No | Somewhat common; An unlocked multiplier allows for easier overclocking | |||
Much better performance per dollar | 4.08 pt/$ | vs | 0.73 pt/$ | More than 5.5x better performance per dollar | |||
Lower typical power consumption | 69.06W | vs | 77.19W | More than 10% lower typical power consumption | |||
Lower annual commercial energy cost | 74.46 $/year | vs | 83.22 $/year | More than 10% lower annual commercial energy cost | |||
Lower annual home energy cost | 20.48 $/year | vs | 22.89 $/year | More than 10% lower annual home energy cost |
Benchmarks Real world tests of Xeon E5 2650 v2 vs E5-2620 v3
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Xeon E5 2650 v2
9,380
Xeon E5-2620 v3
14,662
GeekBench 3 (Single core) Data courtesy Primate Labs
Xeon E5 2650 v2
2,285
Xeon E5-2620 v3
2,702
GeekBench 3 (AES single core) Data courtesy Primate Labs
Xeon E5 2650 v2
1,800,000 MB/s
Xeon E5-2620 v3
2,750,000 MB/s
PassMark Data courtesy Passmark
Xeon E5 2650 v2
13,053
Xeon E5-2620 v3
9,977
PassMark (Single Core)
Xeon E5 2650 v2
1,652
Xeon E5-2620 v3
1,683
Specifications Full list of technical specs
summary | Xeon E5 2650 v2 | vs | E5-2620 v3 |
---|---|---|---|
Clock speed | 2.6 GHz | 2.4 GHz | |
Turbo clock speed | 3.4 GHz | 3.2 GHz | |
Cores | Octa core | Hexa core | |
Is unlocked | No | Yes | |
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
SSE4 | |||
AVX | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
SSE4.2 | |||
Supplemental SSE3 | |||
AES | |||
AVX 2.0 | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 95W | 85W | |
Annual home energy cost | 22.89 $/year | 20.48 $/year | |
Annual commercial energy cost | 83.22 $/year | 74.46 $/year | |
Performance per watt | 8.85 pt/W | 12.6 pt/W | |
Typical power consumption | 77.19W | 69.06W | |
bus | |||
Architecture | QPI | QPI | |
Number of links | 2 | 2 | |
Data rate | 64,000 MB/s | 64,000 MB/s | |
Transfer rate | 8,000 MT/s | 8,000 MT/s | |
Clock speed | 4,000 MHz | 4,000 MHz |
details | Xeon E5 2650 v2 | vs | E5-2620 v3 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 16 | 12 | |
L3 cache | 20 MB | 15 MB | |
L3 cache per core | 2.5 MB/core | 2.5 MB/core | |
Manufacture process | 22 nm | 22 nm | |
Max CPUs | 2 | 2 | |
Operating temperature | Unknown - 75°C | Unknown - 72.6°C | |
overclocking | |||
Overclocked clock speed | 2.93 GHz | 2.66 GHz | |
Overclocked clock speed (Water) | 3.41 GHz | 2.87 GHz | |
Overclocked clock speed (Air) | 2.93 GHz | 2.66 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 | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1866 | |||
DDR3-1600 | |||
DDR3-1333 | |||
DDR3-1066 | |||
DDR | |||
Channels | Quad Channel | Quad Channel | |
Supports ECC | Yes | Yes | |
Maximum bandwidth | 59,733.32 MB/s | 6,400 MB/s | |
Maximum memory size | 786,432 MB | 786,432 MB |
Intel Xeon E5 2650 v2 ![]() | Intel Xeon E5-2620 v3 ![]() |
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