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Core i7-4790 vs Engineering Sample 906ED 2.1GHz


Description
The i7-4790 is based on Haswell architecture while the 906ED 2.1GHz is based on Comet Lake.

Using the multithread performance as a reference, the i7-4790 gets a score of 173.9 k points while the 906ED 2.1GHz gets 657.2 k points.

Summarizing, the 906ED 2.1GHz is 3.8 times faster than the i7-4790 . To get a proper comparison between both models, take a look to the data shown below.

Specs
CPUID
306c3
906ed
Core
Haswell
Comet Lake-H
Architecture
Base frecuency
3.6 GHz
3.6 GHz
Boost frecuency
4 GHz
5 GHz
Socket
LGA 1150
LGA 1151
Cores/Threads
4/8
8/16
TDP
84 W
- W
Cache L1 (d+i)
32+32 kB
8x32+8x32 kB
Cache L2
256 kB
8x256 kB
Cache L3
8192 kB
16384 kB
Date
May 2014
March 2020
Mean monothread perf.
44.73k points
86.65k points
Mean multithread perf.
173.89k points
657.19k 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
i7-4790
906ED 2.1GHz
Test#1 (Integers)
4.51k
5.2k (x1.15)
Test#2 (FP)
11.24k
21.19k (x1.89)
Test#3 (Generic, ZIP)
5.03k
6.85k (x1.36)
Test#1 (Memory)
5.02k
15.48k (x3.08)
TOTAL
25.8k
48.71k (x1.89)

Multithread

i7-4790

906ED 2.1GHz
Test#1 (Integers)
15.72k
42.31k (x2.69)
Test#2 (FP)
54.99k
198.07k (x3.6)
Test#3 (Generic, ZIP)
23.87k
68.37k (x2.86)
Test#1 (Memory)
5.48k
7.38k (x1.35)
TOTAL
100.06k
316.12k (x3.16)

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
i7-4790
906ED 2.1GHz
Test#1 (Integers)
13.52k
18.76k (x1.39)
Test#2 (FP)
11.94k
27.15k (x2.27)
Test#3 (Generic, ZIP)
4.96k
7.15k (x1.44)
Test#1 (Memory)
4.84k
15.31k (x3.17)
TOTAL
35.25k
68.37k (x1.94)

Multithread

i7-4790

906ED 2.1GHz
Test#1 (Integers)
54.7k
156.95k (x2.87)
Test#2 (FP)
52.41k
250.7k (x4.78)
Test#3 (Generic, ZIP)
24.5k
70.02k (x2.86)
Test#1 (Memory)
6.77k
7.43k (x1.1)
TOTAL
138.37k
485.11k (x3.51)

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
i7-4790
906ED 2.1GHz
Test#1 (Integers)
14.07k
18.88k (x1.34)
Test#2 (FP)
12.63k
28.5k (x2.26)
Test#3 (Generic, ZIP)
5.35k
6.91k (x1.29)
Test#1 (Memory)
4.98k
14.86k (x2.98)
TOTAL
37.03k
69.14k (x1.87)

Multithread

i7-4790

906ED 2.1GHz
Test#1 (Integers)
57.88k
157.47k (x2.72)
Test#2 (FP)
60.83k
265.75k (x4.37)
Test#3 (Generic, ZIP)
24.4k
68.86k (x2.82)
Test#1 (Memory)
6.95k
7.38k (x1.06)
TOTAL
150.07k
499.47k (x3.33)

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
i7-4790
906ED 2.1GHz
Test#1 (Integers)
22.19k
33.92k (x1.53)
Test#2 (FP)
12.45k
30k (x2.41)
Test#3 (Generic, ZIP)
5.11k
7.01k (x1.37)
Test#1 (Memory)
4.98k
15.73k (x3.16)
TOTAL
44.73k
86.65k (x1.94)

Multithread

i7-4790

906ED 2.1GHz
Test#1 (Integers)
87.14k
302.78k (x3.47)
Test#2 (FP)
58k
278.98k (x4.81)
Test#3 (Generic, ZIP)
22.75k
67.89k (x2.98)
Test#1 (Memory)
6k
7.53k (x1.26)
TOTAL
173.89k
657.19k (x3.78)

Performance/W
i7-4790
906ED 2.1GHz
Test#1 (Integers)
1037 points/W