Intel Atom x5-Z8330 vs Intel Xeon E5-2640 v2

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CPU comparison with benchmarks


Intel Atom x5-Z8330 CPU1 vs CPU2 Intel Xeon E5-2640 v2
Intel Atom x5-Z8330 Intel Xeon E5-2640 v2

CPU comparison

Intel Atom x5-Z8330 or Intel Xeon E5-2640 v2 - 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 Intel Xeon E5-2640 v2 has 8 cores with 16 threads and clocks with a maximum frequency of 2.50 GHz. The CPU supports up to 768 GB of memory in 4 memory channels. The Intel Xeon E5-2640 v2 was released in Q3/2013.
Intel Atom (108) Family Intel Xeon E5 (71)
Intel Atom x3/x5/x7 (9) CPU group Intel Xeon E5 v2 (15)
5 Generation 4
Cherry Trail Architecture Ivy Bridge EP
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor Intel Xeon E5-2640 v3

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 Intel Xeon E5-2640 v2 has 8 CPU cores with a clock frequency of 2.00 GHz (2.50 GHz).

Intel Atom x5-Z8330 Characteristic Intel Xeon E5-2640 v2
4 Cores 8
4 Threads 16
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.44 GHz Frequency 2.00 GHz
1.92 GHz Turbo Frequency (1 Core) 2.50 GHz
-- Turbo Frequency (All Cores) 2.20 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 x5-Z8330 Characteristic Intel Xeon E5-2640 v2
-- 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 Intel Xeon E5-2640 v2 can connect up to 768 GB of memory in 4 memory channels.

Intel Atom x5-Z8330 Characteristic Intel Xeon E5-2640 v2
DDR3L-1600 Memory DDR3-1600
2 GB Max. Memory 768 GB
1 (Single Channel) Memory channels 4 (Quad Channel)
12.8 GB/s Max. Bandwidth 51.2 GB/s
No ECC Yes
2.00 MB L2 Cache --
-- L3 Cache 20.00 MB
2.0 PCIe version 3.0
1 PCIe lanes 40
0.5 GB/s PCIe Bandwidth 39.4 GB/s

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 Intel Xeon E5-2640 v2 is 95 W.

Intel Atom x5-Z8330 Characteristic Intel Xeon E5-2640 v2
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 Intel Xeon E5-2640 v2 cache has a total of 20.00 MB.

Intel Atom x5-Z8330 Characteristic Intel Xeon E5-2640 v2
14 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, AVX
BGA 138 Socket LGA 2011
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows 10, Linux
Q1/2016 Release date Q3/2013
20 $ Release price 700 $
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 (40%)
Intel Xeon E5-2640 v2 (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom x5-Z8330 (12%)
Intel Xeon E5-2640 v2 (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 (40%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.50 GHz
508 (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 (16%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.20 GHz
3958 (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 (8%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.20 GHz
10213 (100%)

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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.92 GHz
0 (0%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.50 GHz
504 (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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
0 (0%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.20 GHz
2869 (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%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
@ 0.00 GHz
0 (0%)

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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.44 GHz
0 (0%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.00 GHz
2307 (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 x5-Z8330 Intel Atom x5-Z8330
4C 4T @ 1.92 GHz
0 (0%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.50 GHz
94 (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%)
Intel Xeon E5-2640 v2 Intel Xeon E5-2640 v2
8C 16T @ 2.20 GHz
710 (100%)

Devices using this processor

Intel Atom x5-Z8330 Intel Xeon E5-2640 v2
Unknown Unknown

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