Server CPUs Overview

As the CPU is still one of the most important cost factors in a server, we want to give an overview of the currently available server CPUs. We'll start with the Intel processors.

Intel Server CPU Overview
Intel CPU Clock Codename L2 L3 FSB Mem bandwidth TDP In test? Price
Xeon MP 7140M 3.4 GHz Tulsa 2x 1MB 16 MB 200 MHz Quad 6.4 GB/s 150 W no $1980
Xeon MP 7130M 3.2 GHz Tulsa 2x 1MB 8 MB 200 MHz Quad 6.4 GB/s 150 W yes $1391
Xeon MP 7120M 3 GHz Tulsa 2x 1MB 4 MB 200 MHz Quad 6.4 GB/s 95 W no $1117
.
Xeon MP 7041 3 GHz Paxville 2x 2MB - 200 MHz Quad 6.4 GB/s 165 W no $3157
Xeon MP 7030 2.8 GHz Paxville 2 x 1MB - 200 MHz Quad 6.4 GB/s 165 W no $1980
.
Xeon E5355 2.66 GHz Clovertown 2x 4 MB - 333 MHz Quad 21 GB/s 120 W No $1172
Xeon E5345 2.33 GHz Clovertown 2x 4 MB - 333 MHz Quad 21 GB/s 80 W Yes $851
Xeon E5320 1.86 GHz Clovertown 2x 4 MB - 266 MHz Quad 17 GB/s 80 W No $690
Xeon E5310 1.6 GHz Clovertown 2x 4 MB - 266 MHz Quad 17 GB/s 80 W No $455
.
Xeon DP 5160 3 GHz Woodcrest 4 MB - 333 MHz Quad 21 GB/s 80 W Yes $851
Xeon DP 5150 2.66 GHz Woodcrest 4 MB - 333 MHz Quad 21 GB/s 65 W No $690
Xeon DP 5148 2.33 GHz Woodcrest 4 MB - 333 MHz Quad 21 GB/s 40 W No $519
Xeon DP 5140 2.33 GHz Woodcrest 4 MB - 333 MHz Quad 21 GB/s 65 W No $455
Xeon DP 5130 2 GHz Woodcrest 4 MB - 333 MHz Quad 21 GB/s 65 W No $316
Xeon DP 5120 1.86 GHz Woodcrest 4 MB - 266 MHz Quad 17 GB/s 65 W No $256
.
Xeon DP 5080 3.73 GHz Dempsey 2x 2MB - 266 MHz Quad 8.5 GB/s 130 W Yes $851
Xeon DP 5063 3.2 GHz Dempsey 2x 2MB - 266 MHz Quad 8.5 GB/s 95 W No $369
Xeon DP 5060 3.2 GHz Dempsey 2x 2MB - 266 MHz Quad 8.5 GB/s 130 W No $316
.
3.60 GHz 3.6 GHz Irwindale 2 MB - 200 MHz Quad 6.4 GB/s 130 W No n/a

The Opteron CPU comes in two forms: one for DDR and one for DDR2. The DDR2 version uses four digit model numbers and the DDR version uses three digits. You can find an overview of the older 940-pin versions with DDR in our review of the Xeon MP.

AMD Server CPU Overview
AMD CPU Clock Codename L2 L3 HT Mem bandwidth TDP In test? Price
Opteron 8220 SE 2.8 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 119 W No $2149
Opteron 8218 2.6 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 95 W No $1514
Opteron 8216 2.4 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 95 W No $1165
Opteron 8214 2.2 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 95 W No $873
Opteron 8216 HE 2.4 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 68 W No $1340
.
Opteron 2220 SE 2.8 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 95 W No $786
Opteron 2216 2.6 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 95 W No $611
Opteron 2214 2.4 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 95 W No $450
Opteron 2214 2.2 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 95 W No $377
Opteron 2216HE 2.4 GHz Santa Rosa 2x 1 MB - 1000 MHz DDR 10.6 GB/s 68 W No $531

There are a few things that you should notice. First of all, the current dual core Opterons that are capable of quad socket operation (8xxx) are very expensive. It will be interesting to see whether or not the Xeon "Clovertown" E5345 can attack the best Opterons as Intel's latest CPU is very aggressively priced. Eight 2.33GHz Xeon cores cost about $1700, whereas eight Opteron cores at 2.4GHz cost no less than $4500. Something else to consider is that right now there are few Xeon 53xx based systems. At the time of this writing, we could only find one HP server with the new Xeon quad core: the HP ProLiant BL20p G4 server, which is a blade server. So apart from the blade server market, the Xeon 53xx is not an immediate threat to the quad socket Opteron systems. However, AMD might have to adapt its prices quickly as Clovertown starts to pop up in rack servers, so we think it is very interesting to compare the quad socket dual core Opterons to the dual socket quad core Xeons. Also note that there is a Xeon E5355 CPU which runs at 2.66GHz, but has a 120W TDP. This CPU will probably find a home in some fast workstations and servers where performance matters the most.

