Xeon W-11855M vs Celeron N2808

Primary details

Comparing Celeron N2808 and Xeon W-11855M processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	622
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	50.13
Market segment	Laptop	Server
Series	Intel Celeron	Intel Tiger Lake
Architecture codename	Bay Trail-M (2013−2014)	Tiger Lake-H (2021)
Release date	22 May 2014 (10 years ago)	11 May 2021 (3 years ago)
Current price	no data	$333

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Celeron N2808 and Xeon W-11855M 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)	6 (Hexa-Core)
Threads	2	12
Base clock speed	1.58 GHz	3.2 GHz
Boost clock speed	2.25 GHz	4.9 GHz
L1 cache	56K (per core)	96K (per core)
L2 cache	512K (per core)	1.25 MB (per core)
L3 cache	0 KB	18 MB (shared)
Chip lithography	22 nm	10 nm SuperFin
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Celeron N2808 and Xeon W-11855M 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	FCBGA1170	FCBGA1787
Power consumption (TDP)	4.5 Watt	35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron N2808 and Xeon W-11855M. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	-	+
FMA	no data	+
AVX	no data	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	+
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	no data	+
Flex Memory Access	no data	+
SIPP	no data	+
Smart Connect	+	no data
Turbo Boost Max 3.0	no data	+
Status	Discontinued	Discontinued

Security technologies

Celeron N2808 and Xeon W-11855M technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron N2808 and Xeon W-11855M are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron N2808 and Xeon W-11855M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	4 GB	128 GB
Max memory channels	1	2
Maximum memory bandwidth	10.66 GB/s	51.2 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Intel Atom® Processor Z3700 Series	Intel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video	+	+
Graphics max frequency	792 MHz	1.45 GHz
Execution Units	no data	32

Graphics interfaces

Available interfaces and connections of Celeron N2808 and Xeon W-11855M integrated GPUs.

Number of displays supported

2

4

Graphics image quality

Maximum display resolutions supported by Celeron N2808 and Xeon W-11855M integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096x2304@60Hz
Max resolution over eDP	no data	4096x2304@60Hz
Max resolution over DisplayPort	no data	7680x4320@60Hz

Graphics API support

APIs supported by Celeron N2808 and Xeon W-11855M integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Celeron N2808 and Xeon W-11855M.

PCIe version	2.0	4.0
PCI Express lanes	4	20
USB revision	3.0 and 2.0	no data
Total number of SATA ports	2	no data
Number of USB ports	5	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.

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Pros & cons summary

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Recency	22 May 2014	11 May 2021
Physical cores	2	6
Threads	2	12
Chip lithography	22 nm	10 nm
Power consumption (TDP)	4 Watt	35 Watt

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Should you still have questions on choice between Celeron N2808 and Xeon W-11855M, ask them in Comments section, and we shall answer.

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