Intel Core i5-7400 vs Intel Xeon E3-1280 v5

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CPU comparison with benchmarks


Intel Core i5-7400 CPU1 vs CPU2 Intel Xeon E3-1280 v5
Intel Core i5-7400 Intel Xeon E3-1280 v5

CPU comparison

Intel Core i5-7400 or Intel Xeon E3-1280 v5 - 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 Core i5-7400 has 4 cores with 4 threads and clocks with a maximum frequency of 3.50 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i5-7400 was released in Q1/2017.

The Intel Xeon E3-1280 v5 has 4 cores with 8 threads and clocks with a maximum frequency of 4.00 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Xeon E3-1280 v5 was released in Q4/2015.
Intel Core i5 (328) Family Intel Xeon E3 (43)
Intel Core i 7000 (17) CPU group Intel Xeon E3 v5 (17)
7 Generation 5
Kaby Lake S Architecture Skylake S
Desktop / Server Segment Desktop / Server
Intel Core i5-6400 Predecessor --
Intel Core i5-8400 Successor --

CPU Cores and Base Frequency

The Intel Core i5-7400 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i5-7400 is 3.00 GHz (3.50 GHz) while the Intel Xeon E3-1280 v5 has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Intel Xeon E3-1280 v5 is at 3.70 GHz (4.00 GHz).

Intel Core i5-7400 Characteristic Intel Xeon E3-1280 v5
4 Cores 4
4 Threads 8
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
3.00 GHz Frequency 3.70 GHz
3.50 GHz Turbo Frequency (1 Core) 4.00 GHz
3.30 GHz Turbo Frequency (All Cores) 3.90 GHz

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 Core i5-7400 Characteristic Intel Xeon E3-1280 v5
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i5-7400 or Intel Xeon E3-1280 v5 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 630 GPU no iGPU
0.35 GHz GPU frequency --
1.00 GHz GPU (Turbo) --
9.5 GPU Generation --
14 nm Technology
3 Max. displays
24 Compute units --
192 Shader --
No Hardware Raytracing No
No Frame Generation No
64 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 630 GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The Intel Core i5-7400 can use up to 64 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Intel Xeon E3-1280 v5 supports up to 64 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 34.1 GB/s.

Intel Core i5-7400 Characteristic Intel Xeon E3-1280 v5
DDR4-2400 Memory DDR4-2133
64 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 34.1 GB/s
No ECC Yes
-- L2 Cache --
6.00 MB L3 Cache 8.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16
15.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i5-7400 is 65 W, while the Intel Xeon E3-1280 v5 has a TDP of 80 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i5-7400 Characteristic Intel Xeon E3-1280 v5
65 W TDP (PL1 / PBP) 80 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i5-7400 is manufactured in 14 nm and has 6.00 MB cache. The Intel Xeon E3-1280 v5 is manufactured in 14 nm and has a 8.00 MB cache.

Intel Core i5-7400 Characteristic Intel Xeon E3-1280 v5
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
LGA 1151 Socket LGA 1151
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q1/2017 Release date Q4/2015
220 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 3 CPU benchmarks

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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.50 GHz
884 (78%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
1131 (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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.30 GHz
2803 (65%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
4286 (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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.30 GHz
5510 (66%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
8382 (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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.50 GHz
149 (87%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
172 (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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.30 GHz
564 (65%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
866 (100%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.50 GHz
925 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.30 GHz
3359 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
0 (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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.50 GHz
1175 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 4.00 GHz
0 (0%)

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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.30 GHz
3346 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
0 (0%)

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 Core i5-7400 Intel Core i5-7400
Intel HD Graphics 630 @ 1.00 GHz
384 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
@ 0.00 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i5-7400 Intel Core i5-7400
4C 4T @ 3.30 GHz
623.6 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 GHz
0 (0%)

CPU-Z Benchmark 17 (Single-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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.30 GHz
384 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.90 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 Core i5-7400 Intel Core i5-7400
4C 4T @ 3.00 GHz
1444 (100%)
Intel Xeon E3-1280 v5 Intel Xeon E3-1280 v5
4C 8T @ 3.70 GHz
0 (0%)

Devices using this processor

Intel Core i5-7400 Intel Xeon E3-1280 v5
Unknown Unknown

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