Home Comparison Intel Xeon E5 2643 v3 vs Intel Xeon E5 4640

Intel Xeon E5 2643 v3 vs Intel Xeon E5 4640

Intel Xeon E5 2643 v3
VS
Intel Xeon E5 4640
Intel Xeon E5 2643 v3 Intel Xeon E5 4640
We compared two server CPUs: Intel Xeon E5 2643 v3 with 6 cores 3.4GHz and Intel Xeon E5 4640 with 8 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2643 v3 's Advantages
Released 2 years and 4 months late
Higher specification of memory (DDR4-2133 vs DDR3)
Higher base frequency (3.4GHz vs 2.4GHz)
More modern manufacturing process (22nm vs 32nm)
Intel Xeon E5 4640 's Advantages
Lower TDP (95W vs 135W)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E5 2643 v3 +216%
1188
Intel Xeon E5 4640
375
Geekbench 6 Multi Core
Intel Xeon E5 2643 v3 +1175%
8391
Intel Xeon E5 4640
658
Intel Xeon E5 2643 v3
VS
Intel Xeon E5 4640

General Parameters

Sep 2014
Release Date
May 2012
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EP
Core Architecture
Sandy Bridge-EP
Intel Socket 2011-3
Socket
Intel Socket 2011
N/A
Integrated Graphics
N/A
Xeon E5 (Haswell-EP)
Generation
Xeon E5 (Sandy Bridge-EP)

Package

2.6 billions
Transistor Count
2.27 billions
22 nm
Manufacturing Process
32 nm
Intel Socket 2011-3
Socket
Intel Socket 2011
135 W
Power Consumption
95 W
Intel
Foundry
Intel
356 mm²
Die Size
435 mm²
FC-LGA12A
Package
FC-LGA10

CPU Performance

3.4 GHz
Performance Core Base Frequency
2.4 GHz
3.7 GHz
Performance Core Turbo Frequency
2.8 GHz
6
Total Core Count
8
12
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
34.0
Multiplier
24.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
20 MB shared
L3 Cache
20 MB shared
No
Unlocked Multiplier
No
2
SMP
4

Memory Parameters

DDR4-2133
Memory Types
DDR3
4
Max Memory Channels
4
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
3
40
PCIe Lanes
-

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