Δ
Intel processor numbers are not a measure of performance. Processor numbers differentiate features within each
processor family, not across different processor families. See www.intel.com/products/processor_number for details.
†
Hyper-Threading Technology requires a computer system with a processor supporting Hyper-Threading Technology
and an HT Technology enabled chipset, BIOS and operating system. Performance will vary depending on the
specic hardware and software you use. See www.intel.com/info/hyperthreading/ for more information including
details on which processors support HT Technology.
◊
Intel
®
Virtualization Technology requires a computer system with an enabled Intel
®
processor, BIOS, virtual machine
monitor (VMM) and, for some uses, certain platform software enabled for it. Functionality, performance or other
benets will vary depending on hardware and software congurations and may require a BIOS update. Software
applications may not be compatible with all operating systems. Please check with your application vendor.
§
64-bit computing on Intel architecture requires a computer system with a processor, chipset, BIOS, operating
system, device drivers and applications enabled for Intel
®
64 architecture. Processors will not operate (including
32-bit operation) without an Intel 64 architecture-enabled BIOS. Performance will vary depending on your hardware
and software congurations. Consult with your system vendor for more information.
1
Source: IDC Document: Virtualization and Multicore Innovations Disrupt the Worldwide Server Market. Document
number: 206035. Publish date: March 2007.
2
Source: Intel. March 2009. Compares replacing nine four-year-old single-core Intel
®
Xeon
®
processor 3.8GHz with
2M cache-based servers with one new Intel Xeon processor X5570-based server. Results have been estimated
based on internal Intel analysis and are provided for information purposes only.
3
Source: Intel estimates as of Nov 2008. Performance comparison using SPECjbb2005 bops (business operations
per second). Results have been estimated based on internal Intel analysis and are provided for informational
purposes only.
4
Intel internal measurements of 221W at idle with Supermicro 2xE5450 (3.0GHz 80W) processors, 8x2GB 667MHz
FBDIMMs, 1x700W PSU, 1x320GB SATA hard drive vs. 111W at idle with Supermicro software development
platform with 2xE5540 (2.53GHz Nehalem 80W) processors, 6x2GB DDR3-1066 RDIMMs, 1x800W PSU, 1x150GB
10k SATA hard drive. Both systems were running Windows 2008 with USB suspend select enabled and maximum
power savings mode for PCIe link state power management. Measurements as of Feb 2009.
5
Intel internal measurement. (Feb 2009) Stream-Triad benchmark. Red Hat Enterprise Linux Server 5.3. Intel
®
Xeon
®
processor E5472, 3.0 GHz, 2x6MB L2 cache, 1600MHz system bus, 16GB memory (8x2GB FB DDR2-800) vs
Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 24GB memory (6x4GB DDR3-1333).
6
Intel
®
Turbo Boost Technology requires a Platform with a processor with Intel Turbo Boost Technology capability.
Intel Turbo Boost Technology performance varies depending on hardware, software and overall system conguration.
Check with your platform manufacturer on whether your system delivers Intel Turbo Boost Technology. For more
information, see www.intel.com/technology/turboboost.
7
Source: Infoworld, March 26, 2008.
8
Xeo n
®
5300 series data based on Xeon
®
X5365 SKU (B-3 stepping), Xeon
®
5400 series based on Xeon
®
X5470
(E-0 stepping), and Xeon
®
5500 based on Xeon
®
W5580 (D-0 stepping). Number of operating states includes all
frequency operating points, including Turbo Boost and base frequency. Idle power based on C6 idle power for
Xeon
®
5500, and C1E for Xeon
®
5300 and 5400 SKUs. C6 also requires OS support and may vary by SKU. Faster
transitions based on Package C1E exit transition latency and PLL lock time for p-state transitions.
