Intel Xeon E7 4820 v3 vs Intel Xeon E3 1265L v2
We compared two server CPUs: Intel Xeon E7 4820 v3 with 10 cores 1.9GHz and Intel Xeon E3 1265L v2 with 4 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Xeon E7 4820 v3 Advantages
Released 3 years and 1 months late
Higher specification of memory (1866 vs 3)
Larger L3 cache size (25MB vs 8MB)
Intel Xeon E3 1265L v2 Advantages
Higher base frequency (2.5GHz vs 1.9GHz)
Lower TDP (45W vs 115W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E7 4820 v3
349
Intel Xeon E3 1265L v2
+69%
593
Geekbench 6 Multi Core
Intel Xeon E7 4820 v3
+71%
3792
Intel Xeon E3 1265L v2
2208
General Parameters
Jun 2015
Release Date
May 2012
Intel
Manufacturer
Intel
Server
Type
Server
Haswell-EX
Core Architecture
Ivy Bridge
Intel Socket 2011-1
Socket
Intel Socket 1155
N/A
Integrated Graphics
Intel HD 2500
Xeon E7 (Haswell-EX)
Generation
Xeon E3 (Ivy Bridge)
Package
5.96 billions
Transistor Count
1.4 billions
22 nm
Manufacturing Process
22 nm
115 W
Power Consumption
45 W
70 °C
Peak Operating Temperature
-
Intel
Foundry
Intel
622 mm²
Die Size
160 mm²
CPU Performance
1.9 GHz
Performance Core Base Frequency
2.5 GHz
0
Performance Core Turbo Frequency
3.5 GHz
10
Total Core Count
4
20
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
19.0
Multiplier
25.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
25 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
4
SMP
1
Memory Parameters
DDR3,DDR4-1866
Memory Types
DDR3
4
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
3
32
PCIe Lanes
16
