Intel Core i5-8259U vs Intel Core i7-3615QM

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CPU comparison with benchmarks


Intel Core i5-8259U CPU1 vs CPU2 Intel Core i7-3615QM
Intel Core i5-8259U Intel Core i7-3615QM

CPU comparison

Intel Core i5-8259U or Intel Core i7-3615QM - 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 i5-8259U has 4 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i5-8259U was released in Q2/2018.

The Intel Core i7-3615QM has 4 cores with 8 threads and clocks with a maximum frequency of 3.30 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Core i7-3615QM was released in Q2/2012.
Intel Core i5 (328) Family Intel Core i7 (293)
Intel Core i 8000U (8) CPU group Intel Core i 3000M (29)
8 Generation 3
Coffee Lake U Architecture Ivy Bridge H
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i5-8259U has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i5-8259U is 2.30 GHz (3.80 GHz) while the Intel Core i7-3615QM has 4 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the Intel Core i7-3615QM is at 2.30 GHz (3.30 GHz).

Intel Core i5-8259U Characteristic Intel Core i7-3615QM
4 Cores 4
8 Threads 8
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
2.30 GHz Frequency 2.30 GHz
3.80 GHz Turbo Frequency (1 Core) 3.30 GHz
3.20 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 i5-8259U Characteristic Intel Core i7-3615QM
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i5-8259U or Intel Core i7-3615QM 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 Plus Graphics 655 GPU Intel HD Graphics 4000
0.30 GHz GPU frequency 0.65 GHz
1.05 GHz GPU (Turbo) 1.20 GHz
9.5 GPU Generation 7
14 nm Technology 22 nm
3 Max. displays 3
48 Compute units 16
384 Shader 128
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory 2 GB
12 DirectX Version 11.0

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 Plus Graphics 655 GPU Intel HD Graphics 4000
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode

Memory & PCIe

The Intel Core i5-8259U can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Intel Core i7-3615QM supports up to 32 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

Intel Core i5-8259U Characteristic Intel Core i7-3615QM
DDR4-2400 Memory DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600
32 GB Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache 6.00 MB
3.0 PCIe version 3.0
16 PCIe lanes 16
15.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Core i5-8259U is 28 W, while the Intel Core i7-3615QM has a TDP of 45 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i5-8259U Characteristic Intel Core i7-3615QM
28 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 105 °C

Technical details

The Intel Core i5-8259U is manufactured in 14 nm and has 6.00 MB cache. The Intel Core i7-3615QM is manufactured in 22 nm and has a 6.00 MB cache.

Intel Core i5-8259U Characteristic Intel Core i7-3615QM
14 nm Technology 22 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, AVX
BGA 1528 Socket BGA 1224
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2018 Release date Q2/2012
-- Release price 363 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
⌀ Multi core performance in 4 CPU benchmarks

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.80 GHz
1079 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 3.30 GHz
612 (57%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.20 GHz
4986 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 GHz
3163 (63%)

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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.80 GHz
973 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 3.30 GHz
715 (73%)

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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.20 GHz
3983 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 GHz
2798 (70%)

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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.80 GHz
1167 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 3.30 GHz
637 (55%)

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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.20 GHz
4316 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 GHz
2239 (52%)

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 i5-8259U Intel Core i5-8259U
Intel Iris Plus Graphics 655 @ 1.05 GHz
806 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
Intel HD Graphics 4000 @ 1.20 GHz
307 (38%)

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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.20 GHz
8061 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 GHz
5170 (64%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i5-8259U Intel Core i5-8259U
4C 8T @ 3.80 GHz
58 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 3.30 GHz
0 (0%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i5-8259U Intel Core i5-8259U
4C 8T @ 3.80 GHz
255 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 3.30 GHz
0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.80 GHz
377 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 3.30 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.20 GHz
1684 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 GHz
0 (0%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
Intel Core i5-8259U Intel Core i5-8259U
4C 8T @ 3.20 GHz
52 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 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 i5-8259U Intel Core i5-8259U
4C 8T @ 2.30 GHz
2058 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 GHz
0 (0%)

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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.80 GHz
162 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 3.30 GHz
0 (0%)

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 i5-8259U Intel Core i5-8259U
4C 8T @ 3.20 GHz
774 (100%)
Intel Core i7-3615QM Intel Core i7-3615QM
4C 8T @ 2.30 GHz
0 (0%)

Devices using this processor

Intel Core i5-8259U Intel Core i7-3615QM
Unknown Unknown

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