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Intel Xeon E7-8870 - AT80615005757AB

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Intel Xeon E7-8870 specifications

General information
TypeCPU / Microprocessor
Market segmentServer
FamilyIntel Xeon E7-8800
Model number  ? E7-8870
CPU part number
  • AT80615005757AB is an OEM/tray microprocessor
Frequency  ? 2400 MHz
Turbo frequency2800 MHz (2 or 4 cores)
2667 MHz (6 cores)
2533 MHz (8 or 10 cores)
Bus speed  ? 6.4 GT/s QPI (3200 MHz)
Clock multiplier  ? 18
Package1567-land Flip-Chip Land Grid Array (FC-LGA10)
SocketSocket 1567 (LGA1567)
Size2.22" x 1.94" / 5.647cm x 4.917cm
Introduction dateApr 3, 2011
Price at introduction$4616
S-spec numbers
  ES/QS processors Production processors
Part number Q4ZK SLC3E
Architecture / Microarchitecture
Processor core  ? Westmere-EX
Core stepping  ? A2 (SLC3E)
Manufacturing process0.032 micron High-K metal gate process
Data width64 bit
The number of cores10
The number of threads20
Floating Point UnitIntegrated
Level 2 cache size  ? 10 x 256 KB
Level 3 cache size30 MB
Physical memory512 GB (per CPU)
MultiprocessingUp to 8 processors
  • MMX instructions
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4  ? 
  • AES / Advanced Encryption Standard instructions
  • EM64T / Extended Memory 64 technology / Intel 64  ? 
  • NX / XD / Execute disable bit  ? 
  • HT / Hyper-Threading technology  ? 
  • VT-x / Virtualization technology  ? 
  • VT-d / Virtualization for directed I/O
  • TBT / Turbo Boost technology  ? 
  • TXT / Trusted Execution technology
Low power featuresEnhanced SpeedStep technology  ? 
Integrated peripherals / components
Integrated graphicsNone
Memory controller
  • The number of controllers: 1
    Memory channels: 4
    Supported memory: DDR3-800, DDR3-978, DDR3-1066
    DIMMs per channel: 4
    ECC supported: Yes
Electrical / Thermal parameters
Maximum operating temperature  ? 69°C
Thermal Design Power  ? 130 Watt

Detailed side-by-side comparison

For detailed comparision of the Intel E7-8870 and any other other chip from our CPU database type in a chip name and/or its partial specs:

You can specify any of the following: manufacturer name, family name, model number, part number, core name, socket name, operating frequency, bus speed, and the last level cache. Here are examples of searches: E7-8870, AT80615005757AB, Intel Xeon 2.4GHz, Westmere-EX Socket 1567 (LGA1567)

Historical price chart

The chart below shows official prices of Intel Xeon E7-8860, E7-8867L and E7-8870 processors:

Historical official prices of Xeon E7-8860, E7-8867L and E7-8870 processors


Q: Is it possible to upgrade my E7-8870 microprocessor?
A: No. This is the fastest processor for Socket 1567 (LGA1567).

Xeon E7-8870 Overclocking

Sorry, overclocking information is not available at this time.

Related news stories

Intel Xeon E7 microprocessors to launch next week
Apr 03, 2011: As we already reported today, Intel updated price-list with new Xeon E3 microprocessors. In addition to that, 18 models from Xeon E7-2800, E7-4800 and E7-8800 families were added to the list. The specifications and April 4th introduction date of E7 CPUs were revealed in January of this year. It seems that the processors will be launched on time, unlike Xeon E3 family, that was delayed by one and half months.

Intel Xeon E7-8800 specifications
Feb 09, 2011: On Monday, we published more details on upcoming Xeon E7 family, and revealed processor numbers from forthcoming E7-8800 series. At the time, we didn't have specifications of these processors, but we were able to find them today. On top of that, we discovered more details on Xeon E7-2800 and E7-4800 products.

CPU ID information for the Xeon E7-8870

We don't have CPU ID information for the Intel Xeon E7-8870 CPU in our database. If you have this processor please use our CPUID tool to submit CPUID information. During submission, please specify family name, AT80615005757AB part number, and, most importantly, make the CPUID record public. To search or browse all public CPUID submissions please visit CPUID database.

CPUs, related to Intel Xeon E7-8870

Model Cores /
Frequency Turbo
TDP Features Price  
Intel Xeon E7-8800 family, Socket 1567
   Xeon E7-88378 / 82.66 GHz2.8 GHz24 MB8130WAES, HT, TXT$2280>
   Xeon E7-88308 / 162.13 GHz2.4 GHz24 MB8105WAES, HT, TXT$2280>
   Xeon E7-885010 / 202 GHz2.4 GHz24 MB8130WAES, HT, TXT$3059>
   Xeon E7-8867L10 / 202.13 GHz2.53 GHz30 MB8105WAES, HT, TXT$4172>
   Xeon E7-886010 / 202.26 GHz2.66 GHz24 MB8130WAES, HT, TXT$4061>
   Xeon E7-887010 / 202.4 GHz2.8 GHz30 MB8130WAES, HT, TXT$4616 
Other families, Nehalem micro-architecture, Socket 1567
   Xeon X65508 / 162 GHz2.4 GHz18 MB2130WAES, HT, TXT >
   Xeon X75508 / 162 GHz2.4 GHz18 MB8130WAES, HT, TXT >
   Xeon L75558 / 161.86 GHz2.53 GHz24 MB895WAES, HT, TXT >
   Xeon E7-285010 / 202 GHz2.4 GHz24 MB2130WAES, HT, TXT$2558>
   Xeon E7-485010 / 202 GHz2.4 GHz24 MB4130WAES, HT, TXT$2837>
   Xeon X75608 / 162.26 GHz2.66 GHz24 MB8130WAES, HT, TXT >
   Xeon E7-286010 / 202.26 GHz2.66 GHz24 MB2130WAES, HT, TXT$3670>
   Xeon E7-486010 / 202.26 GHz2.66 GHz24 MB4130WAES, HT, TXT$3838>
   Xeon E7-287010 / 202.4 GHz2.8 GHz30 MB2130WAES, HT, TXT$4227>
   Xeon E7-487010 / 202.4 GHz2.8 GHz30 MB4130WAES, HT, TXT$4394>
 • Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
 • Background color of specs and features indicate whether they are better or worse than similar spec/feature of the Xeon E7-8870
 • Click on the >  icon to compare any CPU in the table with the Intel Xeon E7-8870 (Javascript required).
 • The 'Price' column shows official Intel prices as of Jun 2, 2014. Prices for obsolete and tray-only processors are not provided.
 • List of related CPUs is not complete.
 • Features abbreviations:
AES - AES instructions
HT - Hyper-Threading
TXT - Trusted Execution

Pictures (0)

Comments (1)

You're welcome to post suggestions, corrections, your own personal Intel Xeon E7-8870 review, or your experience with the microprocessor. Please do not ask upgrade and troubleshooting questions, and do not start discussions.

Memory support

2011-04-25 14:19:58
Posted by: Stan

According to intel's page for this processor memory supported is DDR3 1333. Just thought you should know.

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