Core 2 Duo E4400 [in 3 benchmarks]
Intel
Core 2 Duo E4400
Buy
- Interface
- Core clock speed
- Max video memory
- Memory type
- Memory clock speed
- Maximum resolution
Summary
Intel started Intel Core 2 Duo E4400 sales on July 2007. This is Allendale architecture desktop processor primarily aimed at office systems. It has 2 cores and 2 threads, and is based on 65 nm manufacturing technology, with a maximum frequency of 2000 MHz and a locked multiplier.
Compatibility-wise, this is LGA775 processor with a TDP of 65 Watt. It supports DDR1, DDR2, DDR3 memory.
It provides poor benchmark performance at
0.64%
of a leader’s which is AMD EPYC 7h22.
Core 2
Duo E4400
vs
EPYC
7h22
General info
Core 2 Duo E4400 processor market type (desktop or notebook), architecture, sales start time and pricing.
| Place in performance rating | 2611 | |
| Value for money | 0.85 | |
| Market segment | Desktop processor | |
| Architecture codename | Allendale (2006−2009) | |
| Release date | July 2007 (15 years ago) | |
| Current price | $36 | of 18995 (Xeon Platinum 8280L) |
Value for money
To get the index we compare the characteristics of the processors and their cost, taking into account the cost of other processors.
- 0
- 50
- 100
Technical specs
Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.
| Physical cores | 2 (Dual-core) | |
| Threads | 2 | |
| Base clock speed | 2 GHz | of 4.7 (FX-9590) |
| Boost clock speed | 2 GHz | of 5.8 (Core i9-13900K) |
| L1 cache | 64 KB | of 1536 (EPYC Embedded 3401) |
| L2 cache | 2 MB | of 12 (Core 2 Quad Q9550) |
| L3 cache | 0 KB | of 32768 (Ryzen Threadripper 1998) |
| Chip lithography | 65 nm | of 5 (Apple M1) |
| Die size | 111 mm2 | |
| Maximum core temperature | L2=61 °C, M0=73 °C | of 110 (Atom x7-E3950) |
| Number of transistors | 167 million | of 9900000 (Ryzen 9 7950X) |
| 64 bit support | + | |
| Windows 11 compatibility | — | |
| Unlocked multiplier | — | |
| VID voltage range | 0. 85V-1.5V |
Compatibility
Information on Core 2 Duo E4400 compatibility with other computer components and devices: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one.
Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | of 8 (Opteron 842) |
| Socket | LGA775 | |
| Thermal design power (TDP) | 65 Watt | of 400 (Xeon Platinum 9282) |
Technologies and extensions
Technological capabilities and additional instructions supported by Core 2 Duo E4400.
You’ll probably need this information if you require some particular technology.
| AES-NI | — | |
| Enhanced SpeedStep (EIST) | + | |
| Enhanced SpeedStep (EIST) | + | |
| Turbo Boost Technology | — | |
| Hyper-Threading Technology | — | |
| Idle States | + | |
| Thermal Monitoring | + | |
| Demand Based Switching | — | |
| FSB parity | — |
Security technologies
Processor technologies aimed at improving security, for example, by protecting against hacks.
| TXT | — | |
| EDB | + |
Virtualization technologies
Supported virtual machine optimization technologies.
Some are specific to Intel only, some to AMD.
Memory specs
Types, maximum amount and channel number of RAM supported by Core 2 Duo E4400’s memory controller. Depending on the motherboard, higher memory frequency may be supported.
| Supported memory types | DDR1, DDR2, DDR3 | of 5200 (Ryzen 5 7600X) |
Benchmark performance
Single-core and multi-core benchmark results of Core 2 Duo E4400. Overall benchmark performance is measured in points in 0-100 range, higher is better.
Overall score
This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.
Core 2 Duo E4400
0.64
- Passmark
- GeekBench 5 Single-Core
- GeekBench 5 Multi-Core
Passmark
Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation.
There is also one separate single-threaded scenario measuring single-core performance.
Benchmark coverage: 69%
Core 2 Duo E4400
650
GeekBench 5 Single-Core
GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.
Benchmark coverage: 38%
Core 2 Duo E4400
240
GeekBench 5 Multi-Core
GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.
Benchmark coverage: 38%
Core 2 Duo E4400
428
Relative perfomance
Overall Core 2 Duo E4400 performance compared to nearest competitors among desktop CPUs.
AMD Athlon 64 X2 4000+
101.56
AMD Athlon 64 X2 4800+
101.56
AMD Athlon 64 FX-53
100
Intel Core 2 Duo E4400
100
AMD Athlon 64 3800+
98.44
Intel Pentium Dual-Core E2160
98.44
AMD Athlon 64 X2 3800+
96.88
AMD equivalent
We believe that the nearest equivalent to Core 2 Duo E4400 from AMD is Athlon 64 FX-53, which is nearly equal in speed and lower by 3 positions in our rating.
