Intel Core i7-4558U vs Intel Celeron 847

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CPU comparison with benchmarks


Intel Core i7-4558U CPU1 vs CPU2 Intel Celeron 847
Intel Core i7-4558U Intel Celeron 847

CPU comparison

Intel Core i7-4558U or Intel Celeron 847 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i7-4558U has 2 cores with 4 threads and clocks with a maximum frequency of 3.30 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core i7-4558U was released in Q3/2013.

The Intel Celeron 847 has 2 cores with 2 threads and clocks with a maximum frequency of 1.10 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Celeron 847 was released in Q2/2011.
Intel Core i7 (293) Family Intel Celeron (165)
Intel Core i 4000U (26) CPU group Intel Celeron 800 (2)
4 Generation 2
Haswell U Architecture Sandy Bridge U
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-4558U has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i7-4558U is 2.80 GHz (3.30 GHz) while the Intel Celeron 847 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Celeron 847 is at 1.10 GHz.

Intel Core i7-4558U Characteristic Intel Celeron 847
2 Cores 2
4 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.80 GHz Frequency 1.10 GHz
3.30 GHz Turbo Frequency (1 Core) --
3.10 GHz Turbo Frequency (All Cores) --

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i7-4558U Characteristic Intel Celeron 847
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i7-4558U or Intel Celeron 847 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel Iris Graphics 5100 GPU Intel HD Graphics (Sandy Bridge GT1)
0.20 GHz GPU frequency 0.35 GHz
1.20 GHz GPU (Turbo) 0.80 GHz
7.5 GPU Generation 6
22 nm Technology 32 nm
3 Max. displays 2
40 Compute units 6
320 Shader 48
No Hardware Raytracing No
No Frame Generation No
16 GB Max. GPU Memory 2 GB
11.1 DirectX Version 10.1

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel Iris Graphics 5100 GPU Intel HD Graphics (Sandy Bridge GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG No

Memory & PCIe

The Intel Core i7-4558U can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 25.6 GB/s. The Intel Celeron 847 supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

Intel Core i7-4558U Characteristic Intel Celeron 847
DDR3L-1333, DDR3L-1600 Memory DDR3-1333
16 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
4.00 MB L3 Cache 2.00 MB
2.0 PCIe version 2.0
12 PCIe lanes 16
6.0 GB/s PCIe Bandwidth 8.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i7-4558U is 28 W, while the Intel Celeron 847 has a TDP of 17 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i7-4558U Characteristic Intel Celeron 847
28 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Core i7-4558U is manufactured in 22 nm and has 4.00 MB cache. The Intel Celeron 847 is manufactured in 32 nm and has a 2.00 MB cache.

Intel Core i7-4558U Characteristic Intel Celeron 847
22 nm Technology 32 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2
BGA 1168 Socket BGA 1023
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2013 Release date Q2/2011
345 $ Release price 134 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 3 CPU benchmarks

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.30 GHz
802 (100%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
230 (29%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
1686 (100%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
405 (24%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i7-4558U Intel Core i7-4558U
Intel Iris Graphics 5100 @ 1.20 GHz
768 (100%)
Intel Celeron 847 Intel Celeron 847
Intel HD Graphics (Sandy Bridge GT1) @ 0.80 GHz
77 (10%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
3042 (100%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
472 (16%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
314 (100%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
68 (22%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.30 GHz
960 (100%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
1967 (100%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 2.80 GHz
0 (0%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
200 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.30 GHz
129 (100%)
Intel Celeron 847 Intel Celeron 847
2C 2T @ 1.10 GHz
0 (0%)

Devices using this processor

Intel Core i7-4558U Intel Celeron 847
Unknown Unknown

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