Intel Xeon E5-2640 v4 vs Intel Xeon E5-2643 v4

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Xeon E5-2640 v4 or Intel Xeon E5-2640 v4 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Xeon E5-2640 v4 features 10 processor cores and has the capability to manage 20 threads concurrently.
It was released in Q1/2016 and belongs to the 6 generation of the Intel Xeon E5 series.
To use the Intel Xeon E5-2640 v4, you'll need a motherboard with a LGA 2011-3 socket.
The Intel Xeon E5-2643 v4 features 6 processor cores and has the capability to manage 12 threads concurrently.
To use the Intel Xeon E5-2643 v4, you'll need a motherboard with a LGA 2011-3 socket.
6 Generation 6
Intel Xeon E5 Family Intel Xeon E5
Intel Xeon E5 v4 Group Intel Xeon E5 v4
Intel Xeon E5-2640 v4 Name Intel Xeon E5-2643 v4
Desktop / Server Segment Desktop / Server
 
 

CPU Cores and Base Frequency

The Intel Xeon E5-2640 v4 has 10 CPU cores and can calculate 20 threads in parallel.
The clock frequency of the Intel Xeon E5-2640 v4 is 2.4 GHz
and turbo frequency for one core is 3.4 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Xeon E5-2643 v4 has 6 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the Intel Xeon E5-2643 v4 is 3.4 GHz
and turbo frequency for one core is 3.7 GHz.
10 CPU Cores 6
20 Threads 12
3.4 GHz Turbo Frequency (1 core) 3.7 GHz
2.4 GHz Frequency 3.4 GHz
10x Cores 6x
normal Core architecture normal
No Overclocking No
Yes Hyperthreading Yes
None None 3.6 GHz
 
 

Internal Graphics

The Intel Xeon E5-2640 v4 does not have integrated graphics.
The Intel Xeon E5-2643 v4 does not have integrated graphics.
-- Generation --
-- Release date --
-- Max. displays --
-- Execution units --
-- Shaders --
-- GPU (Turbo) --
-- GPU frequency --
-- Technology --
GPU name
0 bytes Max. GPU Memory 0 bytes
-- Direct X --
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
-- JPEG --
-- h264 --
-- AV1 --
-- VP9 --
-- h265 / HEVC (10 bit) --
-- AVC --
-- h265 / HEVC (8 bit) --
-- VP8 --
-- VC-1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 1.5 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 68.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 1.5 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
4 Memory channels 4
1.5 TB Max. Memory 1.5 TB
DDR4-2133 Memory type DDR4-2400
Yes AES-NI Yes
68.2 GB/s Bandwidth 76.8 GB/s
Yes ECC Yes
pci PCIe pci
 
 

Thermal Management

The processor has a thermal design power (TDP) of 90 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 135 W watts.
90 W TDP (PL1 / PBP) 135 W
-- Tjunction max --
 
 

Technical details

The Intel Xeon E5-2640 v4 is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 25.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon E5-2643 v4 is manufactured using a 14 nm process.
In total, this processor boasts a generous 20.0 MB cache.
Q1/2016 Release date Q1/2016
Broadwell E Architecture Broadwell E
Technical data sheet Documents Technical data sheet
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Monolithic Chip design Monolithic
25.0 MB L3-Cache 20.0 MB
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
14 nm Technology 14 nm
LGA 2011-3 Socket LGA 2011-3
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
940 $ Release price 1550 $
Windows 10, Linux Operating systems Windows 10, Linux
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Xeon E5-2640 v4
10C 20T @ 2.4 GHz
37130
37130
Intel Xeon E5-2643 v4
6C 12T @ 3.4 GHz
28833
28833

Estimated results for PassMark CPU Mark

Intel Xeon E5-2640 v4
10C 20T @ 2.4 GHz
11982
11982
Intel Xeon E5-2643 v4
6C 12T @ 3.4 GHz
11063
11063

Geekbench 5, 64bit (Multi-Core)

Intel Xeon E5-2640 v4
10C 20T @ 2.4 GHz
6823
6823
Intel Xeon E5-2643 v4
6C 12T @ 3.4 GHz
6125
6125

Geekbench 6 (Multi-Core)

Intel Xeon E5-2640 v4
10C 20T @ 2.4 GHz
6182
6182
Intel Xeon E5-2643 v4
6C 12T @ 3.4 GHz
5482
5482

Geekbench 3, 64bit (Single-Core)

Intel Xeon E5-2643 v4
6C 12T @ 3.4 GHz
4379
4379
Intel Xeon E5-2640 v4
10C 20T @ 2.4 GHz
4002
4002

Cinebench R15 (Multi-Core)

Intel Xeon E5-2640 v4
10C 20T @ 2.4 GHz
1481
1481
Intel Xeon E5-2643 v4
6C 12T @ 3.4 GHz
1150
1150

Geekbench 6 (Single-Core)

Intel Xeon E5-2643 v4
6C 12T @ 3.4 GHz
1228
1228
Intel Xeon E5-2640 v4
10C 20T @ 2.4 GHz
1086
1086