Intel Atom Z3736G vs Intel Core i3-1115GRE

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CPU comparison with benchmarks


Intel Atom Z3736G CPU1 vs CPU2 Intel Core i3-1115GRE
Intel Atom Z3736G Intel Core i3-1115GRE

CPU comparison

Intel Atom Z3736G or Intel Core i3-1115GRE - 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 Atom Z3736G has 4 cores with 4 threads and clocks with a maximum frequency of 2.16 GHz. Up to 1 GB of memory is supported in 1 memory channels. The Intel Atom Z3736G was released in Q2/2014.

The Intel Core i3-1115GRE has 2 cores with 4 threads and clocks with a maximum frequency of 3.90 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i3-1115GRE was released in Q3/2020.
Intel Atom (108) Family Intel Core i3 (205)
Intel Atom Z3700 (16) CPU group Intel Core i 11000H (17)
4 Generation 11
Bay Trail Architecture Tiger Lake H
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3736G has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Atom Z3736G is 1.33 GHz (2.16 GHz) while the Intel Core i3-1115GRE has 2 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Core i3-1115GRE is at 2.20 GHz (3.90 GHz).

Intel Atom Z3736G Characteristic Intel Core i3-1115GRE
4 Cores 2
4 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.33 GHz Frequency 2.20 GHz
2.16 GHz Turbo Frequency (1 Core) 3.90 GHz
-- Turbo Frequency (All Cores) 3.90 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 Atom Z3736G Characteristic Intel Core i3-1115GRE
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom Z3736G or Intel Core i3-1115GRE has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel HD Graphics (Bay Trail GT1) GPU Intel UHD Graphics (Tiger Lake G4)
0.31 GHz GPU frequency 0.30 GHz
0.65 GHz GPU (Turbo) 1.25 GHz
7 GPU Generation 11
22 nm Technology 10 nm
2 Max. displays 4
4 Compute units 48
32 Shader 384
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 32 GB
11.2 DirectX Version 12

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 Intel UHD Graphics (Tiger Lake G4)
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode
No Codec VP8 Decode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Atom Z3736G can use up to 1 GB of memory in 1 memory channels. The maximum memory bandwidth is 10.6 GB/s. The Intel Core i3-1115GRE supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 59.6 GB/s.

Intel Atom Z3736G Characteristic Intel Core i3-1115GRE
DDR3L-1333 Memory LPDDR4X-3733, DDR4-3200
1 GB Max. Memory 64 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
10.6 GB/s Max. Bandwidth 59.6 GB/s
No ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 6.00 MB
-- PCIe version 4.0
-- PCIe lanes 4
-- PCIe Bandwidth 7.9 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom Z3736G is 4 W, while the Intel Core i3-1115GRE has a TDP of 15 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom Z3736G Characteristic Intel Core i3-1115GRE
4 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up 28 W
-- TDP down 12 W
-- Tjunction max. 100 °C

Technical details

The Intel Atom Z3736G is manufactured in 22 nm and has 2.00 MB cache. The Intel Core i3-1115GRE is manufactured in 10 nm and has a 6.00 MB cache.

Intel Atom Z3736G Characteristic Intel Core i3-1115GRE
22 nm Technology 10 nm
Monolithic Chip design Monolithic
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 592 Socket BGA 1449
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Q2/2014 Release date Q3/2020
-- Release price 372 $
show more data show more data


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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 Z3736G Intel Atom Z3736G
Intel HD Graphics (Bay Trail GT1) @ 0.65 GHz
41 (4%)
Intel Core i3-1115GRE Intel Core i3-1115GRE
Intel UHD Graphics (Tiger Lake G4) @ 1.25 GHz
960 (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 Atom Z3736G Intel Atom Z3736G
4C 4T @ 2.16 GHz
0 (0%)
Intel Core i3-1115GRE Intel Core i3-1115GRE
2C 4T @ 3.90 GHz
1175 (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 Atom Z3736G Intel Atom Z3736G
4C 4T @ 1.33 GHz
0 (0%)
Intel Core i3-1115GRE Intel Core i3-1115GRE
2C 4T @ 3.90 GHz
2233 (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 Atom Z3736G Intel Atom Z3736G
4C 4T @ 1.33 GHz
0 (0%)
Intel Core i3-1115GRE Intel Core i3-1115GRE
2C 4T @ 3.90 GHz
4421 (100%)

Devices using this processor

Intel Atom Z3736G Intel Core i3-1115GRE
Unknown Unknown

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