Xeon 6515P vs Intel Xeon E5 1603 v3
We compared two server CPUs: Xeon 6515P with 16 cores 2.3GHz and Intel Xeon E5 1603 v3 with 4 cores 2.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Xeon 6515P 's Advantages
Released 10 years and 5 months late
Higher specification of memory (6400 vs 1866)
Newer PCIe version (5 vs 3)
Larger L3 cache size (72MB vs 10MB)
More modern manufacturing process (5nm vs 22nm)
Intel Xeon E5 1603 v3 's Advantages
Higher base frequency (2.8GHz vs 2.3GHz)
Lower TDP (140W vs 150W)
Score
General Parameters
Feb 2025
Release Date
Sep 2014
Intel
Manufacturer
Intel
Server
Type
Server
Granite Rapids
Core Architecture
Haswell-EP
Intel Socket 4710
Socket
Intel Socket 2011-3
N/A
Integrated Graphics
N/A
Xeon 6 (Granite Rapids-SP)
Generation
Xeon E5 (Haswell-EP)
Package
-
Transistor Count
2.6 billions
5 nm
Manufacturing Process
22 nm
150 W
Power Consumption
140 W
100°C
Peak Operating Temperature
-
Intel
Foundry
Intel
-
Die Size
356 mm²
10 nm
I/O Process Size
-
2x 241
I/O Die Size
-
CPU Performance
2.3 GHz
Performance Core Base Frequency
2.8 GHz
3.8 GHz
Performance Core Turbo Frequency
0
16
Total Core Count
4
32
Total Thread Count
4
100 MHz
Bus Frequency
100 MHz
23.0
Multiplier
28.0
112 KB per core
L1 Cache
64 K per core
2 MB per core
L2 Cache
256 K per core
72 MB shared
L3 Cache
10 MB shared
No
Unlocked Multiplier
No
2
SMP
1
2
AVX-512 FMA Ports
-
Memory Parameters
DDR5-6400
Memory Types
DDR4-1866
4 TB
Max Memory Size
-
8
Max Memory Channels
4
Yes
ECC Memory Support
Yes
Miscellaneous
5
PCIe Version
3
88
PCIe Lanes
40
