Intel Xeon E7-8870 vs E7-4870 |
Released April, 2011
Intel Xeon E7-8870
- 2.4 GHz
- Deca core
Reasons to buy the Intel Xeon E7-8870
 | Supports more RAM 4,194,304 MB | | Supports more CPUs in SMP configuration 8 |
| | Better overclocked clock speed (Air) 2.51 GHz |
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Differences What are the advantages of each
| |||||||
| Supports more RAM | 4,194,304 MB | vs | 2,097,152 MB | Supports 2x more RAM | |||
|---|---|---|---|---|---|---|---|
| Supports more CPUs in SMP configuration | 8 | vs | 4 | Twice as many CPUs in SMP configuration | |||
| Better overclocked clock speed (Air) | 2.51 GHz | vs | 2.4 GHz | Around 5% better overclocked clock speed (Air) | |||
| |||||||
| CPUBoss is not aware of any important advantages of the E7-4870 vs the E7-8870. | |||||||
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Features Key features of the Xeon E7-8870 vs E7-4870
clock speed
turbo clock speed
L2 cache
L3 cache
overclocked clock speed (air)
overclocked clock speed (water)
Specifications Full list of technical specs
summary | Xeon E7-8870 | vs | E7-4870 |
|---|---|---|---|
| Clock speed | 2.4 GHz | 2.4 GHz | |
| Turbo clock speed | 2.8 GHz | 2.8 GHz | |
| Cores | Deca core | Deca core | |
| Socket type | |||
| LGA 1567 | |||
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 | 130W | 130W | |
| Annual home energy cost | 31.32 $/year | 31.32 $/year | |
| Annual commercial energy cost | 113.88 $/year | 113.88 $/year | |
| Typical power consumption | 105.63W | 105.63W | |
memory controller | |||
| Memory controller | Built-in | Built-in | |
| Memory type | |||
| DDR3 | |||
| DDR | |||
| Channels | Quad Channel | Quad Channel | |
| Supports ECC | Yes | Yes | |
| Maximum bandwidth | 25,600 MB/s | 25,600 MB/s | |
| Maximum memory size | 4,194,304 MB | 2,097,152 MB | |
details | Xeon E7-8870 | vs | E7-4870 |
|---|---|---|---|
| Architecture | x86-64 | x86-64 | |
| Threads | 20 | 20 | |
| L2 cache | 3 MB | 3 MB | |
| L2 cache per core | 0.3 MB/core | 0.3 MB/core | |
| L3 cache | 30 MB | 30 MB | |
| L3 cache per core | 3 MB/core | 3 MB/core | |
| Manufacture process | 32 nm | 32 nm | |
| Max CPUs | 8 | 4 | |
| Clock multiplier | 18 | 18 | |
| Operating temperature | Unknown - 69°C | Unknown - 69°C | |
overclocking | |||
| Overclocked clock speed | 2.51 GHz | 2.4 GHz | |
| Overclocked clock speed (Water) | 2.4 GHz | 2.4 GHz | |
| Overclocked clock speed (Air) | 2.51 GHz | 2.4 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 | 1 | 1 | |
| Data rate | 25,600 MB/s | 25,600 MB/s | |
| Transfer rate | 6,400 MT/s | 6,400 MT/s | |
| Clock speed | 3,200 MHz | 3,200 MHz | |
 Intel Xeon E7-8870  Report a correction |  Intel Xeon E7-4870 Report a correction |
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