Intel Atom Z3775D vs Intel Xeon Gold 6448Y

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CPU comparison with benchmarks


Intel Atom Z3775D CPU1 vs CPU2 Intel Xeon Gold 6448Y
Intel Atom Z3775D Intel Xeon Gold 6448Y

CPU comparison

In this CPU comparison, we compare the Intel Atom Z3775D and the Intel Xeon Gold 6448Y and use benchmarks to check which processor is faster.

We compare the Intel Atom Z3775D 4 core processor released in Q1/2014 with the Intel Xeon Gold 6448Y which has 32 CPU cores and was introduced in Q1/2023.
Intel Atom (108) Family Intel Xeon Gold (163)
Intel Atom Z3700 (16) CPU group Intel Xeon Gold 5400/6400 (25)
4 Generation 4
Bay Trail Architecture Sapphire Rapids
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3775D is a 4 core processor with a clock frequency of 1.49 GHz (2.41 GHz). The processor can compute 4 threads at the same time. The Intel Xeon Gold 6448Y clocks with 2.10 GHz (4.10 GHz), has 32 CPU cores and can calculate 64 threads in parallel.

Intel Atom Z3775D Characteristic Intel Xeon Gold 6448Y
4 Cores 32
4 Threads 64
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.49 GHz Frequency 2.10 GHz
2.41 GHz Turbo Frequency (1 Core) 4.10 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 Atom Z3775D Characteristic Intel Xeon Gold 6448Y
-- 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 (Bay Trail GT1) GPU no iGPU
0.31 GHz GPU frequency --
0.79 GHz GPU (Turbo) --
7 GPU Generation --
22 nm Technology
2 Max. displays
4 Compute units --
32 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.2 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 (Bay Trail GT1) 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 2 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom Z3775D, while the Intel Xeon Gold 6448Y supports a maximum of 4096 GB of memory with a maximum memory bandwidth of 307.2 GB/s enabled.

Intel Atom Z3775D Characteristic Intel Xeon Gold 6448Y
DDR3L-1333 Memory DDR5-4400, DDR5-4800
2 GB Max. Memory 4096 GB
1 (Single Channel) Memory channels 8 (Octa Channel)
10.6 GB/s Max. Bandwidth 307.2 GB/s
No ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 60.00 MB
-- PCIe version 5.0
-- PCIe lanes 80
-- PCIe Bandwidth 315.0 GB/s

Thermal Management

The Intel Atom Z3775D has a TDP of 4 W. The TDP of the Intel Xeon Gold 6448Y is 225 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom Z3775D Characteristic Intel Xeon Gold 6448Y
4 W TDP (PL1 / PBP) 225 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. --

Technical details

The Intel Atom Z3775D has 2.00 MB cache and is manufactured in 22 nm. The cache of Intel Xeon Gold 6448Y is at 60.00 MB. The processor is manufactured in 10 nm.

Intel Atom Z3775D Characteristic Intel Xeon Gold 6448Y
22 nm Technology 10 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
BGA 1380 Socket LGA 4677
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows, Linux
Q1/2014 Release date Q1/2023
35 $ Release price 3583 $
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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 Atom Z3775D Intel Atom Z3775D
Intel HD Graphics (Bay Trail GT1) @ 0.79 GHz
51 (100%)
Intel Xeon Gold 6448Y Intel Xeon Gold 6448Y
@ 0.00 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 Atom Z3775D Intel Atom Z3775D
4C 4T @ 1.49 GHz
794 (100%)
Intel Xeon Gold 6448Y Intel Xeon Gold 6448Y
32C 64T @ 2.10 GHz
0 (0%)

Devices using this processor

Intel Atom Z3775D Intel Xeon Gold 6448Y
Unknown Unknown

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