[Dual CPU] Intel Xeon E5640 @ 2.67GHz

Benchmarks for the [Dual CPU] Intel Xeon E5640 can be found below. Release dates, price and performance comparisons are also listed when available. This is made using thousands of PerformanceTest benchmark results and is updated daily.

The first graph shows the relative performance of the CPU compared to the 10 other common (single) CPUs in terms of PassMark CPU Mark.
The 2nd graph shows the value for money, in terms of the CPUMark per dollar.
The pricing history data shows the price for a single Processor. For multiple Processors, multiply the price shown by the number of CPUs.

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[Dual CPU] Intel Xeon E5640 @ 2.67GHz

Description:

Class: Server

Socket: LGA1366

Clockspeed: 2.7 GHz

Turbo Speed: 2.9 GHz

Cores: 4^# Threads: 8^#

Typical TDP: 80 W^#

Cache per CPU Package:
L1 Instruction Cache: 4 x 32 KB
L1 Data Cache: 4 x 32 KB
L2 Cache: 4 x 256 KB
L3 Cache: 12 MB

Other names: Intel(R) Xeon(R) CPU E5640 @ 2.67GHz, Intel Xeon CPU E5640 @ 2.67GHz

CPU First Seen on Charts: Q2 2010

CPUmark/$Price: 53.11

Overall Rank:
597th fastest in multithreading out of all multi-CPU CPUs

Last Price Change: $138.20 USD Total for 2 CPUs (2023-05-31)

Average CPU Mark rating

Multithread Rating

7340

Single Thread Rating

1252

Samples: 14*
*Margin for error: Medium

PerformanceTest V9
CPU Mark: 4,980
Thread: 1,163

^#The number of cores/threads and TDP is per CPU. To determine the total, multiply by the total CPU count.

CPU Test Suite Average Results for [Dual CPU] Intel Xeon E5640 @ 2.67GHz

Integer Math	31,432 MOps/Sec
Floating Point Math	13,098 MOps/Sec
Find Prime Numbers	39 Million Primes/Sec
Random String Sorting	16,896 Thousand Strings/Sec
Data Encryption	2,780 MBytes/Sec
Data Compression	128,596 KBytes/Sec
Physics	525 Frames/Sec
Extended Instructions	3,741 Million Matrices/Sec
Single Thread	1,252 MOps/Sec

From submitted results to PerformanceTest V10 as of 10th of February 2026.

CPU Mark Distribution for [Dual CPU] Intel Xeon E5640 @ 2.67GHz

Submitted Baseline Distribution Graph as of 9th of February 2026

From submitted results since PerformanceTest V10 as of 9th of February 2026.
For distribution graph only: Results are trimmed to exclude outliers by disregarding the bottom 1% and top 1% of submissions.

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Pricing History

CPU Mark Relative to Top 10 Common Server CPUs
As of 10th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
AMD Ryzen Threadripper PRO 3955WX		39,928
ARM Neoverse-N1 128 Core 3000 MHz		39,780
AMD Ryzen 7 PRO 7745		34,827
ARM Neoverse-N1 80 Core 3000 MHz		34,788
AMD Ryzen 5 PRO 7645		27,565
Intel Xeon E5-2680 v4 @ 2.40GHz		17,241
Intel Xeon E5-2697 v2 @ 2.70GHz		14,249
Hygon C86-3G (OPN:3350)		11,656
Intel Xeon E5-1650 v4 @ 3.60GHz		11,330
Intel Xeon E5-1650 v3 @ 3.50GHz		10,378
[Dual CPU] Intel Xeon E5640 @ 2.67GHz		7,340

