Intel Atom x5-Z8330 vs AMD Phenom II X4 840

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CPU comparison with benchmarks


Intel Atom x5-Z8330 CPU1 vs CPU2 AMD Phenom II X4 840
Intel Atom x5-Z8330 AMD Phenom II X4 840

CPU comparison

Intel Atom x5-Z8330 or AMD Phenom II X4 840 - 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 x5-Z8330 has 4 cores with 4 threads and clocks with a maximum frequency of 1.92 GHz. Up to 2 GB of memory is supported in 1 memory channels. The Intel Atom x5-Z8330 was released in Q1/2016.

The AMD Phenom II X4 840 has 4 cores with 4 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X4 840 was released in Q1/2011.
Intel Atom (108) Family AMD Phenom II (52)
Intel Atom x3/x5/x7 (9) CPU group AMD Phenom II - 840/850 (2)
5 Generation 5
Cherry Trail Architecture Propus
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom x5-Z8330 is a 4 core processor with a clock frequency of 1.44 GHz (1.92 GHz). The AMD Phenom II X4 840 has 4 CPU cores with a clock frequency of 3.20 GHz.

Intel Atom x5-Z8330 Characteristic AMD Phenom II X4 840
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? Yes
1.44 GHz Frequency 3.20 GHz
1.92 GHz Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

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 x5-Z8330 Characteristic AMD Phenom II X4 840
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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.

Intel HD Graphics 400 GPU no iGPU
0.20 GHz GPU frequency --
0.50 GHz GPU (Turbo) --
8 GPU Generation --
14 nm Technology
3 Max. displays
12 Compute units --
96 Shader --
No Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory --
12 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 400 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
Decode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

The Intel Atom x5-Z8330 supports a maximum of 2 GB of memory in 1 memory channels. The AMD Phenom II X4 840 can connect up to GB of memory in 2 memory channels.

Intel Atom x5-Z8330 Characteristic AMD Phenom II X4 840
DDR3L-1600 Memory DDR3-1333, DDR2-1066
2 GB Max. Memory
1 (Single Channel) Memory channels 2 (Dual Channel)
12.8 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
2.00 MB L2 Cache --
-- L3 Cache 2.00 MB
2.0 PCIe version --
1 PCIe lanes --
0.5 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Atom x5-Z8330 has a TDP of 2 W, that of the AMD Phenom II X4 840 is 95 W.

Intel Atom x5-Z8330 Characteristic AMD Phenom II X4 840
2 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. --

Technical details

The Intel Atom x5-Z8330 has a 2.00 MB cache, while the AMD Phenom II X4 840 cache has a total of 2.00 MB.

Intel Atom x5-Z8330 Characteristic AMD Phenom II X4 840
14 nm Technology 45 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE3, SSE4a
BGA 138 Socket AM3
VT-x, VT-x EPT Virtualization AMD-V
Yes AES-NI No
Operating systems Windows 10, Linux
Q1/2016 Release date Q1/2011
20 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom x5-Z8330 (49%)
AMD Phenom II X4 840 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom x5-Z8330 (39%)
AMD Phenom II X4 840 (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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.92 GHz
201 (49%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
412 (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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
634 (43%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
1473 (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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
809 (34%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
2352 (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 Atom x5-Z8330 Intel Atom x5-Z8330
Intel HD Graphics 400 @ 0.50 GHz
105 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
@ 0.00 GHz
0 (0%)

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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.92 GHz
0 (0%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
84 (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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
0 (0%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
324 (100%)

Devices using this processor

Intel Atom x5-Z8330 AMD Phenom II X4 840
Unknown Unknown

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