9
Intel internal measurements of 221W at idle with Supermicro 2xE5450 (3.0GHz 80W) processors, 8x2GB 667MHz
FBDIMMs, 1x700W PSU, 1x320GB SATA hard drive vs. 111W at idle with Supermicro software development
platform with 2xE5540 (2.53GHz Nehalem 80W) processors, 6x2GB DDR3-1066 RDIMMs, 1x800W PSU, 1x150GB
10k SATA hard drive. Both systems were running Windows 2008 with USB suspend select enabled and maximum
power savings mode for PCIe link state power management. Measurements as of Feb 2009.
10
Compared to Xeon 5400 series. Claim supported by multiple performance results including an OLTP database
benchmark and a bandwidth intensive scientic computing benchmark (SPECfp_rate_base2006). Intel internal
measurement (Feb 2009).
11
Intel internal measurements of 221W at idle with Supermicro 2xE5450 (3.0GHz 80W) processors, 8x2GB 667MHz
FBDIMMs, 1x700W PSU, 1x320GB SATA hard drive vs. 111W at idle with Supermicro software development
platform with 2xE5540 (2.53GHz Nehalem 80W) processors, 6x2GB DDR3-1066 RDIMMs, 1x800W PSU, 1x150GB
10k SATA hard drive. Both systems were running Windows 2008 with USB suspend select enabled and maximum
power savings mode for PCIe link state power management. Measurements as of Feb 2009.
12
Performance results on VMmark benchmark. Xeon X5470 data based on published results. Xeon X5570 Intel
internal measurement. (Feb 2009): HP Proliant ML370 G5 server platform with Intel Xeon processors X5470
3.33GHz, 2x6MB L2 cache, 1333MHz FSB, 48GB memory, VMware ESX V3.5.0 Update 3 Published at 9.15@ 7
tiles vs Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 72GB memory (18x4GB DDR3-800),
VMware ESX Build 140815. Performance measured at 19.51@ 13 tiles.
13
Source: Intel internal measurements. Intel Xeon processor 5500 series (Nehalem) vs. Intel
®
Xeon
®
processor 5400 series.
14
Compared to 5400 series claim supported by multiple performance results including an OLTP database benchmark
and a bandwidth intensive scientic computing benchmark (SPECfp_rate_base2006). Intel internal measurement
(Feb 2009).
15
Intel internal measurements of 221W at idle with Supermicro 2xE5450 (3.0GHz 80W) processors, 8x2GB 667MHz
FBDIMMs, 1x700W PSU, 1x320GB SATA hard drive vs. 111W at idle with Supermicro software development
platform with 2xE5540 (2.53GHz Nehalem 80W) processors, 6x2GB DDR3-1066 RDIMMs, 1x800W PSU, 1x150GB
10k SATA hard drive. Both systems were running Windows 2008 with USB suspend select enabled and maximum
power savings mode for PCIe link state power management. Measurements as of Feb 2009.
16
Performance results on VMmark benchmark. Xeon X5470 data based on published results. Xeon X5570 Intel
internal measurement. (Feb 2009): HP Proliant ML370 G5 server platform with Intel Xeon processors X5470
3.33GHz, 2x6MB L2 cache, 1333MHz FSB, 48GB memory, VMware ESX V3.5.0 Update 3 Published at 9.15@ 7
tiles vs Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 72GB memory (18x4GB DDR3-800),
VMware ESX Build 140815. Performance measured at 19.51@ 13 tiles.
17
Source: Intel internal measurements 2005 – 2009 comparing Intel Xeon single core (3.8Ghz w/ 2M cache) 382W
power under load to Intel Xeon 5500 series (2.93GHz), 315W power under load. Performance comparison using
SPECjbb2005 BOPS (business operations per second). 8 month payback is an Intel estimate based on comparing
the cost savings achieved in 9:1 server consolidation from both power/cooling and OS licensing versus the
estimated cost of purchasing a new server featuring Intel Xeon processor 5500 series. Results have been estimated
based on internal Intel analysis and are provided for informational purposes only. Any difference in system hardware
or software design or conguration may affect actual performance.
