Average Bench: 55.7% (594th of 1316)

Based on 1,112 user benchmarks.  Device: BFEBFBFF000106E5 Model: Intel(R) Core(TM) i7 CPU Q 840 @ 1.87GHz
Poor: 40%Average: 55.7% Great: 62%
Gaming
Gaming 56%
Gunboat
Desktop
Desktop 60%
Destroyer
Workstation
Workstation 40%
Jet ski

Average average bench

The Intel Core i7 Q 840 averaged 44.2% 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 85.3Pts
Avg. Single Core Mixed Speed 58.6Pts

Good consistency

The range of scores (95th - 5th percentile) for the Intel Core i7 Q 840 is 22.2%. This is a relatively narrow range which indicates that the Intel Core i7 Q 840 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Mixed Speed 205Pts
Avg. Octa Core Mixed Speed 201Pts
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Average Bench

(Based on 1,112 samples)
Min Avg Max
62.1 Memory 85.3 93.3
26.6 1-Core 58.6 75.3
46.5 2-Core 99.7 135
54% 81.2 Pts
Min Avg Max
73.6 4-Core 146 185
97.6 8-Core 201 240
22.6% 174 Pts
Min Avg Max
102 64-Core 205 243
13.8% 205 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz, turbo 2.05 GHz (avg)
Memory 93.5
1-Core 73.9
2-Core 121
63% 96.1 Pts
4-Core 175
8-Core 231
26% 203 Pts
64-Core 234
16% 234 Pts
N/A, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz
Memory 91.4
1-Core 65.5
2-Core 108
59% 88.3 Pts
4-Core 163
8-Core 224
25% 194 Pts
64-Core 227
15% 227 Pts
U2E1, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz, turbo 2.05 GHz (avg)
Memory 85.9
1-Core 73.6
2-Core 134
62% 97.8 Pts
4-Core 186
8-Core 233
28% 209 Pts
64-Core 237
16% 237 Pts
N/A, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz, turbo 1.95 GHz (avg)
Memory 85.9
1-Core 75.2
2-Core 133
62% 98 Pts
4-Core 172
8-Core 228
26% 200 Pts
64-Core 233
16% 233 Pts
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz, turbo 1.9 GHz (avg)
Memory 85.8
1-Core 59.5
2-Core 114
56% 86.6 Pts
4-Core 158
8-Core 224
25% 190 Pts
64-Core 225
15% 225 Pts
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz, turbo 1.5 GHz (avg)
Memory 75.5
1-Core 37.7
2-Core 55.6
41% 56.3 Pts
4-Core 81.5
8-Core 155
15% 118 Pts
64-Core 146
10% 146 Pts
U2E1, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz, turbo 1.2 GHz (avg)
Memory 71.9
1-Core 21.3
2-Core 42.8
34% 45.3 Pts
4-Core 75.2
8-Core 109
12% 92.3 Pts
64-Core 128
9% 128 Pts
CPU 1, 1 CPU, 4 cores, 8 threads
Base clock 1.85 GHz, turbo 2.05 GHz (avg)
Memory 43.4
1-Core 28.3
2-Core 49.2
27% 40.3 Pts
4-Core 64.2
8-Core 88.1
10% 76.1 Pts
64-Core 90.1
6% 90.1 Pts
1,112 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,091,257 CPUs tested.

 Prices

AmazonUS $28020 months
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Typical Core i7 Q 840 Builds (Compare 550 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 5%
Tree trunk
Desktop
Desktop 53%
Yacht
Workstation
Workstation 5%
Tree trunk

System: HP EliteBook 8540w

EDIT WITH CUSTOM PC BUILDER Value: 51% - Above average Total price: $315

Popular Core i7 Q 840 systems:

How Fast Is Your CPU? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

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How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Processor Rankings (Price vs Performance) June 2021 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™ i7-840QM Processor (8M Cache, 1.86 GHz)
Code NameClarksfield
Launch DateQ3'10
Processor Numberi7-840QM
# of Cores4
# of Threads8
Cache8 MB SmartCache
Instruction Set64-bit
Instruction Set ExtensionsSSE4.2
Embedded Options AvailableNo
Lithography45 nm
Recommended Price$570.00
Clock Speed1.86 GHz
Max Turbo Frequency3.2 GHz
Bus Speed2.5 GT/s DMI
Max TDP45 W

Memory

Max Memory Size8 GB
Memory TypesDDR3 1066/1333
Memory Channels2
Memory Bandwidth21 GB/s
Physical Address Extensions36-bit
ECC Memory SupportedNo

Expansion Options

PCI Express Revision2
PCI Express Configurations1x16, 2x8
Max # of PCI Express Lanes16

Data Protection

AES New InstructionsNo

Advanced Technologies

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

Package

Package Size37.5mm x 37.5mm
Max CPU Configuration1
Sockets SupportedPGA988
Processing Die Size296 mm2
# of Processing Die Transistors774 million

Platform Protection

Execute Disable BitYes
Trusted Execution TechYes

 Comments

1316 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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11400F $220Nvidia RTX 3060-Ti $400Crucial MX500 250GB $48
Intel Core i5-11600K $259Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i7-11700K $380Nvidia RTX 3080 $700Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $94SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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