Ryzen 9 9900X vs Xeon Platinum 8260Y

Primary details

Comparing Xeon Platinum 8260Y and Ryzen 9 9900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	108
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	66.90
Market segment	Server	Desktop processor
Series	Intel Xeon Platinum	no data
Power efficiency	no data	27.26
Architecture codename	Cascade Lake (2019−2020)	Granite Ridge (2024)
Release date	2 April 2019 (5 years ago)	15 August 2024 (less than a year ago)
Launch price (MSRP)	$5,320	$499

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Xeon Platinum 8260Y and Ryzen 9 9900X 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	24 (Tetracosa-Core)	12 (Dodeca-Core)
Threads	48	24
Base clock speed	2.4 GHz	4.4 GHz
Boost clock speed	3.9 GHz	5.6 GHz
Multiplier	24	no data
L1 cache	1.5 MB	80 KB (per core)
L2 cache	24 MB	1 MB (per core)
L3 cache	35.75 MB	64 MB (shared)
Chip lithography	14 nm	4 nm
Die size	no data	2x 70.6 mm2
Maximum core temperature	90 °C	95 °C
Number of transistors	no data	16,630 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Xeon Platinum 8260Y and Ryzen 9 9900X 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	AM5
Power consumption (TDP)	165 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon Platinum 8260Y and Ryzen 9 9900X. 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	SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A
AES-NI	+	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Turbo Boost Max 3.0	-	no data
Precision Boost 2	no data	+
Deep Learning Boost	+	-

Security technologies

Xeon Platinum 8260Y and Ryzen 9 9900X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon Platinum 8260Y and Ryzen 9 9900X are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon Platinum 8260Y and Ryzen 9 9900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR5
Maximum memory size	1 TB	no data
Max memory channels	6	no data
Maximum memory bandwidth	140.8 GB/s	no data
ECC memory support	+	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon Graphics

Peripherals

Specifications and connection of peripherals supported by Xeon Platinum 8260Y and Ryzen 9 9900X.

PCIe version	3.0	5.0
PCI Express lanes	48	24

Pros & cons summary

---

Recency	2 April 2019	15 August 2024
Physical cores	24	12
Threads	48	24
Chip lithography	14 nm	4 nm
Power consumption (TDP)	165 Watt	120 Watt

---

Should you still have questions on choice between Xeon Platinum 8260Y and Ryzen 9 9900X, 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.

---