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| Intel Xeon E5-2650 vs E5-2620 |
Released March, 2012
Intel Xeon E5-2650
- 2 GHz
- Octa core
Reasons to buy the Intel Xeon E5-2650
![]() | Much more l3 cache 20 MB | ![]() | Higher turbo clock speed 2.8 GHz |
![]() | More threads 16 | ![]() | Significantly better overclocked clock speed (Air) 2.55 GHz |
VS
Released March, 2012
Intel Xeon E5-2620
- 2 GHz
- Hexa core
- Unlocked
Reasons to buy the E5-2620
![]() | Much better performance per dollar 1.52 pt/$ | ![]() | More l2 cache per core 0.33 MB/core |
Cast your vote Do you agree or disagree with CPUBoss?
VS
| ![]() | Intel Xeon E5-2620CPUBoss Winner |
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 | |||
---|---|---|---|---|---|---|---|
Higher turbo clock speed | 2.8 GHz | vs | 2.5 GHz | More than 10% higher turbo clock speed | |||
More threads | 16 | vs | 12 | 4 more threads | |||
Significantly better overclocked clock speed (Air) | 2.55 GHz | vs | 2.28 GHz | More than 10% better overclocked clock speed (Air) | |||
| |||||||
Much better performance per dollar | 1.52 pt/$ | vs | 0.56 pt/$ | Around 2.8x better performance per dollar | |||
More l2 cache per core | 0.33 MB/core | vs | 0.25 MB/core | Around 35% more l2 cache per core |
Benchmarks Real world tests of Xeon E5-2650 vs E5-2620
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Xeon E5-2650
5,977
Xeon E5-2620
10,510
GeekBench 3 (Single core) Data courtesy Primate Labs
Xeon E5-2650
1,701
Xeon E5-2620
1,736
GeekBench 3 (AES single core) Data courtesy Primate Labs
Xeon E5-2650
1,350,000 MB/s
Xeon E5-2620
1,315,000 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Xeon E5-2650
19,887
Xeon E5-2620
12,059
GeekBench (64-bit) Data courtesy Primate Labs
Xeon E5-2650
25,599
Xeon E5-2620
13,391
GeekBench
Xeon E5-2650
25,599
Xeon E5-2620
13,391
PassMark Data courtesy Passmark
Xeon E5-2650
10,190
Xeon E5-2620
7,957
PassMark (Single Core)
Xeon E5-2650
1,297
Xeon E5-2620
1,231
Specifications Full list of technical specs
summary | Xeon E5-2650 | vs | E5-2620 |
---|---|---|---|
Clock speed | 2 GHz | 2 GHz | |
Turbo clock speed | 2.8 GHz | 2.5 GHz | |
Cores | Octa core | Hexa core | |
Socket type | |||
LGA 2011 | |||
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | Yes | Yes | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
AVX | |||
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 | 6.61 pt/W | 6.57 pt/W | |
Typical power consumption | 77.19W | 77.19W | |
memory controller | |||
Memory controller | Built-in | Built-in | |
Memory type | |||
DDR3-1600 | |||
DDR3-1333 | |||
DDR3-1066 | |||
DDR3 | |||
DDR3-800 | |||
Channels | Quad Channel | Quad Channel | |
Supports ECC | Yes | Yes | |
Maximum bandwidth | 51,200 MB/s | 42,666.64 MB/s | |
Maximum memory size | 393,216 MB | 393,216 MB |
details | Xeon E5-2650 | vs | E5-2620 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 16 | 12 | |
L2 cache | 2 MB | 2 MB | |
L2 cache per core | 0.25 MB/core | 0.33 MB/core | |
L3 cache | 20 MB | 15 MB | |
L3 cache per core | 2.5 MB/core | 2.5 MB/core | |
Manufacture process | 32 nm | 32 nm | |
Max CPUs | 2 | 2 | |
Clock multiplier | 28 | 25 | |
Voltage range | 0.6 - 1.35V | 0.6 - 1.35V | |
Operating temperature | Unknown - 77.4°C | Unknown - 77.4°C | |
overclocking | |||
Overclock popularity | 0 | 4 | |
Overclocked clock speed | 2.55 GHz | 2.28 GHz | |
Overclocked clock speed (Water) | 2 GHz | 2 GHz | |
Overclocked clock speed (Air) | 2.55 GHz | 2.28 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 | 64,000 MB/s | 57,600 MB/s | |
Transfer rate | 8,000 MT/s | 7,200 MT/s | |
Clock speed | 4,000 MHz | 3,600 MHz |
Intel Xeon E5-2650 ![]() | Intel Xeon E5-2620 ![]() |
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