Athlon 64
FX-53
Compare
Here are some closest AMD rivals to Core 2 Duo E4400:
AMD Athlon 64 X2 4800+
101.
56
AMD Athlon 64 X2 4000+
101.56
AMD Athlon 64 FX-53
100
Intel Core 2 Duo E4400
100
AMD Athlon 64 3800+
98.44
AMD Athlon 64 X2 3800+
96.88
AMD Athlon 64 3600+
93.75
Similar processors
Here is our recommendation of several processors that are more or less close in performance to the one reviewed.
Athlon 64
X2 4000+
Compare
Pentium Dual
Core E2160
Compare
Athlon 64
X2 3800+
Compare
Celeron
E1500
Compare
Pentium Dual
Core E2180
Compare
Pentium
E2180
Compare
Recommended graphics cards
These graphics cards are most commonly used with Core 2 Duo E4400 according to our statistics.
GeForce
210
7.5%
GeForce
9500 GT
4.5%
GeForce GT
240
3.7%
GeForce GTS
250
3.5%
GeForce
9800 GT
3.2%
GeForce GT
710
3%
GeForce GT
430
2.7%
GeForce GT
730
2.
5%
GeForce
9600 GT
2.5%
GeForce
8600 GT
2.2%
User rating
Here is the rating given to the reviewed processor by our users. Let others know your opinion by rating it yourself.
Questions and comments
Here you can ask a question about Core 2 Duo E4400, agree or disagree with our judgements, or report an error or mismatch.
Please enable JavaScript to view the comments powered by Disqus.
Intel Core 2 Duo E4400
Top specs and features
- Passmark test
- Power Consumption (TDP)
- Technological process
- Number of transistors
- Number of Cores
Passmark test
Intel Core 2 Duo E4400:
624
Best indicator:
89379
Test results
Intel Core 2 Duo E4400:
4887
Best indicator:
Technology
Intel Core 2 Duo E4400:
2000
Best indicator:
Performance
Intel Core 2 Duo E4400:
1443
Best indicator:
Memory specification
Intel Core 2 Duo E4400:
19
Best indicator:
Description
The Intel Core 2 Duo E4400 processor is running at 2 Hz.
2 cores available. Power consumption at peak times can reach 65W.
Intel Core 2 Duo E4400 works on the 65 nm architecture. Total number of transistors 167 million
Regarding the memory specification.
Now about Intel Core 2 Duo E4400 tests. According to PassMark, the processor scored 624 of the possible points. After analyzing more than 4,000 processors, Intel Core 2 Duo E4400 ranked 2102 in the top rankings.
Why Intel Core 2 Duo E4400 is better than others
- Power Consumption (TDP) 65 W. This parameter is lower than that of 48%
- Passmark test 624 . This parameter is lower than that of 47%
- Technological process 65 nm. This parameter is higher than that of 81%
- Number of transistors 167 million. This parameter is lower than that of 41%
- Number of Cores 2 . This parameter is lower than that of 87%
- CPU base clock speed 2 GHz. This parameter is lower than that of 62%
- L2 cache size 2 MB. This parameter is lower than that of 33%
- L1 cache size 64 KB.
This parameter is lower than that of 60%
Review Intel Core 2 Duo E4400
Test results
Technology
Performance
Memory specification
Interfaces and communications
Main characteristics
Review Intel Core 2 Duo E4400: highlights
Passmark test
The PassMark benchmark takes read speed, write speed, and seek times into account when benchmarking SSD performance.
624
max 89379
Average: 6033.5
89379
Rate test results
-
1
2
3
4
5
6
7
8
9
10
AES
Not available
Thermal control technologies
Available
Function Execute override bit
Available
Intel Trusted Execution Technology
Not available
Rate technology
-
1
2
3
4
5
6
7
8
9
10
L1 cache size
Large amount of L1 memory speeds up results in CPU and system performance tweaks
64 KB
max 4608
Average: 299.
3 KB
4608 KB
L2 cache size
L2 cache with large amounts of RAM allows for increased processor speed and overall system performance.
2 MB
max 512
Average: 4.5 MB
512 MB
Number of Cores
2
max 72
Average: 5.8
72
CPU base clock speed
2 GHz
max 4.7
Average: 2.5 GHz
4.7 GHz
Idle States
Available
FSB parity
Not available
Rate performance
-
1
2
3
4
5
6
7
8
9
10
System bus frequency
Data between computer components and other devices is transferred via the bus.
