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Intel

Pentium G645

▲ 5139 ▼

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

Average Bench: 51.8% (677th of 1276)

Based on 3,866 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 81Pts
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 3,866 samples)
Rank 67751.8%
Min Avg Max
61 Memory 81 90.8
42 1-Core 69.3 76.4
73.1 2-Core 131 152
58.7% 93.8 Pts
Min Avg Max
86.3 4-Core 133 152
87.2 8-Core 136 152
18.3% 134 Pts
Min Avg Max
86.4 64-Core 136 152
9.1% 136 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
CPUSocket, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.85 GHz (avg)
58.5% Above average
Memory 91.3
1-Core 76.7
2-Core 152
66% 107 Pts
4-Core 153
8-Core 152
21% 152 Pts
64-Core 153
10% 153 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
57.3% Above average
Memory 89.2
1-Core 74.6
2-Core 137
63% 100 Pts
4-Core 151
8-Core 150
21% 151 Pts
64-Core 152
10% 152 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
56% Above average
Memory 87.4
1-Core 75.7
2-Core 152
65% 105 Pts
4-Core 145
8-Core 152
20% 148 Pts
64-Core 152
10% 152 Pts
CPUSocket, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
54.7% Above average
Memory 84.2
1-Core 76.6
2-Core 152
64% 104 Pts
4-Core 149
8-Core 150
20% 149 Pts
64-Core 150
10% 150 Pts
LGA1155, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
54.5% Above average
Memory 83.7
1-Core 74.1
2-Core 146
62% 101 Pts
4-Core 150
8-Core 149
20% 149 Pts
64-Core 144
10% 144 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
51.3% Above average
Memory 82.5
1-Core 52.7
2-Core 112
53% 82.5 Pts
4-Core 118
8-Core 125
16% 122 Pts
64-Core 124
8% 124 Pts
SOCKET 0, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
48.3% Average
Memory 73.9
1-Core 69.6
2-Core 137
57% 93.5 Pts
4-Core 136
8-Core 123
18% 130 Pts
64-Core 124
8% 124 Pts
CPU 1, 1 CPU, 2 cores, 2 threads
Base clock 2.9 GHz, turbo 2.9 GHz (avg)
40.6% Average
Memory 66.3
1-Core 42.4
2-Core 104
44% 71.1 Pts
4-Core 90.4
8-Core 82.1
12% 86.2 Pts
64-Core 90.4
6% 90.4 Pts
3,866 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 38,993,324 CPUs tested.

 Prices

AmazonUS $9324 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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Typical Pentium G645 Builds (Compare 881 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 2%
Tree trunk
Desktop
Desktop 53%
Yacht
Workstation
Workstation 2%
Tree trunk

System: Dell Inspiron 660s

CPU
Pentium G645Intel  $93Bench 52%, 3,866 samples1x
GPU
HD 2500 (Desktop 1.05 GHz)IntelBench 1%, 101,618 samples323x
HD 2000 (Desktop 1.1 GHz)IntelBench 1%, 112,313 samples153x
RX 580AMD  $220Bench 55%, 649,191 samples67x
SSD
SU635 240GBAdata  $28Bench 70%, 6,947 samples18x
A400 240GBKingston  $28Bench 66%, 237,257 samples12x
128GB 128GBSSDBench 64%, 2,055 samples12x
RAM
HMT351U6CFR8C-PB 1x4GBHynixBench 29%, 5,369 samples44x
HMT351U6CFR8C-PB 2x4GBHynixBench 54%, 11,698 samples24x
16JTF51264AZ-1G6M1 1x4GBMicronBench 28%, 1,356 samples22x
EDIT WITH CUSTOM PC BUILDER Value: 59% - Above average Total price: $121

Popular Pentium G645 systems:

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Processor Rankings (Price vs Performance) January 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
7,402

Good (edit your comment) Add link

4 months ago.

its amazing and can still play games at a reasonable fps

CAN-User
Avatar level
3,870

Excellent

6 months ago.

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

MDV-User
Avatar level
212

Good

6 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

Processors FAQ
How does IPC compare between AMD's Ryzen and Intel's Kaby Lake?
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ALL FAQs »

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