Intel Pentium E5400 vs Intel Core2 Duo E7400

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CPU comparison with benchmarks


Intel Pentium E5400 CPU1 vs CPU2 Intel Core2 Duo E7400
Intel Pentium E5400 Intel Core2 Duo E7400

CPU comparison

In this CPU comparison, we compare the Intel Pentium E5400 and the Intel Core2 Duo E7400 and use benchmarks to check which processor is faster.

We compare the Intel Pentium E5400 2 core processor released in Q1/2009 with the Intel Core2 Duo E7400 which has 2 CPU cores and was introduced in Q4/2008.
Intel Pentium (150) Family Intel Core2 Duo (29)
Intel Pentium E5000/E6000 (13) CPU group Intel Core 2 Duo E7000/E8000 (14)
2 Generation 2
Wolfdale (Penryn) Architecture Wolfdale (Penryn)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Pentium E5400 is a 2 core processor with a clock frequency of 2.70 GHz. The processor can compute 2 threads at the same time. The Intel Core2 Duo E7400 clocks with 2.80 GHz, has 2 CPU cores and can calculate 2 threads in parallel.

Intel Pentium E5400 Characteristic Intel Core2 Duo E7400
2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? Yes
2.70 GHz Frequency 2.80 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Pentium E5400 Characteristic Intel Core2 Duo E7400
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- DirectX Version --

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to 16 GB of memory in a maximum of 2 memory channels is supported by the Intel Pentium E5400, while the Intel Core2 Duo E7400 supports a maximum of 16 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Pentium E5400 Characteristic Intel Core2 Duo E7400
DDR3-1333, DDR2-800 Memory DDR3-1333, DDR2-1066
16 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
2.00 MB L2 Cache 3.00 MB
-- L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The Intel Pentium E5400 has a TDP of 65 W. The TDP of the Intel Core2 Duo E7400 is 65 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Pentium E5400 Characteristic Intel Core2 Duo E7400
65 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Pentium E5400 has 2.00 MB cache and is manufactured in 45 nm. The cache of Intel Core2 Duo E7400 is at 3.00 MB. The processor is manufactured in 45 nm.

Intel Pentium E5400 Characteristic Intel Core2 Duo E7400
45 nm Technology 45 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3 ISA extensions MMX, SSE, SSE2, SSE3, SSE 4.1
LGA 775 Socket LGA 775
VT-x Virtualization VT-x
No AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2009 Release date Q4/2008
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Pentium E5400 (84%)
Intel Core2 Duo E7400 (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Pentium E5400 (91%)
Intel Core2 Duo E7400 (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Pentium E5400 Intel Pentium E5400
2C 2T @ 2.70 GHz
368 (84%)
Intel Core2 Duo E7400 Intel Core2 Duo E7400
2C 2T @ 2.80 GHz
437 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Pentium E5400 Intel Pentium E5400
2C 2T @ 2.70 GHz
658 (86%)
Intel Core2 Duo E7400 Intel Core2 Duo E7400
2C 2T @ 2.80 GHz
765 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Pentium E5400 Intel Pentium E5400
2C 2T @ 2.70 GHz
951 (92%)
Intel Core2 Duo E7400 Intel Core2 Duo E7400
2C 2T @ 2.80 GHz
1031 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Pentium E5400 Intel Pentium E5400
2C 2T @ 2.70 GHz
436 (96%)
Intel Core2 Duo E7400 Intel Core2 Duo E7400
2C 2T @ 2.80 GHz
453 (100%)

Devices using this processor

Intel Pentium E5400 Intel Core2 Duo E7400
Unknown Unknown

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