Ultra 5 245KF vs Xeon E3-1284L v4

Primary details

Comparing Xeon E3-1284L v4 and Core Ultra 5 245KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	176
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	82.57
Market segment	Server	Desktop processor
Power efficiency	no data	20.94
Architecture codename	Broadwell-DT (2015)	Arrow Lake-S (2024−2025)
Release date	2 June 2015 (9 years ago)	24 October 2024 (less than a year ago)
Launch price (MSRP)	no data	$294

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon E3-1284L v4 and Core Ultra 5 245KF 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)	14 (Tetradeca-Core)
Threads	8	14
Base clock speed	2.9 GHz	4.2 GHz
Boost clock speed	3.8 GHz	5.2 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	112 KB (per core)
L2 cache	256K (per core)	3 MB (per core)
L3 cache	6 MB (shared)	24 MB (shared)
Chip lithography	14 nm	3 nm
Die size	182 mm2	243 mm2
Number of transistors	no data	17,800 million
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Xeon E3-1284L v4 and Core Ultra 5 245KF 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	1150	FCLGA1851
Power consumption (TDP)	47 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E3-1284L v4 and Core Ultra 5 245KF. 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	+	no data
Enhanced SpeedStep (EIST)	+	+
eDRAM	128 MB	no data
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	no data
TSX	+	+
Idle States	+	+
Thermal Monitoring	-	+
FDI	+	no data
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Xeon E3-1284L v4 and Core Ultra 5 245KF technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	no data	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E3-1284L v4 and Core Ultra 5 245KF are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E3-1284L v4 and Core Ultra 5 245KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L-1333, DDR3L-1600, DDR3L-1866	DDR5-6400
Maximum memory size	32 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	29.8 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel Iris Pro P6300	N/A
Max video memory	16 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Graphics max frequency	1.15 GHz	no data

Peripherals

Specifications and connection of peripherals supported by Xeon E3-1284L v4 and Core Ultra 5 245KF.

PCIe version	3.0	5.0 and 4.0
PCI Express lanes	16	20

Pros & cons summary

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Recency	2 June 2015	24 October 2024
Physical cores	4	14
Threads	8	14
Chip lithography	14 nm	3 nm
Power consumption (TDP)	47 Watt	125 Watt

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