Intel Xeon E5 2620 vs Intel Xeon E3 1265L v2
We compared two server CPUs: Intel Xeon E5 2620 with 6 cores 2GHz 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 E5 2620 's Advantages
Larger L3 cache size (15MB vs 8MB)
Intel Xeon E3 1265L v2 's Advantages
Higher base frequency (2.5GHz vs 2GHz)
More modern manufacturing process (22nm vs 32nm)
Lower TDP (45W vs 95W)
Score
Benchmark
Geekbench 6 Single Core
Intel Xeon E5 2620
422
Intel Xeon E3 1265L v2
+40%
593
Geekbench 6 Multi Core
Intel Xeon E5 2620
+54%
3412
Intel Xeon E3 1265L v2
2208
General Parameters
Mar 2012
Release Date
May 2012
Intel
Manufacturer
Intel
Server
Type
Server
Sandy Bridge-EP
Core Architecture
Ivy Bridge
Intel Socket 2011
Socket
Intel Socket 1155
N/A
Integrated Graphics
Intel HD 2500
Xeon E5 (Sandy Bridge-EP)
Generation
Xeon E3 (Ivy Bridge)
Package
2.27 billions
Transistor Count
1.4 billions
32 nm
Manufacturing Process
22 nm
95 W
Power Consumption
45 W
Intel
Foundry
Intel
435 mm²
Die Size
160 mm²
CPU Performance
2 GHz
Performance Core Base Frequency
2.5 GHz
2.5 GHz
Performance Core Turbo Frequency
3.5 GHz
6
Total Core Count
4
12
Total Thread Count
8
100 MHz
Bus Frequency
100 MHz
20.0
Multiplier
25.0
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
15 MB shared
L3 Cache
8 MB shared
No
Unlocked Multiplier
No
2
SMP
1
Memory Parameters
DDR3
Memory Types
DDR3
4
Max Memory Channels
2
Yes
ECC Memory Support
Yes
Miscellaneous
3
PCIe Version
3
-
PCIe Lanes
16
