Intel Atom Z3735F vs Intel Celeron N2840

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CPU comparison with benchmarks


Intel Atom Z3735F CPU1 vs CPU2 Intel Celeron N2840
Intel Atom Z3735F Intel Celeron N2840

CPU comparison

Intel Atom Z3735F or Intel Celeron N2840 - 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 Z3735F has 4 cores with 4 threads and clocks with a maximum frequency of 1.83 GHz. Up to 2 GB of memory is supported in 1 memory channels. The Intel Atom Z3735F was released in Q1/2014.

The Intel Celeron N2840 has 2 cores with 2 threads and clocks with a maximum frequency of 2.58 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Intel Celeron N2840 was released in Q2/2014.
Intel Atom (108) Family Intel Celeron (165)
Intel Atom Z3700 (16) CPU group Intel Celeron J1000/N2000 (17)
4 Generation 6
Bay Trail Architecture Bay Trail
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3735F has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Atom Z3735F is 1.33 GHz (1.83 GHz) while the Intel Celeron N2840 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Celeron N2840 is at 2.16 GHz (2.58 GHz).

Intel Atom Z3735F Characteristic Intel Celeron N2840
4 Cores 2
4 Threads 2
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.33 GHz Frequency 2.16 GHz
1.83 GHz Turbo Frequency (1 Core) 2.58 GHz
1.83 GHz Turbo Frequency (All Cores) 2.58 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 Z3735F Characteristic Intel Celeron N2840
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom Z3735F or Intel Celeron N2840 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 HD Graphics (Bay Trail GT1)
0.31 GHz GPU frequency 0.31 GHz
0.65 GHz GPU (Turbo) 0.79 GHz
7 GPU Generation 7
22 nm Technology 22 nm
2 Max. displays 2
4 Compute units 4
32 Shader 32
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
11.2 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.

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

Memory & PCIe

The Intel Atom Z3735F can use up to 2 GB of memory in 1 memory channels. The maximum memory bandwidth is 10.6 GB/s. The Intel Celeron N2840 supports up to 8 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

Intel Atom Z3735F Characteristic Intel Celeron N2840
DDR3L-1333 Memory DDR3-1333
2 GB Max. Memory 8 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
10.6 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 1.00 MB
-- PCIe version 2.0
-- PCIe lanes 4
-- PCIe Bandwidth 2.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom Z3735F is 4 W, while the Intel Celeron N2840 has a TDP of 7.5 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom Z3735F Characteristic Intel Celeron N2840
4 W TDP (PL1 / PBP) 7.5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 4.5 W
-- Tjunction max. 100 °C

Technical details

The Intel Atom Z3735F is manufactured in 22 nm and has 2.00 MB cache. The Intel Celeron N2840 is manufactured in 22 nm and has a 1.00 MB cache.

Intel Atom Z3735F Characteristic Intel Celeron N2840
22 nm Technology 22 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
BGA 592 Socket BGA 1170
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT
Yes AES-NI No
Operating systems Windows 10, Linux
Q1/2014 Release date Q2/2014
-- Release price 107 $
show more data show more data


Rate these processors

Here you can rate the Intel Atom Z3735F to help other visitors make their purchasing decisions. The average rating is 1.3 stars (4 ratings). Rate now:
Here you can rate the Intel Celeron N2840 to help other visitors make their purchasing decisions. The average rating is 1.0 stars (7 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Atom Z3735F (75%)
Intel Celeron N2840 (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Atom Z3735F (97%)
Intel Celeron N2840 (88%)

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 Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
186 (74%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.58 GHz
251 (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 Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
588 (100%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.58 GHz
460 (78%)

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 Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
146 (75%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.58 GHz
194 (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 Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
392 (100%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.58 GHz
335 (85%)

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 Z3735F Intel Atom Z3735F
Intel HD Graphics (Bay Trail GT1) @ 0.65 GHz
41 (82%)
Intel Celeron N2840 Intel Celeron N2840
Intel HD Graphics (Bay Trail GT1) @ 0.79 GHz
51 (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 Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
533 (91%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.58 GHz
584 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.33 GHz
0 (0%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.16 GHz
184 (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 Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
0 (0%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.58 GHz
42 (100%)

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 Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
0 (0%)
Intel Celeron N2840 Intel Celeron N2840
2C 2T @ 2.58 GHz
81 (100%)

Devices using this processor

Intel Atom Z3735F Intel Celeron N2840
Unknown Unknown

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