i9-12900E vs Xeon E3-1585L v5

Primary details

Comparing Xeon E3-1585L v5 and Core i9-12900E processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1206	383
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	2.30	no data
Market segment	Server	Desktop processor
Series	Intel Xeon E3	no data
Power efficiency	10.71	24.45
Architecture codename	Skylake-H (2015−2016)	Alder Lake-S (2022)
Release date	31 May 2016 (8 years ago)	4 January 2022 (2 years ago)
Launch price (MSRP)	$445	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E3-1585L v5 and Core i9-12900E 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)	16 (Hexadeca-Core)
Threads	8	24
Base clock speed	3 GHz	2.3 GHz
Boost clock speed	3.7 GHz	5 GHz
Bus type	DMI 3.0	no data
Bus rate	4 × 8 GT/s	no data
Multiplier	30	no data
L1 cache	256 KB	80K (per core)
L2 cache	1 MB	1.25 MB (per core)
L3 cache	8 MB (shared)	30 MB (shared)
Chip lithography	14 nm	10 nm
Die size	171 mm2	215 mm2
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	no data	72 °C
Number of transistors	2,300 million	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon E3-1585L v5 and Core i9-12900E 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)	1
Socket	FCBGA1440	1700
Power consumption (TDP)	45 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1585L v5 and Core i9-12900E. 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	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
eDRAM	128 MB	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	+
Idle States	+	no data
FDI	+	no data

Security technologies

Xeon E3-1585L v5 and Core i9-12900E technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1585L v5 and Core i9-12900E are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1585L v5 and Core i9-12900E. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L,LPDDR3 1600 MHz, DDR4 2133 MHz at 1.2V	DDR4, DDR5 Dual-channel
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	34.134 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel Iris Pro Graphics P580	Intel UHD Graphics 770
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Graphics max frequency	1.15 GHz	no data
Execution Units	72	no data

Graphics interfaces

Available interfaces and connections of Xeon E3-1585L v5 and Core i9-12900E integrated GPUs.

Number of displays supported

3

no data

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1585L v5 and Core i9-12900E.

PCIe version	3.0	5.0
PCI Express lanes	16	20

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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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.

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Pros & cons summary

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Performance score	5.19	17.11
Integrated graphics card	5.24	6.15
Recency	31 May 2016	4 January 2022
Physical cores	4	16
Threads	8	24
Chip lithography	14 nm	10 nm
Power consumption (TDP)	45 Watt	65 Watt

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Should you still have questions on choice between Xeon E3-1585L v5 and Core i9-12900E, ask them in Comments section, and we shall answer.

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