Ryzen 9 9950X vs i5-8265U

Place in performance ranking	1438	48
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Desktop processor
Series	Intel Core i5	no data
Architecture codename	Whiskey Lake-U (2018−2019)	Granite Ridge (2024)
Release date	28 August 2018 (6 years ago)	15 August 2024 (recently)
Launch price (MSRP)	$297	no data

Detailed specifications

Core i5-8265U and Ryzen 9 9950X 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	32
Base clock speed	1.6 GHz	4.3 GHz
Boost clock speed	3.9 GHz	5.7 GHz
Bus type	OPI	no data
Bus rate	4 GT/s	no data
Multiplier	16	no data
L1 cache	256 KB	80 KB (per core)
L2 cache	1 MB	1 MB (per core)
L3 cache	6 MB	64 MB (shared)
Chip lithography	14 nm	4 nm
Die size	123 mm²	2x 70.6 mm²
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
Number of transistors	no data	16,630 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Core i5-8265U and Ryzen 9 9950X 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	FCBGA1528	AM5
Power consumption (TDP)	15 Watt	170 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8265U and Ryzen 9 9950X. 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	+	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Smart Response	+	no data
Status	Discontinued	no data
Precision Boost 2	no data	+

Security technologies

Core i5-8265U and Ryzen 9 9950X technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Secure Key	+	no data
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8265U and Ryzen 9 9950X 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 Core i5-8265U and Ryzen 9 9950X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5
Maximum memory size	64 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	38.397 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 8th Generation Intel® Processors	AMD Radeon Graphics
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	no data

Graphics interfaces

Available interfaces and connections of Core i5-8265U and Ryzen 9 9950X integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i5-8265U and Ryzen 9 9950X integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@24Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Core i5-8265U and Ryzen 9 9950X integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-8265U and Ryzen 9 9950X.

PCIe version	3.0	5.0
PCI Express lanes	16	24

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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.

i5-8265U 3.85

Ryzen 9 9950X 43.38
+1027%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i5-8265U 5956

Ryzen 9 9950X 67095
+1027%

Gaming performance

Pros & cons summary

Performance score	3.85	43.38
Recency	28 August 2018	15 August 2024
Physical cores	4	16
Threads	8	32
Chip lithography	14 nm	4 nm
Power consumption (TDP)	15 Watt	170 Watt

i5-8265U has 1033.3% lower power consumption.

Ryzen 9 9950X, on the other hand, has a 1026.8% higher aggregate performance score, an age advantage of 5 years, 300% more physical cores and 300% more threads, and a 250% more advanced lithography process.

The Ryzen 9 9950X is our recommended choice as it beats the Core i5-8265U in performance tests.

Be aware that Core i5-8265U is a notebook processor while Ryzen 9 9950X is a desktop one.

Should you still have questions on choice between Core i5-8265U and Ryzen 9 9950X, ask them in Comments section, and we shall answer.