Core i3-6157U vs Core i5-4278U

Place in performance ranking	1878	1889
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	Intel Core i3
Architecture codename	Haswell (2013−2015)	Skylake (2015−2016)
Release date	21 July 2014 (9 years old)	1 September 2016 (7 years old)
Launch price (MSRP)	$315	$304
Current price	$776 (2.5x MSRP)	$299 (1x MSRP)

Technical specs

Core i5-4278U and Core i3-6157U 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	2 (Dual-core)	2 (Dual-core)
Threads	4	4
Base clock speed	2.6 GHz	2.4 GHz
Boost clock speed	3.1 GHz	2.4 GHz
Bus support	no data	4 GT/s
L1 cache	128 KB	128 KB
L2 cache	512 KB	512 KB
L3 cache	3 MB	3 MB
Chip lithography	22 nm	14 nm
Die size	181 mm²	no data
Maximum core temperature	100 °C	100 °C
Number of transistors	1300 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	-
Unlocked multiplier	No	No

Compatibility

Information on Core i5-4278U and Core i3-6157U 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	1
Socket	FCBGA1168	FCBGA1356,FC-BGA1356
Power consumption (TDP)	28 Watt	28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-4278U and Core i3-6157U. 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	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
eDRAM	no data	64 MB
My WiFi	no data	+
Turbo Boost Technology	2.0	-
Hyper-Threading Technology	+	+
TSX	-	-
Idle States	+	+
Thermal Monitoring	+	+
SIPP	no data	-
Smart Response	no data	+
Status	Discontinued	Discontinued

Security technologies

Core i5-4278U and Core i3-6157U technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	-
EDB	+	+
Secure Key	+	+
MPX	no data	+
Identity Protection	+	+
SGX	no data	Yes with Intel® ME
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-4278U and Core i3-6157U are enumerated here.

AMD-V	+	+
VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-4278U and Core i3-6157U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3, DDR4
Maximum memory size	16 GB	32 GB
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	34.1 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel Iris Graphics 5100	Intel Iris Graphics 550
Max video memory	2 GB	32 GB
Quick Sync Video	+	+
Clear Video	no data	+
Clear Video HD	+	+
Graphics max frequency	1.1 GHz	1 GHz
InTru 3D	+	+

Graphics interfaces

Available interfaces and connections of Core i5-4278U and Core i3-6157U integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i5-4278U and Core i3-6157U integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	3280x2000@60Hz	4096x2304@24Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	3200x2000@60Hz	4096x2304@60Hz
Max resolution over VGA	no data	N/A

Graphics API support

APIs supported by Core i5-4278U and Core i3-6157U integrated GPUs, sometimes API versions are included.

DirectX	11.2/12	12
OpenGL	4.3	4.5

Peripherals

Specifications and connection of peripherals supported by Core i5-4278U and Core i3-6157U.

PCIe version	2	3.0
PCI Express lanes	12	12

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.

i5-4278U 1.83
+2.2%

i3-6157U 1.79

Core i5-4278U outperforms Core i3-6157U by 2% based on our aggregated benchmark results.

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.

Benchmark coverage: 68%

i5-4278U 2829
+2.5%

i3-6157U 2761

Core i5-4278U outperforms Core i3-6157U by 2% in Passmark.

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Benchmark coverage: 42%

i5-4278U 908
+13.2%

i3-6157U 802

Core i5-4278U outperforms Core i3-6157U by 13% in GeekBench 5 Single-Core.

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Benchmark coverage: 42%

i5-4278U 1819
+6.1%

i3-6157U 1715

Core i5-4278U outperforms Core i3-6157U by 6% in GeekBench 5 Multi-Core.