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Intel

Xeon L5640

▲ 500 ▼

6 Cores, 12 Threads @2.26 GHz, Westmere EP.
Release date ≈ Q4 2016.

Average Bench: 44.5% (941st of 1442)

Based on 14 user benchmarks.  Device: 0F8BFBFF000206C2 Model: Intel(R) Xeon(R) CPU L5640 @ 2.27GHz
Poor: 18%Average: 44.5% Great: 56%
Gaming
Gaming 44%
Speed boat
Desktop
Desktop 46%
Yacht
Workstation
Workstation 37%
Jet ski

Below average average bench

The Intel Xeon L5640 averaged 55.5% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.

Strengths

Avg. Memory Latency 57.6Pts
Avg. Single Core Speed 48.6Pts

Above average consistency

The range of scores (95th - 5th percentile) for the Intel Xeon L5640 is 38.1%. This is a relatively wide range which indicates that the Intel Xeon L5640 performs inconsistently under varying real world conditions.

Weaknesses

Avg. Multi Core Speed 368Pts
Avg. Octa Core Speed 302Pts
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Average Bench

(Based on 14 samples)
Rank 94144.5%
Min Avg Max
16.1 Memory 57.6 77.2
34.3 1-Core 48.6 59
41.4 2-Core 93.1 121
40.8% 66.4 Pts
Min Avg Max
84.6 4-Core 171 235
90 8-Core 302 444
28.5% 236 Pts
Min Avg Max
92 64-Core 368 864
22.8% 368 Pts
User Benchmarks BenchNormalHeavyServer
The fastest CPU (mainstream) averages a speed of 100%
CPU 0, 1 CPU, 4 cores, 8 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
51.1% Above average
Memory 66.3
1-Core 53.3
2-Core 107
46% 75.7 Pts
4-Core 195
8-Core 307
31% 251 Pts
64-Core 315
20% 315 Pts
CPU 0, 1 CPU, 3 cores, 6 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
50% Above average
Memory 69.2
1-Core 50.7
2-Core 105
46% 75.1 Pts
4-Core 174
8-Core 215
25% 194 Pts
64-Core 235
15% 235 Pts
CPU 0, 1 CPU, 4 cores, 8 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
42.3% Average
Memory 57.4
1-Core 54.7
2-Core 102
43% 71.5 Pts
4-Core 148
8-Core 308
27% 228 Pts
64-Core 299
18% 299 Pts
CPU 0, 1 CPU, 4 cores, 8 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
42% Average
Memory 59.9
1-Core 39.5
2-Core 72.4
37% 57.3 Pts
4-Core 131
8-Core 269
24% 200 Pts
64-Core 224
14% 224 Pts
CPU 0, 1 CPU, 2 cores, 4 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
16% Very poor
Memory 16.1
1-Core 41
2-Core 41.4
19% 32.8 Pts
4-Core 88
8-Core 110
13% 99 Pts
64-Core 101
6% 101 Pts
14 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,777,877 CPUs tested

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Processor Rankings (Price vs Performance) April 2024 CPU Rankings

We calculate effective speed which measures real world performance for typical users. Effective speed is adjusted by current prices to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]

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Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.

 Specifications

Essentials

DescriptionIntel® Xeon® Processor L5640 (12M Cache, 2.26 GHz, 5.86 GT/s Intel® QPI)
Code NameWestmere EP
Launch DateQ1'10
Processor NumberL5640
# of Cores6
# of Threads12
Cache12 MB SmartCache
Instruction Set64-bit
Instruction Set ExtensionsSSE4.2
Embedded Options AvailableNo
Lithography32 nm
VID Voltage Range0.750V-1.350V
Recommended Price$996.00 - $999.00
Clock Speed2.26 GHz
Max Turbo Frequency2.80 GHz
Bus Speed5.86 GT/s QPI
QPI Links2
Max TDP60 W

Memory

Max Memory Size288 GB
Memory TypesDDR3 800/1066/1333
Memory Channels3
Memory Bandwidth32 GB/s
Physical Address Extensions40-bit
ECC Memory SupportedYes

Data Protection

AES New InstructionsYes

Advanced Technologies

Virtualization Tech (VT-x)Yes
Intel 64Yes
Idle StatesYes
Enhanced Intel SpeedStep® TechYes
Thermal Monitoring TechnologiesNo
Turbo Boost Tech1.0
Hyper-Threading TechYes
Virtualization for Directed I/O (VT-d)Yes
VT-x with Extended Page Tables (EPT)Yes
Demand Based SwitchingYes

Package

Package Size42.5mm X 45mm
Max CPU Configuration2
Sockets SupportedFCLGA1366

Platform Protection

Execute Disable BitYes
Trusted Execution TechYes

 Comments

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See how consistently different CPUs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

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The Best.
CPUGPUSSD
Intel Core i5-13600K $269Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
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