Intel Core2 Duo E4400 vs Intel Xeon D-1523N

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CPU comparison with benchmarks


Intel Core2 Duo E4400 CPU1 vs CPU2 Intel Xeon D-1523N
Intel Core2 Duo E4400 Intel Xeon D-1523N

CPU comparison

Intel Core2 Duo E4400 or Intel Xeon D-1523N - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core2 Duo E4400 has 2 cores with 2 threads and clocks with a maximum frequency of 2.00 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core2 Duo E4400 was released in Q3/2007.

The Intel Xeon D-1523N has 4 cores with 8 threads and clocks with a maximum frequency of 2.60 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Xeon D-1523N was released in Q3/2017.
Intel Core2 Duo (29) Family Intel Xeon D (79)
Intel Core 2 Duo E4000/E6000 (15) CPU group Intel Xeon D-1500 (22)
1 Generation 1
Conroe (Core) Architecture Broadwell
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core2 Duo E4400 is a 2 core processor with a clock frequency of 2.00 GHz. The Intel Xeon D-1523N has 4 CPU cores with a clock frequency of 2.00 GHz (2.60 GHz).

Intel Core2 Duo E4400 Characteristic Intel Xeon D-1523N
2 Cores 4
2 Threads 8
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
2.00 GHz Frequency 2.00 GHz
-- Turbo Frequency (1 Core) 2.60 GHz
-- Turbo Frequency (All Cores) 2.20 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core2 Duo E4400 Characteristic Intel Xeon D-1523N
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

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

The Intel Core2 Duo E4400 supports a maximum of 16 GB of memory in 2 memory channels. The Intel Xeon D-1523N can connect up to 128 GB of memory in 2 memory channels.

Intel Core2 Duo E4400 Characteristic Intel Xeon D-1523N
DDR3-1333, DDR2-1066 Memory DDR4-2400
16 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 38.4 GB/s
No ECC Yes
2.00 MB L2 Cache 6.00 MB
-- L3 Cache --
-- PCIe version 3.0
-- PCIe lanes 32
-- PCIe Bandwidth 31.5 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core2 Duo E4400 has a TDP of 65 W, that of the Intel Xeon D-1523N is 45 W.

Intel Core2 Duo E4400 Characteristic Intel Xeon D-1523N
65 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core2 Duo E4400 has a 2.00 MB cache, while the Intel Xeon D-1523N cache has a total of 6.00 MB.

Intel Core2 Duo E4400 Characteristic Intel Xeon D-1523N
65 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3 ISA extensions SSE4.1, SSE4.2, AVX2
LGA 775 Socket BGA 1667
VT-x Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2007 Release date Q3/2017
-- Release price 274 $
show more data show more data


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Here you can rate the Intel Xeon D-1523N to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


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 Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
292 (100%)
Intel Xeon D-1523N Intel Xeon D-1523N
4C 8T @ 2.60 GHz
0 (0%)

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 Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
532 (100%)
Intel Xeon D-1523N Intel Xeon D-1523N
4C 8T @ 2.20 GHz
0 (0%)

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 Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
632 (100%)
Intel Xeon D-1523N Intel Xeon D-1523N
4C 8T @ 2.20 GHz
0 (0%)

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 Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
312 (100%)
Intel Xeon D-1523N Intel Xeon D-1523N
4C 8T @ 2.00 GHz
0 (0%)

Devices using this processor

Intel Core2 Duo E4400 Intel Xeon D-1523N
Unknown Unknown

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