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Intel

Core i7-2640M

▲ 52132 ▼

2 Cores, 4 Threads @2.8 GHz, Sandy Bridge.
Release date ≤ Q4 2013.

Average Bench: 53.7% (699th of 1442)

Based on 12,152 user benchmarks.  Devices: BFEBFBFF000206A7, Model: Intel(R) Core(TM) i7-2640M CPU @ 2.80GHz
Poor: 28%Average: 53.7% Great: 63%
Gaming
Gaming 54%
Yacht
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 38%
Jet ski

Popular builds with this CPU

Average average bench

The Intel Core i7-2640M averaged 46.2% 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 77Pts
Avg. Single Core Speed 72.8Pts

Above average consistency

The range of scores (95th - 5th percentile) for the Intel Core i7-2640M is 34.6%. This is a relatively narrow range which indicates that the Intel Core i7-2640M performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Speed 182Pts
Avg. Octa Core Speed 181Pts
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Average Bench

(Based on 12,152 samples)
Rank 69953.7%
Min Avg Max
45.1 Memory 77 89.9
17.6 1-Core 72.8 90.5
33.6 2-Core 124 160
56.3% 91.4 Pts
Min Avg Max
49.1 4-Core 179 219
50 8-Core 181 219
24% 180 Pts
Min Avg Max
49 64-Core 182 219
11.3% 182 Pts
User Benchmarks BenchNormalHeavyServer
The fastest CPU (mainstream) averages a speed of 100%
U3E1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 3.2 GHz (avg)
60.8% Good
Memory 87.2
1-Core 87
2-Core 138
64% 104 Pts
4-Core 202
8-Core 202
27% 202 Pts
64-Core 177
11% 177 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 3.3 GHz (avg)
55.9% Above average
Memory 76.8
1-Core 83.5
2-Core 144
61% 101 Pts
4-Core 204
8-Core 208
28% 206 Pts
64-Core 206
13% 206 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 3.2 GHz (avg)
55.2% Above average
Memory 75.9
1-Core 88.3
2-Core 148
62% 104 Pts
4-Core 202
8-Core 199
27% 200 Pts
64-Core 200
12% 200 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 2.5 GHz (avg)
53.6% Above average
Memory 80.6
1-Core 84.9
2-Core 119
60% 94.7 Pts
4-Core 161
8-Core 135
20% 148 Pts
64-Core 149
9% 149 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 3.3 GHz (avg)
53.5% Above average
Memory 71.2
1-Core 87.9
2-Core 140
60% 99.9 Pts
4-Core 209
8-Core 207
28% 208 Pts
64-Core 208
13% 208 Pts
U3E1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 2.8 GHz (avg)
49.2% Average
Memory 75.2
1-Core 58
2-Core 98.7
49% 77.3 Pts
4-Core 137
8-Core 137
18% 137 Pts
64-Core 133
8% 133 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 2.95 GHz (avg)
48.2% Average
Memory 65.3
1-Core 82.3
2-Core 117
54% 88.2 Pts
4-Core 186
8-Core 160
24% 173 Pts
64-Core 154
10% 154 Pts
CPU 1, 1 CPU, 2 cores, 4 threads
Base clock 2.8 GHz, turbo 2.15 GHz (avg)
23.1% Poor
Memory 26.5
1-Core 16.3
2-Core 34
16% 25.6 Pts
4-Core 106
8-Core 194
18% 150 Pts
64-Core 194
12% 194 Pts
12,152 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,744,554 CPUs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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CPU GPU SSD HDD RAM MBD
Typical Core i7-2640M Builds (Compare 2,164 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 6%
Tree trunk
Desktop
Desktop 53%
Yacht
Workstation
Workstation 5%
Tree trunk