18
Source: Intel. March 2009. Compares replacing nine four-year-old single-core Intel
®
Xeon
®
processor 3.8GHz with
2M cache-based servers with one new Intel Xeon processor X5570-based server. Results have been estimated
based on internal Intel analysis and are provided for information purposes only.
19
Compared to Xeon 5400 series claim supported by multiple performance results including an OLTP database
benchmark and a bandwidth intensive scientic computing benchmark (SPECfp_rate_base2006). Intel internal
measurement (Feb 2009).
20
Intel internal measurements of 221W at idle with Supermicro 2xE5450 (3.0GHz 80W) processors, 8x2GB 667MHz
FBDIMMs, 1x700W PSU, 1x320GB SATA hard drive vs. 111W at idle with Supermicro software development
platform with 2xE5540 (2.53GHz Nehalem 80W) processors, 6x2GB DDR3-1066 RDIMMs, 1x800W PSU, 1x150GB
10k SATA hard drive. Both systems were running Windows 2008 with USB suspend select enabled and maximum
power savings mode for PCIe link state power management. Measurements as of Feb 2009.
21
Intel internal measurement. (Feb 2009) Stream-Triad benchmark. Red Hat Enterprise Linux Server 5.3. Intel
®
Xeon
®
processor E5472, 3.0 GHz, 2x6MB L2 cache, 1600MHz system bus, 16GB memory (8x2GB FB DDR2-800) vs
Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 24GB memory (6x4GB DDR3-1333).
22
Up to 4.0x performance compared to Xeon 5100 series claim supported by using performance results on SPECint*_
rate_base2006 and SPECfp*_rate_base2006. Average gain of two results was used. Xeon 5160 data based on
published results. Xeon X5570 based on Intel internal measurement (Feb 2009).
23
Intel internal measurement. (Feb 2009) Stream-Triad benchmark. Red Hat Enterprise Linux Server 5.3. Intel
®
Xeon
®
processor E5472, 3.0 GHz, 2x6MB L2 cache, 1600MHz system bus, 16GB memory (8x2GB FB DDR2-800) vs
Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 24GB memory (6x4GB DDR3-1333).
24
Source: Top500.org.
25
Up to 4.0x performance compared to Xeon 5100 series claim supported by using performance results on SPECint*_
rate_base2006 and SPECfp*_rate_base2006. Average gain of two results was used. Xeon 5160 data based on
published results. Xeon X5570 based on Intel internal measurement. (Feb 2009).
26
Up to 2x performance compared to Xeon 5400 series claim supported by multiple performance results including a
ray tracing benchmark and a bandwidth intensive scientic computing benchmark (SPECfp_rate_base2006). Intel
internal measurement. (Feb 2009).
27
Intel internal measurement. (Feb 2009) Stream-Triad benchmark. Red Hat Enterprise Linux Server 5.3. Intel
®
Xeon
®
processor E5472, 3.0 GHz, 2x6MB L2 cache, 1600MHz system bus, 16GB memory (8x2GB FB DDR2-800) vs
Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 24GB memory (6x4GB DDR3-1333).
28
With 16GB DIMMS. Supports up to 96GB with 8GB DIMMS under current design.
29
Intel internal measurement. (Feb 2009) Stream-Triad benchmark. Red Hat Enterprise Linux Server 5.3. Intel
®
Xeon
®
processor E5472, 3.0 GHz, 2x6MB L2 cache, 1600MHz system bus, 16GB memory (8x2GB FB DDR2-800) vs
Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 24GB memory (6x4GB DDR3-1333).
30
With 16GB DIMMS. Supports up to 96GB with 8GB DIMMS under current design.
31
Intel internal measurement. (April 2008) Ixia* IxChariot* 6.4 benchmark. VMWare* ESX* v3.5U1. Intel
®
Xeon
®
processor E5355, 2.66 GHz, 8MB L2 cache, 1333MHz system bus, 8GB memory (8x1GB FB DIMM 667MHz).
