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Intel

Pentium G645

▲ 5061 ▼

2 Cores, 2 Threads @2.9 GHz, Sandy Bridge.
Release date ≤ Q1 2014.

Average Bench: 51.6% (708th of 1323)

Based on 5,163 user benchmarks.  Device: BFEBFBFF000206A7 Models: Intel(R) Pentium(R) CPU G645 @ 2.90GHz, Intel(R) Pentium(R) CPU G645 @ 2.90GHz
Poor: 41%Average: 51.6% Great: 58%
Gaming
Gaming 52%
Yacht
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 35%
Jet ski

Popular builds with this CPU

Average average bench

The Intel Pentium G645 averaged 48.4% 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 80.4Pts
Avg. Single Core Mixed Speed 70Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Pentium G645 is just 17%. This is a relatively narrow range which indicates that the Intel Pentium G645 performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Mixed Speed 137Pts
Avg. Octa Core Mixed Speed 136Pts
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Average Bench

(Based on 5,163 samples)
Rank 70851.6%
Min Avg Max
64.4 Memory 80.4 90.9
49.1 1-Core 70 76.4
79.1 2-Core 133 152
58.9% 94.5 Pts
Min Avg Max
88.4 4-Core 135 152
93.4 8-Core 136 152
18.5% 136 Pts
Min Avg Max
93.3 64-Core 137 152
9.2% 137 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
58% Above average
Memory 90.1
1-Core 78.4
2-Core 156
67% 108 Pts
4-Core 154
8-Core 154
21% 154 Pts
64-Core 153
10% 153 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz
55.1% Above average
Memory 84
1-Core 77.9
2-Core 156
65% 106 Pts
4-Core 155
8-Core 156
21% 156 Pts
64-Core 153
10% 153 Pts
Intel(R) Pentium(R) CPU G645 @ 2.90GHz, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
52.1% Above average
Memory 77.9
1-Core 78.5
2-Core 156
63% 104 Pts
4-Core 155
8-Core 154
21% 154 Pts
64-Core 143
10% 143 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz
51.3% Above average
Memory 77.8
1-Core 78.2
2-Core 152
62% 103 Pts
4-Core 145
8-Core 153
20% 149 Pts
64-Core 151
10% 151 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
47.9% Average
Memory 83.9
1-Core 68
2-Core 73.2
53% 75 Pts
4-Core 73.3
8-Core 73
10% 73.2 Pts
64-Core 74.3
5% 74.3 Pts
Intel(R) Pentium(R) CPU G645 @ 2.90GHz, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
46.3% Average
Memory 72.2
1-Core 71.4
2-Core 122
55% 88.6 Pts
4-Core 118
8-Core 136
17% 127 Pts
64-Core 131
9% 131 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
43% Average
Memory 66.3
1-Core 73.6
2-Core 70.6
48% 70.2 Pts
4-Core 111
8-Core 142
17% 127 Pts
64-Core 150
10% 150 Pts
LGA1155, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
39.2% Below average
Memory 68
1-Core 41.2
2-Core 71.2
41% 60.1 Pts
4-Core 61.5
8-Core 75.2
9% 68.3 Pts
64-Core 55.7
4% 55.7 Pts
5,163 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 48,390,626 CPUs tested.

 Prices

AmazonUS $939 mins
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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 Pentium G645 Builds (Compare 1,447 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 2%
Tree trunk
Desktop
Desktop 52%
Yacht
Workstation
Workstation 2%
Tree trunk

System: Dell Inspiron 660s

CPU
Pentium G645Intel  $93Bench 52%, 5,163 samples1x
GPU
HD 2500 (Desktop 1.05 GHz)IntelBench 1%, 134,442 samples527x
HD 2000 (Desktop 1.1 GHz)IntelBench 1%, 132,692 samples268x
GT 1030NvidiaBench 14%, 143,072 samples97x
SSD
A400 240GBKingston  $28Bench 66%, 375,672 samples27x
SU635 240GBAdata  $26Bench 69%, 10,127 samples21x
128GB 128GBSSDBench 62%, 4,090 samples20x
RAM
HMT351U6CFR8C-PB 1x4GBHynixBench 29%, 6,418 samples66x
HMT351U6CFR8C-PB 2x4GBHynixBench 54%, 14,506 samples43x
HMT451U6AFR8C-PB 1x4GBHynixBench 29%, 4,246 samples35x
EDIT WITH CUSTOM PC BUILDER Value: 59% - Above average Total price: $121

Popular Pentium G645 systems:

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  • - 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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
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Processor Rankings (Price vs Performance) December 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® Pentium® Processor G645 (3M Cache, 2.90 GHz)
Code NameSandy Bridge
Launch DateQ3'12
Processor NumberG645
# of Cores2
# of Threads2
Cache3 MB SmartCache
Instruction Set64-bit
Instruction Set ExtensionsSSE4.1/4.2
Embedded Options AvailableNo
Lithography32 nm
Recommended Price$64.00
Clock Speed2.9 GHz
Bus Speed5 GT/s DMI
Max TDP65 W
Expected DiscontinuanceQ3'2013

Graphics

Processor GraphicsIntel® HD Graphics
Graphics Base Frequency850 MHz
Wireless DisplayNo
# of Displays Supported2
Graphics Max Dynamic Frequency1.1 GHz
Quick Sync VideoNo
InTru 3D TechNo
Clear Video HD TechNo
Intel InsiderNo
Flexible Display InterfaceYes

Memory

Max Memory Size32 GB
Memory TypesDDR3 1066
Memory Channels2
Memory Bandwidth17 GB/s

Expansion Options

PCI Express Revision2.0

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 TechNo
Hyper-Threading TechNo
Virtualization for Directed I/O (VT-d)No
VT-x with Extended Page Tables (EPT)Yes
vPro TechNo
Fast Memory AccessYes
Flex Memory AccessYes

Package

Package Size37.5mm x 37.5mm
Max CPU Configuration1
Sockets SupportedFCLGA1155

Platform Protection

Execute Disable BitYes
Trusted Execution TechNo

 Comments

Added n/a ago.
USA-User
Avatar level
8,264

Good (edit your comment) Add link

1 month ago.

its amazing and can still play games at a reasonable fps

CAN-User
Avatar level
4,266

Excellent

16 months ago.

Great ultra-budget CPU that is a great replacement for the Core 2 Duo in 2020.

MDV-User
Avatar level
220

Good

16 months ago.

One of the highest performance/$ ever!

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1323 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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How does IPC compare between AMD's Ryzen and Intel's Kaby Lake?
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What is quad core floating point speed?
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ALL FAQs »

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