Quad Core Choices Thanks and Testing Setup
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  • Antinomy - Wednesday, March 7, 2007 - link

    A great review, very interesting.
    But there are a few things to mention. A mistake in results of Cinebench test. In the overall table the uni Clovertown system got 1272 points, but in the next (per core performance) - 1169. The result was swapped with the one of Xeon 7130. And a comment about the scalability extrapolation. The result of scalability 2.33 Clover vs 3.0 Dual Woodcrest can be hardly compared due to different organization of the systems. These MoBo have two independent FSB so this means, that the two Woodcrests will be provided with twice more peak memory bandwith. This can't make no influence on the result. Also the 4 channel memory mode provides a 5% increase versus 2 channel in real bandwith, so we can't say that theese applications do not suffer from lack of memory bandwith.
    It would be interesting to provide a test of uni Woodcrest system and a test of system based on Woodcrest (both uni and dual) at the same frequency as Clovertown has. And a Kentsfield\Conroe systems (despite they aren't server ones) would be nice to look at because of their more efficient usage of memory bandwith and FSB.
  • afuruhed - Thursday, December 28, 2006 - link

    We are getting more Clovertowns. There is a chart at http://www.pantor.com/software.html">pantor.com that indicates that some applications benefit a lot. http://en.wikipedia.org/wiki/FIX_protocol">The FIX protocol is a technical specification for electronic communication of trade-related messages (financial markets).
  • henriks - Thursday, December 28, 2006 - link

    Agree with other responses - good article!

    Some comments on the jbb results page:

    You state that JRockit is (only) available for x86-64 and Itanium. x86 and Sparc should be added to this list.

    The JRockit configuration you're using enables a single-spaced GC. In that configuration, performance is tied to heap size (larger heap means fewer GC events). Increasing the heap size to 3 GB - as for the Sun benchmark results - would increase performance slightly but in particular give much better scalability when you increase the number of warehouses to large numbers.

    It looks like you have not enabled large pages in the OS. Doing this would give a large performance boost and help scalability regardless of chip or JVM vendor.

    Astute readers may note that your results are lower than the published results on www.spec.org. Apart from OS and possibly BIOS tuning, the reason is that the most recent results are using a newer JRockit version (not yet available for public download). This new version improves performance on this benchmark by 20-30% on x86 chips - Intel *and* AMD - with the largest positive effect on high-bin chips from the respective vendors. The effect on other Java applications vary from zero to a lot.

    Cheers!

    Henrik, JRockit team
  • dropadrop - Wednesday, December 27, 2006 - link

    Considering how much we just payed for some DL585's compared to DL380's I think the performance is pretty impressive. There is still something the DL380's (and most other two socket servers) can't do, and that is hosting 64GB or more ram.

    I mainly take care of vmware servers, and there the amount of memory becomes a bottleneck long before the processors, atleast in most setups. I don't think I'd have alot of use for octal processors unless I got a minimum of 32GB of ram, probably 64.
  • rowcroft - Thursday, December 28, 2006 - link

    I've run into the same challenge when planning for the quads. My take is that I'm getting dual quads for half the price of quad dual cores. With ESX 3's HA functionality I can group the host servers and get the 32GB of ram with double the cores and have host based redundancy for critical vm's.
  • mino - Thursday, December 28, 2006 - link

    there is another thing DL380 lacks: no drop-in analog to Barcelona on the horizon...
  • Justin Case - Wednesday, December 27, 2006 - link

    Finally a good article at AT, written by someone who knows what he's talking about. Meaningful benchmarks, meaningful comments, and conclusions that make sense. If only some Johanness could rub off on other AT writers...
  • hans007 - Wednesday, December 27, 2006 - link

    i think an alternative to say a dual dual core AMD though even as a server or workstation is say a quad core socket 775 cpu. I know the lower 3xxx series xeons are made for this (and are exactly the same as core 2 duo) so

    you could do a comparison of 2 amd dual cores vs a single 775 quad with ECC ddr2 etc.
  • mino - Thursday, December 28, 2006 - link

    Check QuadFX vs. Kentsfield reviews.

    With ECC both results will be a bit lower but the conparison remains.

    A small hint: NO ONE tested QuadFX as DB server against Kenstfield....

    Gues what: Quad FX is cheaper and would rules the roost on server-like tasks.
  • ltcommanderdata - Wednesday, December 27, 2006 - link

    Well it's nice to finally see a review of the 5145, although I was hoping for more detailed power consumption numbers. The performance benchmarks were very detailed though which was great.

    Thought I would point out a few errors I noticed as I was flipping through. First on page 2, in the Cache2Cache Latency chart the 201 for the Xeon DP 5060 that is placed in the "Same die, same package" row should be in the "Different die, same package" row. Dempsey uses a dual die approach like Presler and Cloverton as opposed to a single die approach like Smithfield and Paxville DP. And in the last page in the conclusion, you mentioned Clarksboro having "four DIBs", which implies 8 FSBs. I believe that should read two DIBs or really a Quad Independent Bus (QIB) since I'm pretty sure it only has 4 FSBs. (On a side note, Intel slides showed those 4 FSBs clocked at 1066MHz which is really disappointing. Hopefully, now that Cloverton turns out to come in 1333MHz versions instead of only 1066MHz versions that was first announced, Tigerton (and therefore Clarksboro) which is based on Cloverton will also have 1333MHz versions.)

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