Average Bench: 42.4% (466th of 1159)

Based on 1,044 user benchmarks.  Devices: BFEBFBFF00020652, BFEBFBFF00020655 Model: Intel(R) Core(TM) i5 CPU 661 @ 3.33GHz
Poor: 31%Average: 42.4% Great: 48%
Gaming
Gaming 42%
Speed boat
Desktop
Desktop 49%
Yacht
Workstation
Workstation 25%
Raft

Below average average bench

The Intel Core i5 661 averaged 57.5% 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

Single Core Floating Point Speed 79.3Pts
Avg. Single Core Mixed Speed 76.2Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Core i5 661 is just 16.8%. This is a relatively narrow range which indicates that the Intel Core i5 661 performs reasonably consistently under varying real world conditions.

Weaknesses

Multi Core Floating Point Speed 201Pts
Avg. Multi Core Mixed Speed 196Pts
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Average Bench

(Based on 1,044 samples)
Min Avg Max
49.8 SC Int 72.5 83.9
56.8 SC Float 79.3 90.2
55 SC Mixed 76.2 86.4
60.8% 76 Pts
Min Avg Max
123 QC Int 182 206
133 QC Float 198 224
127 QC Mixed 192 216
43.1% 190 Pts
Min Avg Max
129 MC Int 186 205
147 MC Float 201 223
142 MC Mixed 196 218
29.1% 194 Pts
User Benchmarks Bench Single core Quad core Multi core
The fastest CPU (mainstream) averages a speed of 100%
Socket 1156, 1 CPU, 2 cores, 4 threads
Base clock 4 GHz, turbo 4.1 GHz (avg)
SC Int 96.1
SC Float 105
SC Mixed 101
80% 101 Pts
QC Int 247
QC Float 261
QC Mixed 248
57% 252 Pts
MC Int 243
MC Float 257
MC Mixed 255
38% 252 Pts
Socket 1156, 1 CPU, 2 cores, 4 threads
Base clock 3.35 GHz, turbo 3.4 GHz (avg)
SC Int 65.7
SC Float 84.3
SC Mixed 85.2
63% 78.4 Pts
QC Int 200
QC Float 213
QC Mixed 206
47% 206 Pts
MC Int 200
MC Float 212
MC Mixed 209
31% 207 Pts
LGA1156, 1 CPU, 2 cores, 4 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
SC Int 78.5
SC Float 87.3
SC Mixed 82.5
66% 82.8 Pts
QC Int 200
QC Float 211
QC Mixed 208
47% 206 Pts
MC Int 199
MC Float 215
MC Mixed 208
31% 207 Pts
Socket 1156, 1 CPU, 2 cores, 4 threads
Base clock 3.35 GHz
SC Int 74.2
SC Float 84.5
SC Mixed 71.8
61% 76.8 Pts
QC Int 197
QC Float 215
QC Mixed 208
47% 207 Pts
MC Int 201
MC Float 216
MC Mixed 211
31% 209 Pts
LGA1156, 1 CPU, 2 cores, 4 threads
Base clock 3.35 GHz
SC Int 75.6
SC Float 82.6
SC Mixed 78.1
63% 78.8 Pts
QC Int 182
QC Float 200
QC Mixed 198
44% 193 Pts
MC Int 185
MC Float 201
MC Mixed 191
29% 192 Pts
LGA1156, 1 CPU, 2 cores, 4 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
SC Int 60.2
SC Float 77.3
SC Mixed 74.2
56% 70.6 Pts
QC Int 154
QC Float 180
QC Mixed 185
39% 173 Pts
MC Int 191
MC Float 198
MC Mixed 203
30% 197 Pts
LGA 1156, 1 CPU, 2 cores, 4 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
SC Int 49.8
SC Float 56.8
SC Mixed 63.2
45% 56.6 Pts
QC Int 122
QC Float 128
QC Mixed 91.8
26% 114 Pts
MC Int 108
MC Float 168
MC Mixed 172
22% 149 Pts
LGA 1156, 1 CPU, 2 cores, 4 threads
Base clock 3.35 GHz, turbo 3.45 GHz (avg)
SC Int 78.5
SC Float 85.9
SC Mixed 77.2
64% 80.5 Pts
QC Int 196
QC Float 152
QC Mixed 48
30% 132 Pts
MC Int 138
MC Float 177
MC Mixed 183
25% 166 Pts
1,044 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 17,685,361 CPUs tested.

 Prices

AmazonUS $1553 years
Send price feedback
Typical Core i5 661 Builds (Compare 37,974 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 30%
Sail boat
Desktop
Desktop 48%
Yacht
Workstation
Workstation 18%
Surfboard

Disqualified System: bin bin

EDIT WITH CUSTOM PC BUILDER Value: 72% - Very good Total price: $397

Popular Core i5 661 systems:

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Processor Rankings (Price vs Performance) June 2019 CPU Rankings.

We calculate effective speed which measures real world performance for typical consumers. Effective speed is adjusted by current prices to yield a value for money rating which is geared towards gamers. 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™ i5-661 Processor (4M Cache, 3.33 GHz)
Code NameClarkdale
Launch DateQ1'10
Processor Numberi5-661
# of Cores2
# of Threads4
Cache4 MB SmartCache
Instruction Set64-bit
Instruction Set ExtensionsSSE4.2
Embedded Options AvailableNo
Lithography32 nm
VID Voltage Range0.6500V-1.4000V
Recommended Price$177.00
Clock Speed3.33 GHz
Max Turbo Frequency3.6 GHz
Bus Speed2.5 GT/s DMI
Max TDP87 W

Graphics

Processor GraphicsIntel® HD Graphics
Graphics Base Frequency900 MHz
# of Displays Supported2
Clear Video HD TechYes
Flexible Display InterfaceYes

Memory

Max Memory Size16 GB
Memory TypesDDR3 1066/1333
Memory Channels2
Memory Bandwidth21 GB/s
Physical Address Extensions36-bit

Expansion Options

PCI Express Revision2.0
PCI Express Configurations1x16, 2x8
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 TechnologiesNo
Turbo Boost Tech1.0
Hyper-Threading TechYes
VT-x with Extended Page Tables (EPT)Yes
Demand Based SwitchingNo
vPro TechNo

Package

Package Size37.5mm x 37.5mm
Graphics and IMC Lithography45 nm
Max CPU Configuration1
Sockets SupportedFCLGA1156
Processing Die Size81 mm2
# of Processing Die Transistors382 million
Graphics and IMC Die Size114 mm2
# of Graphics and IMC Die Transistors177 million

Platform Protection

Execute Disable BitYes
Trusted Execution TechNo

 Comments

Added n/a ago.

Excellent

2 months ago.

work from 2012


Your
opinion?
1159 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

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