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Core i5-1135G7 vs i7-1280P


Description
The i5-1135G7 is based on Tiger Lake architecture while the i7-1280P is based on Alder Lake.

Using the multithread performance as a reference, the i5-1135G7 gets a score of 237.5 k points while the i7-1280P gets 468.3 k points.

Summarizing, the i7-1280P is 2 times faster than the i5-1135G7. To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
806c1
906a3
Core
Tiger Lake UP3
Alder Lake-P
Architecture
Base frecuency
2.4 GHz
1.3 GHz
Boost frecuency
4.2 GHz
4.8 GHz
Socket
BGA 1449
BGA 1744
Cores/Threads
4/8
14/20
TDP
28 W
28 W
Cache L1 (d+i)
4x32+4x48 kB
6x32/8x64+6x48/8x32 kB
Cache L2
4x1280 kB
6x1280+6x2048 kB
Cache L3
8192 kB
24576 kB
Date
September 2020
April 2022
Mean monothread perf.
68.08k points
91.45k points
Mean multithread perf.
237.55k points
468.3k 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
i5-1135G7
i7-1280P
Test#1 (Integers)
3.75k
6.94k (x1.85)
Test#2 (FP)
17.28k
18.46k (x1.07)
Test#3 (Generic, ZIP)
9.5k
11.27k (x1.19)
Test#1 (Memory)
8.81k
13.6k (x1.54)
TOTAL
39.34k
50.27k (x1.28)

Multithread

i5-1135G7

i7-1280P
Test#1 (Integers)
12.43k
44.01k (x3.54)
Test#2 (FP)
54.95k
125.05k (x2.28)
Test#3 (Generic, ZIP)
26.41k
76.28k (x2.89)
Test#1 (Memory)
7.38k
15.52k (x2.1)
TOTAL
101.16k
260.85k (x2.58)

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
i5-1135G7
i7-1280P
Test#1 (Integers)
13.43k
22.72k (x1.69)
Test#2 (FP)
22.29k
23.88k (x1.07)
Test#3 (Generic, ZIP)
11.18k
12.75k (x1.14)
Test#1 (Memory)
9.75k
13.71k (x1.41)
TOTAL
56.64k
73.05k (x1.29)

Multithread

i5-1135G7

i7-1280P
Test#1 (Integers)
40.24k
151.95k (x3.78)
Test#2 (FP)
65.99k
160.95k (x2.44)
Test#3 (Generic, ZIP)
28.51k
84.9k (x2.98)
Test#1 (Memory)
6.66k
15.91k (x2.39)
TOTAL
141.4k
413.72k (x2.93)

AVX optimized benchmark
The benchmark in mode II (AVX) is optimized to used 256 bits registers beside the first version of the Advanced Vector Extensions (AVX). The first AVX compatible CPU was released in 2011.
Monothread
i5-1135G7
i7-1280P
Test#1 (Integers)
15.12k
22.76k (x1.51)
Test#2 (FP)
23.4k
25.2k (x1.08)
Test#3 (Generic, ZIP)
10.9k
12.64k (x1.16)
Test#1 (Memory)
9.41k
13.33k (x1.42)
TOTAL
58.83k
73.92k (x1.26)

Multithread

i5-1135G7

i7-1280P
Test#1 (Integers)
45.69k
149.83k (x3.28)
Test#2 (FP)
74.42k
170.43k (x2.29)
Test#3 (Generic, ZIP)
29.8k
83.32k (x2.8)
Test#1 (Memory)
7.16k
15.67k (x2.19)
TOTAL
157.08k
419.25k (x2.67)

AVX2 optimized benchmark
The benchmark in mode III (AVX2), like AVX1, is optimized to used 256 bits registers beside the second version of the Advanced Vector Extensions (AVX). The first AVX2 compatible CPU was released in 2013.
Monothread
i5-1135G7
i7-1280P
Test#1 (Integers)
25.91k
39.78k (x1.54)
Test#2 (FP)
23.39k
26.06k (x1.11)
Test#3 (Generic, ZIP)
10.08k
12.44k (x1.23)
Test#1 (Memory)
8.7k
13.17k (x1.51)
TOTAL
68.08k
91.45k (x1.34)

Multithread

i5-1135G7

i7-1280P
Test#1 (Integers)
94.51k
209.96k (x2.22)
Test#2 (FP)
99.21k
170.21k (x1.72)
Test#3 (Generic, ZIP)
33.35k
72.04k (x2.16)
Test#1 (Memory)
10.47k
16.09k (x1.54)
TOTAL
237.55k
468.3k (x1.97)

Performance/W
i5-1135G7
i7-1280P
Test#1 (Integers)
3375 points/W
7499 points/W
Test#2 (FP)
3543 points/W
6079 points/W
Test#3 (Generic, ZIP)
1191 points/W
2573 points/W
Test#1 (Memory)
374 points/W
575 points/W
TOTAL
8484 points/W
16725 points/W

Performance/GHz
i5-1135G7
i7-1280P
Test#1 (Integers)
6169 points/GHz
8287 points/GHz
Test#2 (FP)
5569 points/GHz
5429 points/GHz
Test#3 (Generic, ZIP)
2401 points/GHz
2592 points/GHz
Test#1 (Memory)
2071 points/GHz
2744 points/GHz
TOTAL
16210 points/GHz
19051 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