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Pentium 4 HT 521 vs Xeon E5502


Description
The 521 is based on NetBurst architecture while the E5502 is based on Nehalem.

Using the multithread performance as a reference, the 521 gets a score of 8.4 k points while the E5502 gets 22.3 k points.

Summarizing, the E5502 is 2.7 times faster than the 521. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
f49
106a5
Core
Prescott
Gainestown
Architecture
Base frecuency
2.8 GHz
1.867 GHz
Socket
LGA 775
LGA 1366
Cores/Threads
1/2
2 /2
TDP
84 W
80 W
Cache L1 (d+i)
8+8 kB
64 kB
Cache L2
1024 kB
256 kB
Cache L3
0 kB
4096 kB
Date
2004
March 2009
Mean monothread perf.
7.48k points
11.3k points
Mean multithread perf.
8.42k points
22.28k points

SSE3 optimized benchmark
The benchmark in mode I (SSE) is optimized for the use of SIMD instructions with 128 bits register and the SSE set up to version 3. Nearly every modern CPU has support for this mode.
Monothread
521
E5502
Test#1 (Integers)
1.96k
4.76k (x2.43)
Test#2 (FP)
3.12k
3.15k (x1.01)
Test#3 (Generic, ZIP)
1.49k
1.94k (x1.3)
Test#1 (Memory)
0.91k
1.45k (x1.6)
TOTAL
7.48k
11.3k (x1.51)

Multithread

521

E5502
Test#1 (Integers)
1.77k
9.48k (x5.36)
Test#2 (FP)
3.96k
6.3k (x1.59)
Test#3 (Generic, ZIP)
1.8k
3.86k (x2.14)
Test#1 (Memory)
0.9k
2.64k (x2.94)
TOTAL
8.42k
22.28k (x2.64)

Performance/W
521
E5502
Test#1 (Integers)
21 points/W
118 points/W
Test#2 (FP)
47 points/W
79 points/W
Test#3 (Generic, ZIP)
21 points/W
48 points/W
Test#1 (Memory)
11 points/W
33 points/W
TOTAL
100 points/W
278 points/W

Performance/GHz
521
E5502
Test#1 (Integers)
701 points/GHz
2549 points/GHz
Test#2 (FP)
1113 points/GHz
1685 points/GHz
Test#3 (Generic, ZIP)
533 points/GHz
1038 points/GHz
Test#1 (Memory)
325 points/GHz
779 points/GHz
TOTAL
2672 points/GHz
6051 points/GHz

Monothread performance graph
Monothread performance graphics gives the performance vs time. They are useful to measure the time it takes to the CPU to reach the maximum performance.

Usually, CPU's performance will be steady during these tests but if it has a slow frequency strategy, the first samples will show a lower score.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Multithread performance graph
Multithread graphs measure the performance against a heavy load during certain time.

If CPU's TDP doesn't limit the frequency and the machine is properly cooled, performance should remain steady vs time. Otherwise, the performance score will oscillate or decrease over time.


Test#1 (Integers) [points vs time]

grafica bm.hardlimit.com


Test#2 (FP) [points vs time]

grafica bm.hardlimit.com


Test#3 (Generic, ZIP) [points vs time]

grafica bm.hardlimit.com


Test#1 (Memory) [points vs time]

grafica bm.hardlimit.com

Hardlimit Benchmark Central - Ver. 3.11.4