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Intel

Xeon L5640

▲ 500 ▼

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

Average Bench: 55.6% (671st of 1445)

Based on 10 user benchmarks.  Device: 1F8BFBFF000206C2 Model: Intel(R) Xeon(R) CPU L5640 @ 2.27GHz
Poor: 45%Average: 55.6% Great: 61%
Gaming
Gaming 56%
Gunboat
Desktop
Desktop 56%
Gunboat
Workstation
Workstation 44%
Speed boat

Average average bench

The Intel Xeon L5640 averaged 44.4% 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 72.6Pts
Avg. Quad Core Speed 212Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Xeon L5640 is just 16.3%. This is a relatively narrow range which indicates that the Intel Xeon L5640 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Speed 332Pts
Avg. Octa Core Speed 326Pts
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Average Bench

(Based on 10 samples)
Rank 67155.6%
Min Avg Max
60.6 Memory 72.6 82.7
38.7 1-Core 54.6 67.3
79.8 2-Core 110 130
49.1% 79.1 Pts
Min Avg Max
107 4-Core 212 255
117 8-Core 326 476
33.2% 269 Pts
Min Avg Max
114 64-Core 332 460
20.5% 332 Pts
User Benchmarks BenchNormalHeavyServer
The fastest CPU (mainstream) averages a speed of 100%
CPU #000, 1 CPU, 6 cores, 6 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
61.4% Good
Memory 75.7
1-Core 67.3
2-Core 130
55% 90.9 Pts
4-Core 255
8-Core 374
39% 315 Pts
64-Core 377
23% 377 Pts
None, 1 CPU, 6 cores, 12 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
60.9% Good
Memory 77.9
1-Core 62.5
2-Core 124
54% 88.3 Pts
4-Core 238
8-Core 358
37% 298 Pts
64-Core 417
26% 417 Pts
CPU #000, 1 CPU, 6 cores, 6 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
59.4% Above average
Memory 75.2
1-Core 62.5
2-Core 126
54% 87.8 Pts
4-Core 236
8-Core 341
36% 289 Pts
64-Core 339
21% 339 Pts
None, 1 CPU, 6 cores, 6 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
59.3% Above average
Memory 73.3
1-Core 47
2-Core 95.5
46% 71.9 Pts
4-Core 246
8-Core 356
38% 301 Pts
64-Core 356
22% 356 Pts
CPU 0, 1 CPU, 4 cores, 4 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
59.1% Above average
Memory 77.6
1-Core 57.9
2-Core 112
52% 82.6 Pts
4-Core 237
8-Core 237
32% 237 Pts
64-Core 242
15% 242 Pts
CPU #000, 1 CPU, 8 cores, 8 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
53.4% Above average
Memory 64.4
1-Core 49.7
2-Core 111
45% 75 Pts
4-Core 228
8-Core 476
41% 352 Pts
64-Core 460
28% 460 Pts
None, 1 CPU, 8 cores, 8 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
47% Average
Memory 64.7
1-Core 38.7
2-Core 80.5
40% 61.3 Pts
4-Core 158
8-Core 350
30% 254 Pts
64-Core 341
21% 341 Pts
CPU 0, 1 CPU, 8 cores, 8 threads
Base clock 2.25 GHz, turbo 2.25 GHz (avg)
45.1% Average
Memory 60.6
1-Core 40.4
2-Core 79.8
38% 60.3 Pts
4-Core 161
8-Core 293
27% 227 Pts
64-Core 317
20% 317 Pts

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,879,277 CPUs tested

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Processor Rankings (Price vs Performance) May 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 $273Nvidia RTX 4060 $280Crucial MX500 250GB $39
Intel Core i5-12400F $120Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $165Nvidia RTX 4070 $515Samsung 860 Evo 250GB $52
HDDRAMUSB
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WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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