CPU Value (CPU Mark / $Price )
As of 10th of February 2026 - Higher results represent better value
Processor	CPU Mark / $Price
Intel Xeon E5-2680 v4 @ 2.40GHz		81.35
Intel Xeon E5-2697 v2 @ 2.70GHz		73.66
AMD Ryzen 5 PRO 7645		61.71
AMD Ryzen 7 PRO 7745		57.60
[Dual CPU] Intel Xeon E5640 @ 2.67GHz		53.11
AMD Ryzen Threadripper PRO 3955WX		39.93
Intel Xeon E5-1650 v4 @ 3.60GHz		26.35
Intel Xeon E5-1650 v3 @ 3.50GHz		7.28
ARM Neoverse-N1 80 Core 3000 MHz		NA
ARM Neoverse-N1 128 Core 3000 MHz		NA
Hygon C86-3G (OPN:3350)		NA

Single Thread Rating
As of 10th of February 2026 - Higher results represent better performance
Processor	Average Thread Rating
AMD Ryzen 7 PRO 7745		4,117
AMD Ryzen 5 PRO 7645		3,954
AMD Ryzen Threadripper PRO 3955WX		2,680
Intel Xeon E5-1650 v4 @ 3.60GHz		2,370
Intel Xeon E5-1650 v3 @ 3.50GHz		2,121
Intel Xeon E5-2680 v4 @ 2.40GHz		1,932
Intel Xeon E5-2697 v2 @ 2.70GHz		1,779
Hygon C86-3G (OPN:3350)		1,715
ARM Neoverse-N1 128 Core 3000 MHz		1,329
ARM Neoverse-N1 80 Core 3000 MHz		1,328
[Dual CPU] Intel Xeon E5640 @ 2.67GHz		1,252

Last 5 Baselines for [Dual CPU] Intel Xeon E5640 @ 2.67GHz
Most recent listed first
Baseline	CPU Mark
BL3270239 - Feb 07 2026 [Excluded]		5313
BL3055701 - Nov 15 2025 [Excluded]		6316
BL2934886 - Sep 26 2025		5843
BL1967761 - Dec 11 2023		8097
BL1966212 - Dec 09 2023		7923

Additional baselines can be obtained using Windows version of PerformanceTest's Manage Baselines feature.

Popular comparisons for Intel Xeon E5640 @ 2.67GHz
As of 10th of February 2026 - Higher results represent better performance
Processor	Average CPU Mark
Intel Xeon E5640 @ 2.67GHz		7,340
Intel Xeon W3680 @ 3.33GHz vs Intel Xeon E5640		7,026 (-4.3%)
Intel Xeon X5680 @ 3.33GHz vs Intel Xeon E5640		6,927 (-5.6%)
Intel Xeon E5-1650 @ 3.20GHz vs Intel Xeon E5640		8,050 (+9.7%)
Intel Xeon E3-1245 v6 @ 3.70GHz vs Intel Xeon E5640		8,691 (+18.4%)
Intel Xeon E3-1271 v3 @ 3.60GHz vs Intel Xeon E5640		7,432 (+1.2%)
Intel Xeon W3690 @ 3.47GHz vs Intel Xeon E5640		7,325 (-0.2%)
Intel Xeon E3-1270 V2 @ 3.50GHz vs Intel Xeon E5640		6,508 (-11.3%)
Intel Xeon E3-1240 V2 @ 3.40GHz vs Intel Xeon E5640		6,387 (-13.0%)
Intel Xeon E5-2637 v2 @ 3.50GHz vs Intel Xeon E5640		6,492 (-11.6%)
Intel Xeon E5-2640 @ 2.50GHz vs Intel Xeon E5640		6,283 (-14.4%)
Intel Xeon X5677 @ 3.47GHz vs Intel Xeon E5640		5,064 (-31.0%)
Intel Xeon E5630 @ 2.53GHz vs Intel Xeon E5640		3,796 (-48.3%)

CPU Benchmarks

CPU Benchmarks

[Dual CPU] Intel Xeon E5640 @ 2.67GHz

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CPU Test Suite Average Results for [Dual CPU] Intel Xeon E5640 @ 2.67GHz

CPU Mark Distribution for [Dual CPU] Intel Xeon E5640 @ 2.67GHz

Pricing History