Xeon W-3365 vs Celeron B815

Primary details

Comparing Celeron B815 and Xeon W-3365 processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	74
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Series	Intel Celeron	no data
Architecture codename	Sandy Bridge (2011−2013)	Ice Lake-W (2021)
Release date	1 January 2012 (12 years ago)	29 July 2021 (2 years ago)
Launch price (MSRP)	$86	no data
Current price	$34 (0.4x MSRP)	no data

Detailed specifications

Celeron B815 and Xeon W-3365 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)	32 (Dotriaconta-Core)
Threads	2	64
Base clock speed	1.6 GHz	2.7 GHz
Boost clock speed	1.6 GHz	4 GHz
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	1 MB (per core)
L3 cache	2 MB (shared)	48 MB (shared)
Chip lithography	32 nm	10 nm
Die size	131 mm2	no data
Maximum core temperature	100 °C	77 °C
Maximum case temperature (TCase)	no data	81 °C
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	No

Compatibility

Information on Celeron B815 and Xeon W-3365 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	FCPGA988,PGA988	FCLGA4189
Power consumption (TDP)	35 Watt	270 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron B815 and Xeon W-3365. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® AVX-512
AES-NI	-	+
FMA	+	no data
AVX	no data	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
My WiFi	-	no data
Turbo Boost Technology	-	2.0
Hyper-Threading Technology	-	+
TSX	no data	+
Idle States	+	no data
Thermal Monitoring	+	no data
Flex Memory Access	+	no data
Demand Based Switching	-	no data
Turbo Boost Max 3.0	no data	-
FDI	+	no data
Fast Memory Access	+	no data
Status	Discontinued	Launched

Security technologies

Celeron B815 and Xeon W-3365 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	+
SGX	no data	-
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron B815 and Xeon W-3365 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron B815 and Xeon W-3365. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4-3200
Maximum memory size	16 GB	4 TB
Max memory channels	2	8
Maximum memory bandwidth	21.3 GB/s	no data
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	no data
Graphics max frequency	1.05 GHz	no data

Graphics interfaces

Available interfaces and connections of Celeron B815 and Xeon W-3365 integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Celeron B815 and Xeon W-3365.

PCIe version	2.0	4
PCI Express lanes	16	64

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	1 January 2012	29 July 2021
Physical cores	2	32
Threads	2	64
Chip lithography	32 nm	10 nm
Power consumption (TDP)	35 Watt	270 Watt

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Should you still have questions on choice between Celeron B815 and Xeon W-3365, ask them in Comments section, and we shall answer.

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