i3-N305 vs i5-5675R

Place in the ranking	1527	1065
Place by popularity	not in top-100	not in top-100
Market segment	Desktop processor	Laptop
Series	Intel Core i5	no data
Power efficiency	5.11	39.56
Architecture codename	Broadwell (2015−2019)	Alder Lake-N (2023)
Release date	15 May 2015 (9 years ago)	3 January 2023 (1 year ago)
Launch price (MSRP)	no data	$309

Detailed specifications

Core i5-5675R and Core i3-N305 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	4 (Quad-Core)	8 (Octa-Core)
Threads	4	8
Base clock speed	3.1 GHz	0.1 GHz
Boost clock speed	3.6 GHz	3.8 GHz
Bus type	DMI 2.0	no data
Bus rate	5 GT/s	no data
Multiplier	31	no data
L1 cache	64K (per core)	96 KB (per core)
L2 cache	256K (per core)	2 MB (per module)
L3 cache	4 MB (shared)	6 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	182 mm²	no data
Maximum core temperature	no data	105 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	+

Compatibility

Information on Core i5-5675R and Core i3-N305 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1 (Uniprocessor)	1
Socket	FCBGA1364	FCBGA1264
Power consumption (TDP)	65 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-5675R and Core i3-N305. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
eDRAM	128 MB	no data
Speed Shift	no data	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	no data	-
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	+
GPIO	no data	+
FDI	+	no data

Security technologies

Core i5-5675R and Core i3-N305 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	-
OS Guard	+	+
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-5675R and Core i3-N305 are enumerated here.

VT-d	+	+
VT-x	+	+
VT-i	-	no data
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-5675R and Core i3-N305. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600, DDR3L-1866	DDR4, DDR5
Maximum memory size	32 GB	16 GB
Max memory channels	2	1
Maximum memory bandwidth	29.86 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel Iris Pro Graphics 6200	Intel UHD Graphics
Max video memory	32 GB	no data
Quick Sync Video	+	+
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	1.25 GHz
Execution Units	no data	32
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-5675R and Core i3-N305 integrated GPUs.

Number of displays supported	3	3
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data
VGA	+	no data

Graphics image quality

Maximum display resolutions supported by Core i5-5675R and Core i3-N305 integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	4096x2304@24Hz	4096 x 2160@60Hz
Max resolution over eDP	3840x2160@60Hz	no data
Max resolution over DisplayPort	3840x2160@60Hz	4096 x 2160@60Hz
Max resolution over VGA	1920x1200@60Hz	no data

Graphics API support

APIs supported by Core i5-5675R and Core i3-N305 integrated GPUs, sometimes API versions are included.

DirectX	11.2	12.1
OpenGL	4.3	4.6

Peripherals

Specifications and connection of peripherals supported by Core i5-5675R and Core i3-N305.

PCIe version	3.0	3.0
PCI Express lanes	16	9
USB revision	no data	2.0/3.2

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i5-5675R 3.51

i3-N305 6.27
+78.6%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i5-5675R 5571

i3-N305 9955
+78.7%

Gaming performance

Pros & cons summary

Performance score	3.51	6.27
Integrated graphics card	3.95	5.58
Recency	15 May 2015	3 January 2023
Physical cores	4	8
Threads	4	8
Power consumption (TDP)	65 Watt	15 Watt

i3-N305 has a 78.6% higher aggregate performance score, 41.3% faster integrated GPU, an age advantage of 7 years, 100% more physical cores and 100% more threads, and 333.3% lower power consumption.

The Core i3-N305 is our recommended choice as it beats the Core i5-5675R in performance tests.

Note that Core i5-5675R is a desktop processor while Core i3-N305 is a notebook one.

Should you still have questions on choice between Core i5-5675R and Core i3-N305, ask them in Comments section, and we shall answer.