Intel Xeon D-1749NT vs Intel Core2 Duo E4400

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CPU comparison with benchmarks


Intel Xeon D-1749NT CPU1 vs CPU2 Intel Core2 Duo E4400
Intel Xeon D-1749NT Intel Core2 Duo E4400

CPU comparison

Intel Xeon D-1749NT or Intel Core2 Duo E4400 - 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 Xeon D-1749NT has 10 cores with 20 threads and clocks with a maximum frequency of 3.50 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Xeon D-1749NT was released in Q1/2022.

The Intel Core2 Duo E4400 has 2 cores with 2 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core2 Duo E4400 was released in Q3/2007.
Intel Xeon D (79) Family Intel Core2 Duo (29)
Intel Xeon D-1700 (20) CPU group Intel Core 2 Duo E4000/E6000 (15)
4 Generation 1
Ice Lake Architecture Conroe (Core)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon D-1749NT is a 10 core processor with a clock frequency of 3.00 GHz (3.50 GHz). The Intel Core2 Duo E4400 has 2 CPU cores with a clock frequency of 2.00 GHz.

Intel Xeon D-1749NT Characteristic Intel Core2 Duo E4400
10 Cores 2
20 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
3.00 GHz Frequency 2.00 GHz
3.50 GHz Turbo Frequency (1 Core) --
3.30 GHz Turbo Frequency (All Cores) --

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 Xeon D-1749NT Characteristic Intel Core2 Duo E4400
-- 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 Xeon D-1749NT supports a maximum of 256 GB of memory in 2 memory channels. The Intel Core2 Duo E4400 can connect up to 16 GB of memory in 2 memory channels.

Intel Xeon D-1749NT Characteristic Intel Core2 Duo E4400
DDR4-2666 Memory DDR3-1333, DDR2-1066
256 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
42.7 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
15.00 MB L2 Cache 2.00 MB
-- L3 Cache --
4.0 PCIe version --
16 PCIe lanes --
31.5 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon D-1749NT has a TDP of 90 W, that of the Intel Core2 Duo E4400 is 65 W.

Intel Xeon D-1749NT Characteristic Intel Core2 Duo E4400
90 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon D-1749NT has a 15.00 MB cache, while the Intel Core2 Duo E4400 cache has a total of 2.00 MB.

Intel Xeon D-1749NT Characteristic Intel Core2 Duo E4400
10 nm Technology 65 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions MMX, SSE, SSE2, SSE3
BGA 2227 Socket LGA 775
VT-x, VT-x EPT, VT-d Virtualization VT-x
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2022 Release date Q3/2007
1189 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks

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 Xeon D-1749NT Intel Xeon D-1749NT
10C 20T @ 3.50 GHz
1045 (100%)
Intel Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
292 (28%)

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 Xeon D-1749NT Intel Xeon D-1749NT
10C 20T @ 3.30 GHz
8820 (100%)
Intel Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
532 (6%)

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 Xeon D-1749NT Intel Xeon D-1749NT
10C 20T @ 3.30 GHz
0 (0%)
Intel Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
632 (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 Xeon D-1749NT Intel Xeon D-1749NT
10C 20T @ 3.00 GHz
0 (0%)
Intel Core2 Duo E4400 Intel Core2 Duo E4400
2C 2T @ 2.00 GHz
312 (100%)

Devices using this processor

Intel Xeon D-1749NT Intel Core2 Duo E4400
Unknown Unknown

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