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Intel

Pentium G645

▲ 5141 ▼

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

Average Bench: 51.8% (696th of 1307)

Based on 4,520 user benchmarks.  Device: BFEBFBFF000206A7 Models: Intel(R) Pentium(R) CPU G645 @ 2.90GHz, Intel(R) Pentium(R) CPU G645 @ 2.90GHz
Poor: 40%Average: 51.8% 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 48.2% 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 81.1Pts
Avg. Single Core Mixed Speed 69.3Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Pentium G645 is just 18.1%. 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 136Pts
Avg. Octa Core Mixed Speed 136Pts
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Average Bench

(Based on 4,520 samples)
Rank 69651.8%
Min Avg Max
62.1 Memory 81.1 90.9
43.6 1-Core 69.3 76.3
73.2 2-Core 131 152
58.7% 93.7 Pts
Min Avg Max
86.9 4-Core 133 152
87.9 8-Core 136 152
18.3% 134 Pts
Min Avg Max
90.3 64-Core 136 152
9.1% 136 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
LGA1155, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
57.2% Above average
Memory 90.4
1-Core 75.3
2-Core 149
65% 105 Pts
4-Core 142
8-Core 147
20% 144 Pts
64-Core 149
10% 149 Pts
LGA1155, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
56.4% Above average
Memory 88.5
1-Core 70.9
2-Core 127
61% 95.3 Pts
4-Core 143
8-Core 152
20% 148 Pts
64-Core 140
9% 140 Pts
Intel(R) Pentium(R) CPU G645 @ 2.90GHz, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz
53.8% Above average
Memory 85.2
1-Core 74.7
2-Core 131
61% 97 Pts
4-Core 133
8-Core 138
18% 135 Pts
64-Core 144
10% 144 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz
53.5% Above average
Memory 81.9
1-Core 75.5
2-Core 140
62% 99 Pts
4-Core 149
8-Core 150
20% 150 Pts
64-Core 150
10% 150 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
51.3% Above average
Memory 79.4
1-Core 67.3
2-Core 119
56% 88.5 Pts
4-Core 138
8-Core 133
19% 135 Pts
64-Core 127
8% 127 Pts
CPU 1, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
50.4% Above average
Memory 76.8
1-Core 75.2
2-Core 146
60% 99.5 Pts
4-Core 142
8-Core 141
19% 142 Pts
64-Core 142
10% 142 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
49.8% Average
Memory 73.9
1-Core 76.2
2-Core 149
60% 99.7 Pts
4-Core 152
8-Core 147
21% 150 Pts
64-Core 142
10% 142 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
44.4% Average
Memory 68.8
1-Core 67
2-Core 136
55% 90.5 Pts
4-Core 117
8-Core 126
16% 122 Pts
64-Core 40.5
3% 40.5 Pts
4,520 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 42,080,517 CPUs tested.

 Prices

AmazonUS $9323 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 1,077 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%, 4,520 samples1x
GPU
HD 2500 (Desktop 1.05 GHz)IntelBench 1%, 104,679 samples393x
HD 2000 (Desktop 1.1 GHz)IntelBench 1%, 112,812 samples177x
GT 1030NvidiaBench 15%, 112,385 samples75x
SSD
SU635 240GBAdata  $32Bench 69%, 7,243 samples19x
128GB 128GBSSDBench 59%, 2,246 samples19x
A400 240GBKingston  $32Bench 66%, 270,305 samples16x
RAM
HMT351U6CFR8C-PB 1x4GBHynixBench 29%, 5,581 samples51x
HMT351U6CFR8C-PB 2x4GBHynixBench 54%, 13,030 samples32x
HMT451U6AFR8C-PB 1x4GBHynixBench 29%, 3,875 samples26x
EDIT WITH CUSTOM PC BUILDER Value: 57% - Above average Total price: $125

Popular Pentium G645 systems:

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Processor Rankings (Price vs Performance) April 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
7,726

Excellent (edit your comment) Add link

5 days ago.

its amazing and can still play games at a reasonable fps

CAN-User
Avatar level
4,024

Excellent

8 months ago.

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

MDV-User
Avatar level
212

Good

9 months ago.

One of the highest performance/$ ever!

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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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