800 GT/s
max 1600
Average: 156.1 GT/s
1600 GT/s
Rate memory specification
-
1
2
3
4
5
6
7
8
9
10
Enhanced SpeedStep (EIST)
Available
Uses hyper-threading technology
Many Intel processors use modern hyper-precision technology. Thus, each processor core runs simultaneously on two threads, which significantly increases performance. Most processors work according to the principle: one thread per core, therefore, their performance is lower.
Show more
Not available
Socket
LGA775
Thermal Monitoring
Available
Demand Based Switching
Not available
TXT
Not available
EDB
Available
VT-x
Not available
Rate interfaces and communications
-
1
2
3
4
5
6
7
8
9
10
Technological process
The small size of the semiconductors means this is a new generation chip.
65 nm
Average: 36.8 nm
5 nm
Number of transistors
The higher their number, the more processor power this indicates.
167 million
max 57000
Average: 1517.3 million
57000 million
Power Consumption (TDP)
Heat Dissipation Requirements (TDP) is the maximum possible amount of energy dissipated by the cooling system. The lower the TDP, the less power will be consumed
Show more
65 W
Average: 67.6 W
0.025 W
State
Discontinued
date of release
01.04.2007
Embedded options available
Not available
Case size
37.
5mm x 37.5mm
Supports 64-bit system
A 64-bit system, as opposed to a 32-bit system, can support more than 4 GB of RAM. This increases productivity. It also allows you to run 64-bit applications.
Show more
Available
Architecture codename
Conroe
Maximum Case Temperature (TCase)
73 °C
max 105
Average: 75.1 °C
105 °C
Appointment
Desktop
Rate main characteristics
-
1
2
3
4
5
6
7
8
9
10
FAQ
How fast is Intel Core 2 Duo E4400 on the 5600X?
The processor is running at 2 GHz.
How many cores does Intel Core 2 Duo E4400 have?
2 cores.
Which socket is Intel Core 2 Duo E4400
Use LGA775 to set Intel Core 2 Duo E4400.
Is Intel Core 2 Duo E4400 a 64-bit processor
What architecture does Intel Core 2 Duo E4400 use?
Intel Core 2 Duo E4400 is built on the Conroe architecture.
What is the frequency of the Intel Core 2 Duo E4400 processor?
The Intel Core 2 Duo E4400 processor is running at 2 Hz.
How many watts does Intel Core 2 Duo E4400 consume?
Power consumption at peak times can reach 65 Watts.
Intel Core 2 Duo E4400
Top specifications and features
- PassMark CPU score
- Heat dissipation (TDP)
- Technological process
- Number of transistors
- Number of Cores
PassMark CPU
Intel Core 2 Duo E4400 score:
624
Best score:
89379
Test results of
Intel Core 2 Duo E4400:
4887
Best score:
Technologies
Intel Core 2 Duo E4400:
2000
Best score:
Performance
Intel Core 2 Duo E4400:
1443
Best score:
Memory Specification
Intel Core 2 Duo E4400:
19
Best score:
Description
Intel Core 2 Duo E4400 processor running at 2 Hz.
2 cores available. Power consumption at peak times can reach 65 watts.
Intel Core 2 Duo E4400 runs on 65nm architecture. Total number of transistors 167 million
Regarding memory specification.
Now about the tests of Intel Core 2 Duo E4400. According to PassMark, the processor scored 624 out of a possible score. Based on the analysis of more than 4000 processors, Intel Core 2 Duo E4400 ranked 2102 in the ranking of the best.
Why Intel Core 2 Duo E4400 is better than others
- Thermal Dissipation (TDP) 65 W. This parameter is lower than 48%
- PassMark CPU 624 score. This parameter is lower than 47%
- Process 65 nm. This parameter is higher than 81%
- Number of transistors 167 million. This parameter is lower than 41%
- Number of cores 2 . This setting is lower than 87%
- Processor base clock speed 2 GHz. This setting is lower than 62%
- L2 cache size 2 MB. This parameter is lower than 33%
- L1 cache size 64 KB.
This parameter is lower than that of 60%
Overview Intel Core 2 Duo E4400
Test results
Technology
Performance
Memory specification
Interfaces and communications
Main characteristics
Intel Core 2 Duo E4400 Review: Highlights
PassMark CPU score
The PassMark benchmark considers read speed, write speed, and seek time when testing SSD performance.
Show all
624
max 89379
Average: 6033.5
89379
AES
No
Thermal Control Technologies
Yes
Function Execute override bit
Yes
Intel Trusted Execution Technology
No
L1 cache size
Large amount of L1 memory accelerates results in CPU and system performance settings
Show all
64KB
max 4608
Average: 299.
