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Celeron J1900 vs Core i7-870


Description
The J1900 is based on Silvermont architecture while the i7-870 is based on Nehalem.

Using the multithread performance as a reference, the J1900 gets a score of 33.2 k points while the i7-870 gets 67.1 k points.

Summarizing, the i7-870 is 2 times faster than the J1900. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
30679
106e5
Core
Bay Trail-D
Lynnfield
Architecture
Base frecuency
2 GHz
2.933 GHz
Boost frecuency
2.42 GHz
3.6 GHz
Socket
BGA 1170
LGA 1156
Cores/Threads
4/4
4/8
TDP
10 W
95 W
Cache L1 (d+i)
4x32+4x24 kB
4x32+4x32 kB
Cache L2
2x1024 kB
4x256 kB
Cache L3
0 kB
8192 kB
Date
November 2013
September 2009
Mean monothread perf.
9.75k points
18.13k points
Mean multithread perf.
33.25k points
67.13k points

Non-optimized benchmark
The benchmark in Mode 0 (FPU) measures cpu performance with non-optimized software. It uses the basic µinstructions from the i386 architecture with the i387 floating point unit. This mode is compatible with all CPUs so it's practical to compare very different CPUs
Monothread
J1900
i7-870
Test#1 (Integers)
1.24k
1.98k (x1.6)
Test#2 (FP)
1.77k
4.36k (x2.46)
Test#3 (Generic, ZIP)
1.65k
2.24k (x1.35)
Test#1 (Memory)
1.15k
2.72k (x2.37)
TOTAL
5.81k
11.3k (x1.94)

Multithread

J1900

i7-870
Test#1 (Integers)
4.68k
4.46k (x0.95)
Test#2 (FP)
6.67k
13.95k (x2.09)
Test#3 (Generic, ZIP)
6.15k
7.54k (x1.23)
Test#1 (Memory)
1.45k
1.7k (x1.17)
TOTAL
18.96k
27.65k (x1.46)

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
J1900
i7-870
Test#1 (Integers)
4.58k
7.43k (x1.62)
Test#2 (FP)
2.32k
4.96k (x2.14)
Test#3 (Generic, ZIP)
1.72k
2.7k (x1.57)
Test#1 (Memory)
1.14k
3.04k (x2.68)
TOTAL
9.75k
18.13k (x1.86)

Multithread

J1900

i7-870
Test#1 (Integers)
17.16k
27.58k (x1.61)
Test#2 (FP)
8.42k
21.84k (x2.59)
Test#3 (Generic, ZIP)
6.22k
13.55k (x2.18)
Test#1 (Memory)
1.44k
4.16k (x2.88)
TOTAL
33.25k
67.13k (x2.02)

Performance/W
J1900
i7-870
Test#1 (Integers)
1716 points/W
290 points/W
Test#2 (FP)
842 points/W
230 points/W
Test#3 (Generic, ZIP)
622 points/W
143 points/W
Test#1 (Memory)
144 points/W
44 points/W
TOTAL
3325 points/W
707 points/W

Performance/GHz
J1900
i7-870
Test#1 (Integers)
1893 points/GHz
2063 points/GHz
Test#2 (FP)
957 points/GHz
1379 points/GHz
Test#3 (Generic, ZIP)
709 points/GHz
750 points/GHz
Test#1 (Memory)
470 points/GHz
845 points/GHz
TOTAL
4029 points/GHz
5037 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