Intel Xeon D-1749NT vs Intel Xeon D-1557

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CPU comparison with benchmarks


Intel Xeon D-1749NT CPU1 vs CPU2 Intel Xeon D-1557
Intel Xeon D-1749NT Intel Xeon D-1557

CPU comparison

Intel Xeon D-1749NT or Intel Xeon D-1557 - 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 Xeon D-1557 has 12 cores with 24 threads and clocks with a maximum frequency of 2.10 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Xeon D-1557 was released in Q3/2017.
Intel Xeon D (79) Family Intel Xeon D (79)
Intel Xeon D-1700 (20) CPU group Intel Xeon D-1500 (22)
4 Generation 1
Ice Lake Architecture Broadwell
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 Xeon D-1557 has 12 CPU cores with a clock frequency of 1.50 GHz (2.10 GHz).

Intel Xeon D-1749NT Characteristic Intel Xeon D-1557
10 Cores 12
20 Threads 24
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.00 GHz Frequency 1.50 GHz
3.50 GHz Turbo Frequency (1 Core) 2.10 GHz
3.30 GHz Turbo Frequency (All Cores) 1.50 GHz

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 Xeon D-1749NT Characteristic Intel Xeon D-1557
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 Xeon D-1557 can connect up to 128 GB of memory in 2 memory channels.

Intel Xeon D-1749NT Characteristic Intel Xeon D-1557
DDR4-2666 Memory DDR4-2133
256 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
42.7 GB/s Max. Bandwidth 34.1 GB/s
Yes ECC Yes
15.00 MB L2 Cache 18.00 MB
-- L3 Cache --
4.0 PCIe version 3.0
16 PCIe lanes 32
31.5 GB/s PCIe Bandwidth 31.5 GB/s

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 Xeon D-1557 is 45 W.

Intel Xeon D-1749NT Characteristic Intel Xeon D-1557
90 W TDP (PL1 / PBP) 45 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 Xeon D-1557 cache has a total of 18.00 MB.

Intel Xeon D-1749NT Characteristic Intel Xeon D-1557
10 nm Technology 14 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 SSE4.1, SSE4.2, AVX2
BGA 2227 Socket BGA 1667
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2022 Release date Q3/2017
1189 $ Release price 743 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon D-1749NT (100%)
Intel Xeon D-1557 (56%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Xeon D-1749NT (100%)
Intel Xeon D-1557 (63%)

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 Xeon D-1557 Intel Xeon D-1557
12C 24T @ 2.10 GHz
582 (56%)

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 Xeon D-1557 Intel Xeon D-1557
12C 24T @ 1.50 GHz
5518 (63%)

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 Xeon D-1557 Intel Xeon D-1557
12C 24T @ 1.50 GHz
7127 (100%)

Devices using this processor

Intel Xeon D-1749NT Intel Xeon D-1557
Unknown Unknown

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