3 KB
4608KB
L2 Cache Size
L2 cache with large scratchpad memory to increase processor speed and overall system performance.
Show all
2MB
max 512
Average: 4.5 MB
512MB
Number of cores
2
max 72
Mean: 5.8
72
Processor base clock speed
2GHz
max 4.7
Average: 2.5 GHz
4.7GHz
Idle states
Yes
FSB parity
No
System bus frequency
Data between computer components and other devices is transferred via the bus.
Show all
800 GT/s
max 1600
Average: 156.1 GT/s
1600 GT/s
Enhanced SpeedStep (EIST)
Yes
Hyper-Threading Technology
Many Intel processors use state-of-the-art hyper-threading technology. Thus, each processor core works simultaneously on two threads, which significantly increases performance. Most processors work on the principle: one thread per core, therefore, their performance is lower.
Show all
No
Socket
LGA775
Thermal Monitoring
Yes
Demand Based Switching
No
TXT
No
EDB
Yes
VT-x
No
Process technology
The small size of the semiconductor means it is a new generation chip.
65 nm
Average: 36.8 nm
5nm
Number of transistors
167 million
max 57000
Average: 1517.3 million
57000 million
Heat Dissipation (TDP)
The Heat Dissipation Requirements (TDP) is the maximum amount of energy that can be dissipated by the cooling system. The lower the TDP, the less power will be consumed.
Show all
65W
Average: 67.6W
0.025W
Status
Discontinued
Release date
04/01/2007
Embedded options available
No
Case size
37.5mm x 37.5mm
Supports 64-bit system
A 64-bit system, unlike a 32-bit system, can support more than 4 GB of RAM.
This increases productivity. It also allows you to run 64-bit applications.
Show all
Yes
Code name
Conroe
Maximum temperature Tcase
73°C
max 105
Average: 75.1 °C
105°C
Purpose
Desktop
FAQ
How fast is the Intel Core 2 Duo E4400 5600X?
The processor runs at 2 GHz.
How many cores does the Intel Core 2 Duo E4400 have?
2 cores.
What is the socket of the Intel Core 2 Duo E4400
LGA775 is used to install the Intel Core 2 Duo E4400.
Is the Intel Core 2 Duo E4400 a 64-bit processor
Yes
What architecture does the Intel Core 2 Duo E4400 use?
The Intel Core 2 Duo E4400 is based on the Conroe architecture.
What is the frequency of the Intel Core 2 Duo E4400 processor?
Intel Core 2 Duo E4400 processor running at 2 Hz.
How many watts does the Intel Core 2 Duo E4400 consume?
Power consumption at peak times can be up to 65 watts.
leave your feedback
Core 2 Duo E4400 [in 3 benchmarks]
Intel
Core 2 Duo E4400
- Interface
- Core frequency
- Video memory size
- Memory type
- Memory frequency
- Maximum resolution
Description
Intel started Intel Core 2 Duo E4400 sales in July 2007. This is Allendale architecture desktop processor primarily aimed at office systems. It has 2 cores and 2 threads and is manufactured using 65 nm process technology, the maximum frequency is 2000 MHz, the multiplier is locked.
In terms of compatibility, this is an LGA775 socket processor with a TDP of 65W. It supports DDR1, DDR2, DDR3 memory.
It provides poor benchmark performance at
0.64%
from the leader, which is AMD EPYC 7h22.
Core 2
Duo E4400
vs
EPYC
7h22
General information
Information about the type (desktop or laptop) and architecture of the Core 2 Duo E4400, as well as when sales started and cost at the time.
Features
Core 2 Duo E4400 quantitative parameters such as number of cores and threads, clock speeds, manufacturing process, cache size and multiplier lock state. They indirectly speak about the performance of the processor, but for an accurate assessment, you need to consider the results of the tests.
| Core | 2 | ||
| Threads | 9047 3 4 0474
| 0.85V-1.5V |
|
|
Compatible
Information on Core 2 Duo E4400 compatibility with other computer components.
Useful, for example, when choosing the configuration of a future computer or to upgrade an existing one.
Please note that the power consumption of some processors can significantly exceed their nominal TDP even without overclocking. Some may even double their claims if the motherboard allows you to adjust the power settings of the processor.
| AES-NI | — | ||
| Enhanced SpeedStep (EIST) | + | ||
| Enhanced SpeedStep (EIST) | + | ||
| Turbo Boost Technology | — | ||
Hyper-Threading Technology0005
Tests in the Benchm.
|
The overall score is set from 0 to 100, where 100 corresponds to the fastest processor at the moment. 
This version uses only one processor core. 
44
5% 