System: Dell Latitude E6420

CPU
Core i7-2640MIntelBench 54%, 12,152 samples195x
GPU
HD 3000 (Mobile V2 1.3 GHz)IntelBench 2%, 110,588 samples1,632x
NVS 4200MNvidiaBench 2%, 6,825 samples355x
HD 3000 (Mobile V1 1.1/1.2 GHz)IntelBench 2%, 209,058 samples157x
SSD
A400 240GBKingston  $28Bench 66%, 424,288 samples91x
A400 480GBKingston  $38Bench 74%, 237,487 samples34x
BX500 240GBCrucial  $29Bench 56%, 142,801 samples30x
RAM
M471B5273DH0-CH9 2x4GBSamsungBench 43%, 15,815 samples76x
M471B5773DH0-CH9 2x2GBSamsungBench 37%, 7,983 samples73x
HMT351S6CFR8C-H9 2x4GBHynixBench 43%, 6,386 samples64x
EDIT WITH CUSTOM PC BUILDER Value: 21% - Poor Total price: $28

Popular Core i7-2640M systems:

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  • - CPU tests include: integer, floating and string
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  • - Drive tests include: read, write, sustained write and mixed IO
  • - RAM tests include: single/multi core bandwidth and latency
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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® Core™ i7-2640M Processor (4M Cache, up to 3.50 GHz)
Code NameSandy Bridge
Launch DateQ4'11
Processor Numberi7-2640M
# of Cores2
# of Threads4
Cache4 MB SmartCache
Instruction Set64-bit
Instruction Set ExtensionsAVX
Embedded Options AvailableNo
Lithography32 nm
Recommended PriceN/A
Clock Speed2.8 GHz
Max Turbo Frequency3.5 GHz
Bus Speed5 GT/s DMI
Max TDP35 W

Graphics

Processor GraphicsIntel® HD Graphics 3000
Graphics Base Frequency650 MHz
Graphics OutputeDP/DP/HDMI/SDVO/CRT
Wireless DisplayYes
# of Displays Supported2
Graphics Max Dynamic Frequency1.3 GHz
Quick Sync VideoYes
InTru 3D TechYes
Clear Video HD TechYes
Intel InsiderYes
Flexible Display InterfaceYes
Macrovision License RequiredNo

Memory

Max Memory Size16 GB
Memory TypesDDR3 1066/1333
Memory Channels2
Memory Bandwidth21.3 GB/s
ECC Memory SupportedNo

Expansion Options

PCI Express Revision2.0
PCI Express Configurations1x16, 2x8, 1x8 2x4
Max # of PCI Express Lanes16

Data Protection

AES New InstructionsYes

Advanced Technologies

Virtualization Tech (VT-x)Yes
Intel 64Yes
Idle StatesYes
Enhanced Intel SpeedStep® TechYes
Thermal Monitoring TechnologiesYes
Turbo Boost Tech2.0
Hyper-Threading TechYes
Virtualization for Directed I/O (VT-d)Yes
VT-x with Extended Page Tables (EPT)Yes
Demand Based SwitchingNo
vPro TechYes
Identity Protection TechYes
Fast Memory AccessYes
Flex Memory AccessYes
My WiFi TechYes
4G WiMAX Wireless TechYes

Package

Package Size37.5mm x 37.5mm (rPGA988B); 31mm x 24mm (BGA1023)
Graphics and IMC Lithography32 nm
Sockets SupportedFCBGA1023, PPGA988

Platform Protection

Execute Disable BitYes
Trusted Execution TechYes
Anti-Theft TechYes

 Comments

Added n/a ago.
USA-User
Avatar level
9,836

Terrible (edit your comment) Add link

10 months ago.

Its not bad.. but if the turbo was slightly higher

IDN-User
Avatar level
4,631

Good

2 years ago.

Better than most newer u-class mobile CPUs

CZE-User
Avatar level
3,344

Excellent

3 years ago.

awesome cpu, only if it would have 4 cores

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opinion?
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Ready to retire
Age: 10 years

Speed Comparisons

vs Intel Core i5-13600K
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vs AMD Ryzen 5 3600
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vs AMD Ryzen 5 5600X

1442 Processors (Compared) Thousands of user benchmarks compiled into one comparison list

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

 Frequently Asked Questions

Processors FAQ
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What is quad core floating point speed?
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ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $273Nvidia RTX 4060 $295Crucial MX500 250GB $40
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $178Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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