Intel Core i5-3450S vs Intel Xeon D-1577

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CPU comparison with benchmarks


Intel Core i5-3450S CPU1 vs CPU2 Intel Xeon D-1577
Intel Core i5-3450S Intel Xeon D-1577

CPU comparison

In this CPU comparison, we compare the Intel Core i5-3450S and the Intel Xeon D-1577 and use benchmarks to check which processor is faster.

We compare the Intel Core i5-3450S 4 core processor released in Q2/2012 with the Intel Xeon D-1577 which has 16 CPU cores and was introduced in Q3/2017.
Intel Core i5 (331) Family Intel Xeon D (79)
Intel Core i 3000 (31) CPU group Intel Xeon D-1500 (22)
3 Generation 1
Ivy Bridge S Architecture Broadwell
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i5-3450S is a 4 core processor with a clock frequency of 2.80 GHz (3.50 GHz). The processor can compute 4 threads at the same time. The Intel Xeon D-1577 clocks with 1.30 GHz (2.10 GHz), has 16 CPU cores and can calculate 32 threads in parallel.

Intel Core i5-3450S Characteristic Intel Xeon D-1577
4 Cores 16
4 Threads 32
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.80 GHz Frequency 1.30 GHz
3.50 GHz Turbo Frequency (1 Core) 2.10 GHz
-- Turbo Frequency (All Cores) 1.30 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 Core i5-3450S Characteristic Intel Xeon D-1577
-- AI hardware --
-- AI specifications --

Internal Graphics

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.

Intel HD Graphics 2500 GPU no iGPU
0.65 GHz GPU frequency --
1.10 GHz GPU (Turbo) --
7 GPU Generation --
22 nm Technology
3 Max. displays
6 Compute units --
48 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.0 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.

Intel HD Graphics 2500 GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

Up to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-3450S, while the Intel Xeon D-1577 supports a maximum of 128 GB of memory with a maximum memory bandwidth of 34.1 GB/s enabled.

Intel Core i5-3450S Characteristic Intel Xeon D-1577
DDR3-1600 Memory DDR4-2133
32 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 34.1 GB/s
No ECC Yes
-- L2 Cache 24.00 MB
6.00 MB L3 Cache --
3.0 PCIe version 3.0
16 PCIe lanes 32
15.8 GB/s PCIe Bandwidth 31.5 GB/s

Thermal Management

The Intel Core i5-3450S has a TDP of 65 W. The TDP of the Intel Xeon D-1577 is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-3450S Characteristic Intel Xeon D-1577
65 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i5-3450S has 6.00 MB cache and is manufactured in 22 nm. The cache of Intel Xeon D-1577 is at 24.00 MB. The processor is manufactured in 14 nm.

Intel Core i5-3450S Characteristic Intel Xeon D-1577
22 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX2
LGA 1155 Socket BGA 1667
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2012 Release date Q3/2017
195 $ Release price 1258 $
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i5-3450S (100%)
Intel Xeon D-1577 (85%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i5-3450S (40%)
Intel Xeon D-1577 (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 Core i5-3450S Intel Core i5-3450S
4C 4T @ 3.50 GHz
745 (100%)
Intel Xeon D-1577 Intel Xeon D-1577
16C 32T @ 2.10 GHz
578 (78%)

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 Core i5-3450S Intel Core i5-3450S
4C 4T @ 2.80 GHz
2410 (38%)
Intel Xeon D-1577 Intel Xeon D-1577
16C 32T @ 1.30 GHz
6308 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i5-3450S Intel Core i5-3450S
4C 4T @ 3.50 GHz
691 (100%)
Intel Xeon D-1577 Intel Xeon D-1577
16C 32T @ 2.10 GHz
627 (91%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i5-3450S Intel Core i5-3450S
4C 4T @ 2.80 GHz
1902 (44%)
Intel Xeon D-1577 Intel Xeon D-1577
16C 32T @ 1.30 GHz
4308 (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 Core i5-3450S Intel Core i5-3450S
4C 4T @ 2.80 GHz
4350 (37%)
Intel Xeon D-1577 Intel Xeon D-1577
16C 32T @ 1.30 GHz
11628 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i5-3450S Intel Core i5-3450S
Intel HD Graphics 2500 @ 1.10 GHz
106 (100%)
Intel Xeon D-1577 Intel Xeon D-1577
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Core i5-3450S Intel Xeon D-1577
Unknown Unknown

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