Intel Xeon E5-1620 v3 vs Intel Core i7-5820K

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CPU comparison with benchmarks


Intel Xeon E5-1620 v3 CPU1 vs CPU2 Intel Core i7-5820K
Intel Xeon E5-1620 v3 Intel Core i7-5820K

CPU comparison

In this CPU comparison, we compare the Intel Xeon E5-1620 v3 and the Intel Core i7-5820K and use benchmarks to check which processor is faster.

We compare the Intel Xeon E5-1620 v3 4 core processor released in Q3/2014 with the Intel Core i7-5820K which has 6 CPU cores and was introduced in Q3/2014.
Intel Xeon E5 (71) Family Intel Core i7 Extreme Edition (24)
Intel Xeon E5 v3 (32) CPU group Intel Core i 5000X (3)
5 Generation 5
Haswell E Architecture Haswell E
Desktop / Server Segment Desktop / Server
Intel Xeon E5-1620 v2 Predecessor Intel Core i7-4820K
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon E5-1620 v3 is a 4 core processor with a clock frequency of 3.50 GHz (3.60 GHz). The processor can compute 8 threads at the same time. The Intel Core i7-5820K clocks with 3.30 GHz (3.60 GHz), has 6 CPU cores and can calculate 12 threads in parallel.

Intel Xeon E5-1620 v3 Characteristic Intel Core i7-5820K
4 Cores 6
8 Threads 12
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? Yes
3.50 GHz Frequency 3.30 GHz
3.60 GHz Turbo Frequency (1 Core) 3.60 GHz
3.60 GHz Turbo Frequency (All Cores) 3.40 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 Xeon E5-1620 v3 Characteristic Intel Core i7-5820K
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

no iGPU GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

Up to 768 GB of memory in a maximum of 4 memory channels is supported by the Intel Xeon E5-1620 v3, while the Intel Core i7-5820K supports a maximum of 64 GB of memory with a maximum memory bandwidth of 68.2 GB/s enabled.

Intel Xeon E5-1620 v3 Characteristic Intel Core i7-5820K
DDR4-2133 Memory DDR4-2133
768 GB Max. Memory 64 GB
4 (Quad Channel) Memory channels 4 (Quad Channel)
68.2 GB/s Max. Bandwidth 68.2 GB/s
Yes ECC No
-- L2 Cache --
10.00 MB L3 Cache 15.00 MB
3.0 PCIe version 3.0
40 PCIe lanes 28
39.4 GB/s PCIe Bandwidth 27.6 GB/s

Thermal Management

The Intel Xeon E5-1620 v3 has a TDP of 140 W. The TDP of the Intel Core i7-5820K is 140 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon E5-1620 v3 Characteristic Intel Core i7-5820K
140 W TDP (PL1 / PBP) 140 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon E5-1620 v3 has 10.00 MB cache and is manufactured in 22 nm. The cache of Intel Core i7-5820K is at 15.00 MB. The processor is manufactured in 22 nm.

Intel Xeon E5-1620 v3 Characteristic Intel Core i7-5820K
22 nm Technology 22 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 2011-3 Socket LGA 2011-3
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
Q3/2014 Release date Q3/2014
-- Release price 499 $
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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
⌀ Multi core performance in 5 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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
963 (100%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.60 GHz
923 (96%)

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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
4107 (74%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
5537 (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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
1158 (100%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.60 GHz
1086 (94%)

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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
4231 (73%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
5763 (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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
6994 (71%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
9854 (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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.50 GHz
1958 (69%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.30 GHz
2849 (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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
130 (94%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.60 GHz
139 (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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
690 (64%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
1085 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
50 (100%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.60 GHz
0 (0%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
251 (100%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.60 GHz
0 (0%)

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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.60 GHz
795 (100%)

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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
5700 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.60 GHz
329 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
2301 (100%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
Intel Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
88 (100%)

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 Xeon E5-1620 v3 Intel Xeon E5-1620 v3
4C 8T @ 3.60 GHz
0 (0%)
Intel Core i7-5820K Intel Core i7-5820K
6C 12T @ 3.40 GHz
331.7 (100%)

Devices using this processor

Intel Xeon E5-1620 v3 Intel Core i7-5820K
Unknown Unknown

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