Intel Xeon Gold 6126T vs Intel Atom Z3740

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CPU comparison with benchmarks


Intel Xeon Gold 6126T CPU1 vs CPU2 Intel Atom Z3740
Intel Xeon Gold 6126T Intel Atom Z3740

CPU comparison

Intel Xeon Gold 6126T or Intel Atom Z3740 - 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 Gold 6126T has 12 cores with 24 threads and clocks with a maximum frequency of 3.70 GHz. Up to 768 GB of memory is supported in 6 memory channels. The Intel Xeon Gold 6126T was released in Q3/2017.

The Intel Atom Z3740 has 4 cores with 4 threads and clocks with a maximum frequency of 1.86 GHz. The CPU supports up to 4 GB of memory in 2 memory channels. The Intel Atom Z3740 was released in Q3/2013.
Intel Xeon Gold (163) Family Intel Atom (101)
Intel Xeon Gold 5100/6100 (34) CPU group Intel Atom Z3700 (16)
1 Generation 4
Skylake Architecture Bay Trail
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Gold 6126T is a 12 core processor with a clock frequency of 2.60 GHz (3.70 GHz). The Intel Atom Z3740 has 4 CPU cores with a clock frequency of 1.33 GHz (1.86 GHz).

Intel Xeon Gold 6126T Characteristic Intel Atom Z3740
12 Cores 4
24 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.60 GHz Frequency 1.33 GHz
3.70 GHz Turbo Frequency (1 Core) 1.86 GHz
3.00 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 Gold 6126T Characteristic Intel Atom Z3740
-- 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 Intel HD Graphics (Bay Trail GT1)
GPU frequency 0.31 GHz
-- GPU (Turbo) 0.67 GHz
-- GPU Generation 7
Technology 22 nm
Max. displays 2
-- Compute units 4
-- Shader 32
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 11.2

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 Intel HD Graphics (Bay Trail GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

The Intel Xeon Gold 6126T supports a maximum of 768 GB of memory in 6 memory channels. The Intel Atom Z3740 can connect up to 4 GB of memory in 2 memory channels.

Intel Xeon Gold 6126T Characteristic Intel Atom Z3740
DDR4-2666 Memory LPDDR3-1066
768 GB Max. Memory 4 GB
6 (Hexa Channel) Memory channels 2 (Dual Channel)
128.1 GB/s Max. Bandwidth 17.1 GB/s
Yes ECC No
-- L2 Cache --
19.00 MB L3 Cache 2.00 MB
3.0 PCIe version --
48 PCIe lanes --
47.3 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Xeon Gold 6126T has a TDP of 125 W, that of the Intel Atom Z3740 is 4 W.

Intel Xeon Gold 6126T Characteristic Intel Atom Z3740
125 W TDP (PL1 / PBP) 4 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 90 °C

Technical details

The Intel Xeon Gold 6126T has a 19.00 MB cache, while the Intel Atom Z3740 cache has a total of 2.00 MB.

Intel Xeon Gold 6126T Characteristic Intel Atom Z3740
14 nm Technology 22 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
LGA 3647 Socket BGA 1380
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q3/2017 Release date Q3/2013
1850 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon Gold 6126T (100%)
Intel Atom Z3740 (11%)
⌀ Multi core performance in 0 CPU benchmarks
Intel Xeon Gold 6126T (0%)
Intel Atom Z3740 (0%)

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 Xeon Gold 6126T Intel Xeon Gold 6126T
12C 24T @ 3.70 GHz
1238 (100%)
Intel Atom Z3740 Intel Atom Z3740
4C 4T @ 1.86 GHz
142 (11%)

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 Gold 6126T Intel Xeon Gold 6126T
12C 24T @ 3.70 GHz
0 (0%)
Intel Atom Z3740 Intel Atom Z3740
4C 4T @ 1.86 GHz
187 (100%)

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 Gold 6126T Intel Xeon Gold 6126T
12C 24T @ 3.00 GHz
0 (0%)
Intel Atom Z3740 Intel Atom Z3740
4C 4T @ 1.33 GHz
665 (100%)

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 Xeon Gold 6126T Intel Xeon Gold 6126T
12C 24T @ 3.00 GHz
0 (0%)
Intel Atom Z3740 Intel Atom Z3740
4C 4T @ 1.33 GHz
300 (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 Xeon Gold 6126T Intel Xeon Gold 6126T
@ 0.00 GHz
0 (0%)
Intel Atom Z3740 Intel Atom Z3740
Intel HD Graphics (Bay Trail GT1) @ 0.67 GHz
43 (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 Xeon Gold 6126T Intel Xeon Gold 6126T
12C 24T @ 3.00 GHz
0 (0%)
Intel Atom Z3740 Intel Atom Z3740
4C 4T @ 1.33 GHz
639 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Xeon Gold 6126T Intel Xeon Gold 6126T
12C 24T @ 3.70 GHz
161 (100%)
Intel Atom Z3740 Intel Atom Z3740
4C 4T @ 1.86 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Xeon Gold 6126T Intel Xeon Gold 6126T
12C 24T @ 3.00 GHz
1996 (100%)
Intel Atom Z3740 Intel Atom Z3740
4C 4T @ 1.33 GHz
0 (0%)

Devices using this processor

Intel Xeon Gold 6126T Intel Atom Z3740
Unknown Unknown

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