Ultra 9 285K vs Ryzen 7 1800X

Primary details

Comparing Ryzen 7 1800X and Core Ultra 9 285K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	760	53
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	3.13	74.33
Market segment	Desktop processor	Desktop processor
Series	AMD Ryzen 7	no data
Power efficiency	10.25	32.61
Architecture codename	Zen (2017−2020)	Arrow Lake-S (2024−2025)
Release date	22 February 2017 (7 years ago)	24 October 2024 (less than a year ago)
Launch price (MSRP)	$499	$589

Cost-effectiveness evaluation

Performance per price, higher is better.

Ultra 9 285K has 2275% better value for money than Ryzen 7 1800X.

Detailed specifications

Ryzen 7 1800X and Core Ultra 9 285K 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	8 (Octa-Core)	24 (Tetracosa-Core)
Threads	16	24
Base clock speed	3.6 GHz	3.7 GHz
Boost clock speed	4 GHz	5.6 GHz
Bus rate	4 × 8 GT/s	250 MHz
Multiplier	36	no data
L1 cache	768 KB	112 KB (per core)
L2 cache	4096 KB	3 MB (per core)
L3 cache	16384 KB	36 MB (shared)
Chip lithography	14 nm	3 nm
Die size	213 mm2	243 mm2
Number of transistors	4800 Million	17,800 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	+	+

Compatibility

Information on Ryzen 7 1800X and Core Ultra 9 285K 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	AM4	FCLGA1851
Power consumption (TDP)	95 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 1800X and Core Ultra 9 285K. You'll probably need this information if you require some particular technology.

Instruction set extensions	XFR, FMA3, SSE 4.2, AVX2, SMT	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	FMA3	-
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Turbo Boost Technology	no data	2.0
TSX	-	+
Idle States	no data	+
Thermal Monitoring	-	+
SIPP	-	+
Turbo Boost Max 3.0	no data	+
XFR	+	-
SenseMI	+	-
Deep Learning Boost	-	+
Supported AI Software Frameworks	-	OpenVINO™, WindowsML, DirectML, ONNX RT, WebNN

Security technologies

Ryzen 7 1800X and Core Ultra 9 285K technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 1800X and Core Ultra 9 285K 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 Ryzen 7 1800X and Core Ultra 9 285K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-6400
Maximum memory size	64 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	42.671 GB/s	no data
ECC memory support	+	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	-	Intel® Graphics
Quick Sync Video	-	+
Graphics max frequency	-	2 GHz

Graphics interfaces

Available interfaces and connections of Ryzen 7 1800X and Core Ultra 9 285K integrated GPUs.

Number of displays supported

-

4

Graphics image quality

Maximum display resolutions supported by Ryzen 7 1800X and Core Ultra 9 285K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	-	4K @ 60Hz (HDMI 2.1 TMDS) 8K @ 60Hz (HDMI2.1 FRL)
Max resolution over eDP	-	4K @ 60Hz
Max resolution over DisplayPort	-	8K @ 60Hz

Graphics API support

APIs supported by Ryzen 7 1800X and Core Ultra 9 285K integrated GPUs, sometimes API versions are included.

DirectX	-	12
OpenGL	-	4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 1800X and Core Ultra 9 285K.

PCIe version	n/a	5.0 and 4.0
PCI Express lanes	20	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	10.29	43.07
Recency	22 February 2017	24 October 2024
Physical cores	8	24
Threads	16	24
Chip lithography	14 nm	3 nm
Power consumption (TDP)	95 Watt	125 Watt

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Should you still have questions on choice between Ryzen 7 1800X and Core Ultra 9 285K, ask them in Comments section, and we shall answer.

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