i9-13900KF vs Xeon Platinum 8280L

Primary details

Comparing Xeon Platinum 8280L and Core i9-13900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	93
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	64.62
Market segment	Server	Desktop processor
Series	Intel Xeon Platinum	Intel Core i9
Power efficiency	no data	13.72
Architecture codename	Cascade Lake (2019−2020)	Raptor Lake, Raptor Cove, Gracemont (2022)
Release date	2 April 2019 (5 years ago)	27 September 2022 (2 years ago)
Launch price (MSRP)	$17,906	$564

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8280L and Core i9-13900KF 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	28 (Octacosa-Core)	24 (Tetracosa-Core)
Threads	56	32
Base clock speed	2.7 GHz	3 GHz
Boost clock speed	4 GHz	5.7 GHz
Bus rate	no data	4 × 16 GT/s
Multiplier	27	30
L1 cache	1.75 MB	80K (per core)
L2 cache	28 MB	2 MB (per core)
L3 cache	38.5 MB	36 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	no data	257 mm2
Maximum core temperature	84 °C	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8280L and Core i9-13900KF 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	8 (Multiprocessor)	1
Socket	FCLGA3647	FCLGA1700
Power consumption (TDP)	205 Watt	125 W, 253 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8280L and Core i9-13900KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.2, Intel® AVX, Intel® AVX2, Intel® AVX-512	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
vPro	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	+	-
Idle States	no data	+
Thermal Monitoring	-	+
Turbo Boost Max 3.0	-	+
Deep Learning Boost	+	+

Security technologies

Xeon Platinum 8280L and Core i9-13900KF technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8280L and Core i9-13900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8280L and Core i9-13900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR5-5600, DDR4-3200
Maximum memory size	4.5 TB	192 GB
Max memory channels	6	2
Maximum memory bandwidth	140.8 GB/s	89.604 GB/s
ECC memory support	+	-

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8280L and Core i9-13900KF.

PCIe version	3.0	5.0 and 4.0
PCI Express lanes	48	20

Pros & cons summary

---

Recency	2 April 2019	27 September 2022
Physical cores	28	24
Threads	56	32
Power consumption (TDP)	205 Watt	125 Watt

---

Should you still have questions on choice between Xeon Platinum 8280L and Core i9-13900KF, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---