Intel Core i5-6287U vs Core i7-4578U

Intel Core i5-6287U
Intel Core i7-4578U

General info

Comparing Core i5-6287U and Core i7-4578U processor market type (desktop or notebook), architecture and sales start time and price.
Place in performance rating
 
Value for money (0-100)
4.60
 
n/d
Type
Laptop
 
Laptop
Series
Intel Core i5
 
Intel Core i7
Achitecture codename
Skylake
 
Haswell
Release date
1 September 2015
 
21 July 2014
Launch price (MSRP)
$304
 
$426
Price now
$304
 
n/d

Technical specs

Core i5-6287U and Core i7-4578U quantitative parameters such as cores and threads number, clocks, manufacturing process, cache size and multiplier lock state. These parameters indirectly say of Core i5-6287U and Core i7-4578U performance, but for precise assessment you have to consider their test results.
Number of cores
2
 
2
Number of threads
4
 
4
Maximum frequency
3.5 GHz
 
3.5 GHz
FSB
4 GT / s
 
n/d
L1 cache
128 KB
 
128 KB
L2 cache
512 KB
 
512 KB
L3 cache
4 MB
 
4 MB
Manufacturing process technology
14 nm
 
22 nm
Die size
n/d
 
181 mm2
Maximum core temperature
100 °C
 
100 °C
Transistor count
n/d
 
1300 Million
64 bit support
+
 
+

Compatibility

Information on Core i5-6287U and Core i7-4578U compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one.
Max number of CPUs in a configuration
1
 
1
Socket
FCBGA1356
 
FCBGA1168
Power consumption (TDP)
28 Watt
 
28 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-6287U and Core i7-4578U. 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
+
 
+
vPro
-
 
-
Enhanced SpeedStep (EIST)
+
 
+
eDRAM
64 MB
 
n/d
My WiFi
+
 
n/d
Turbo Boost
2.0
 
2.0
Hyper-Threading
+
 
+
Idle States
+
 
+
Thermal Monitoring
+
 
+
Flex Memory Access
+
 
n/d
Smart Response
+
 
n/d
FDI
n/d
 
+

Security technologies

Core i5-6287U and Core i7-4578U technologies aimed at raising security, for example, by protecting against hacks.
TXT
-
 
-
EDB
+
 
+
Secure Key
+
 
+
MPX
+
 
-
Identity Protection
+
 
+
SGX
Yes with Intel® ME
 
n/d
OS Guard
+
 
n/d

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-6287U and Core i7-4578U are enumerated here.
AMD-V
+
 
+
VT-d
+
 
+
VT-x
+
 
+
EPT
+
 
+

Memory specs

Types, maximum amount and channel number of RAM supported by Core i5-6287U and Core i7-4578U.
Supported memory types
DDR4-2133, LPDDR3-1866, DDR3L-1600
 
DDR3L-1333, LPDDR3-1333
Maximum memory size
32 GB
 
16 GB
Max memory channels
2
 
2
Maximum memory bandwidth
34.1 GB / s
 
25.6 GB / s

Graphics specifications

General parameters of GPUs integrated into Core i5-6287U and Core i7-4578U.
Integrated graphics
Intel Iris Graphics 550 (300 - 1100 MHz)
 
Intel Iris Graphics 5100 (200 - 1200 MHz)
Graphics max frequency
1.1 GHz
 
1.2 GHz
Max video memory
32 GB
 
2 GB
Quick Sync
+
 
+
Clear Video
+
 
n/d
Clear Video HD
+
 
+
InTru 3D
+
 
+

Graphics interfaces

Available interfaces and connections of Core i5-6287U and Core i7-4578U integrated GPUs.
Number of displays supported
3
 
3
eDP
+
 
+
DisplayPort
+
 
+
HDMI
+
 
+
DVI
+
 
n/d
VGA
n/d
 
+

Graphics image quality

Maximum display resolutions supported by Core i5-6287U and Core i7-4578U integrated GPUs, including resolutions over different interfaces.
4K resolution support
+
 
n/d
Max resolution over HDMI 1.4
4096x2304@24Hz
 
3200x2000@60Hz
Max resolution over eDP
4096x2304@60Hz
 
n/d
Max resolution over DisplayPort
4096x2304@60Hz
 
3200x2000@60Hz
Max resolution over VGA
N / A
 
N / A

Graphics API support

APIs supported by Core i5-6287U and Core i7-4578U integrated GPUs, sometimes API versions are included.
DirectX
12
 
11.2 / 12
OpenGL
4.5
 
4.3

Peripherals

Specifications and connection of peripherals supported by Core i5-6287U and Core i7-4578U.
PCIe revision
3.0
 
2
Max number of PCIe lanes
12
 
12

Benchmark performance

Non-gaming benchmarks performance of Core i5-6287U and Core i7-4578U. Overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

Core i5-6287U 14.94
Core i7-4578U 15.03 +0.6%

Passmark

Core i5-6287U 4751
Core i7-4578U 4780 +0.6%

Gaming performance

Let's see how good Core i5-6287U and Core i7-4578U are for gaming compared with game system requirements. Remember that sometimes official requirements may reflect real performance inaccurately.

Advantages of Intel Core i5-6287U

Much newer (1 September 2015 vs 21 July 2014)
Cheaper ($304 vs $426)
Finer manufacturing process technology (14 vs 22 nm)
MMX (MultiMedia Extensions - the very first (1996) SIMD instruction expansion for Intel desktop CPUs, works with 64-bit registers)
SSE (Streaming SIMD Instructions - a SIMD instruction extension working with 128-bit registers)
AES (Advanced Encryption Standard instructions set - hardware acceleration of AES encryption and decryption. Speeds up encryption software, e.g. Veracrypt)
x86-64 (a general name for 64-bit extension of x86 instruction set. There are AMD64 and Intel 64 versions that differ very little)
MemoryProtectionExtensionsVersion

Advantages of Intel Core i7-4578U

0.6% faster in synthetic tests

So, Core i5-6287U or Core i7-4578U?

Technical City couldn't decide between Intel Core i5-6287U and Intel Core i7-4578U. The differences in performance seem too small.
Should you still have questions on choice between Core i5-6287U and Core i7-4578U, ask them in Comments section, and we shall answer.

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