32
Intel internal measurement. (Feb 2009) Stream-Triad benchmark. Red Hat Enterprise Linux Server 5.3. Intel
®
Xeon
®
processor E5472, 3.0 GHz, 2x6MB L2 cache, 1600MHz system bus, 16GB memory (8x2GB FB DDR2-800) vs
Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 24GB memory (6x4GB DDR3-1333).
33
Depending on processor SKU.
34
Intel internal measurements of 221W at idle with Supermicro 2xE5450 (3.0GHz 80W) processors, 8x2GB 667MHz
FBDIMMs, 1x700W PSU, 1x320GB SATA hard drive vs. 111W at idle with Supermicro software development
platform with 2xE5540 (2.53GHz Nehalem 80W) processors, 6x2GB DDR3-1066 RDIMMs, 1x800W PSU, 1x150GB
10k SATA hard drive. Both systems were running Windows 2008 with USB suspend select enabled and maximum
power savings mode for PCIe link state power management. Measurements as of Feb 2009.
35
Compared to Xeon 5400 series claim supported by multiple performance results including an OLTP database
benchmark and a bandwidth intensive scientic computing benchmark (SPECfp_rate_base2006). Intel internal
measurement (Feb 2009).
36
Intel internal measurement. (Feb 2009) Stream-Triad benchmark. Red Hat Enterprise Linux Server 5.3. Intel
®
Xeon
®
processor E5472, 3.0 GHz, 2x6MB L2 cache, 1600MHz system bus, 16GB memory (8x2GB FB DDR2-800) vs
Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 24GB memory (6x4GB DDR3-1333).
37
Intel internal measurements of 221W at idle with Supermicro 2xE5450 (3.0GHz 80W) processors, 8x2GB 667MHz
FBDIMMs, 1x700W PSU, 1x320GB SATA hard drive vs. 111W at idle with Supermicro software development
platform with 2xE5540 (2.53GHz Nehalem 80W) processors, 6x2GB DDR3-1066 RDIMMs, 1x800W PSU, 1x150GB
10k SATA hard drive. Both systems were running Windows 2008 with USB suspend select enabled and maximum
power savings mode for PCIe link state power management. Measurements as of Feb 2009.
38
Performance results on VMmark benchmark. Xeon X5470 data based on published results. Xeon X5570 Intel
internal measurement. (Feb 2009): HP Proliant ML370 G5 server platform with Intel Xeon processors X5470
3.33GHz, 2x6MB L2 cache, 1333MHz FSB, 48GB memory, VMware ESX V3.5.0 Update 3 Published at 9.15@ 7
tiles vs Intel
®
Xeon
®
processor X5570, 2.93 GHz, 8MB L3 cache, 6.4QPI, 72GB memory (18x4GB DDR3-800),
VMware ESX Build 140815. Performance measured at 19.51@ 13 tiles.
39
Intel internal measurement. (April 2008) Ixia* IxChariot* 6.4 benchmark. VMWare* ESX* v3.5U1. Intel
®
Xeon
®
processor E5355, 2.66 GHz, 8MB L2 cache, 1333MHz system bus, 8GB memory (8x1GB FB DIMM 667MHz).
Learn More
For more information on the Intel Xeon processor 5500 series,
visit www.intel.com/xeon.
For more information about Intel Microarchitecture Nehalem,
visit www.intel.com/technology/architecture-silicon/next-gen.
Performance tests and ratings are measured using specic computer systems and/or components and reect the approximate performance of Intel products as measured
by those tests. Any difference in system hardware or software design or conguration may affect actual performance. Buyers should consult other sources of information to
evaluate the performance of systems or components they are considering purchasing. For more information on performance tests and on the performance of Intel products,
visit Intel Performance Benchmark Limitations.
Copyright © 2009 Intel Corporation. All rights reserved. Intel, the Intel logo, Xeon, Core, and Itanium are trademarks of Intel Corporation in the U.S. and other countries.
*Other names and brands may be claimed as the property of others.
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