Xeon L5638 vs i5-8250U

Place in the ranking	1445	1788
Place by popularity	47	not in top-100
Cost-effectiveness evaluation	no data	1.73
Market segment	Laptop	Server
Series	Intel Core i5	no data
Power efficiency	24.48	3.68
Architecture codename	Kaby Lake Refresh (2017−2019)	Westmere-EP (2010−2011)
Release date	21 August 2017 (7 years ago)	16 March 2010 (14 years ago)
Launch price (MSRP)	$297	$90

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i5-8250U and Xeon L5638 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)	6 (Hexa-Core)
Threads	8	12
Base clock speed	1.6 GHz	2 GHz
Boost clock speed	3.4 GHz	2.4 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	no data
Multiplier	16	no data
L1 cache	64K (per core)	64 KB (per core)
L2 cache	256K (per core)	256 KB (per core)
L3 cache	6 MB (shared)	12 MB (shared)
Chip lithography	14 nm	32 nm
Die size	123 mm²	239 mm²
Maximum core temperature	100 °C	85 °C
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	1,170 million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Core i5-8250U and Xeon L5638 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)	2
Socket	FCBGA1356,FC-BGA1356	FCLGA1366,LGA1366
Power consumption (TDP)	15 Watt	60 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8250U and Xeon L5638. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
AVX	+	-
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	1.0
Hyper-Threading Technology	+	+
Idle States	+	+
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Smart Response	+	no data

Security technologies

Core i5-8250U and Xeon L5638 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8250U and Xeon L5638 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8250U and Xeon L5638. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2400, LPDDR3-2133	DDR3
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel HD Graphics 620	no data
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	no data

Graphics interfaces

Available interfaces and connections of Core i5-8250U and Xeon L5638 integrated GPUs.

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

Graphics image quality

Maximum display resolutions supported by Core i5-8250U and Xeon L5638 integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Core i5-8250U and Xeon L5638 integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.4	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-8250U and Xeon L5638.

PCIe version	3.0	2.0
PCI Express lanes	12	no data

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.

i5-8250U 3.88
+66.5%

Xeon L5638 2.33

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.

i5-8250U 6158
+66.1%

Xeon L5638 3707

Gaming performance

Pros & cons summary

Performance score	3.88	2.33
Recency	21 August 2017	16 March 2010
Physical cores	4	6
Threads	8	12
Chip lithography	14 nm	32 nm
Power consumption (TDP)	15 Watt	60 Watt

i5-8250U has a 66.5% higher aggregate performance score, an age advantage of 7 years, a 128.6% more advanced lithography process, and 300% lower power consumption.

Xeon L5638, on the other hand, has 50% more physical cores and 50% more threads.

The Core i5-8250U is our recommended choice as it beats the Xeon L5638 in performance tests.

Be aware that Core i5-8250U is a notebook processor while Xeon L5638 is a server/workstation one.

Should you still have questions on choice between Core i5-8250U and Xeon L5638, ask them in Comments section, and we shall answer.