Ryzen 5 7520U vs i9-11900KB

Aggregate performance score

Core i9-11900KB
2021
8 cores / 16 threads, 65 Watt
14.48
+149%
Ryzen 5 7520U
2022
4 cores / 8 threads, 15 Watt
5.81

Core i9-11900KB outperforms Ryzen 5 7520U by a whopping 149% based on our aggregate benchmark results.

Primary details

Comparing Core i9-11900KB and Ryzen 5 7520U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4951116
Place by popularitynot in top-10027
Cost-effectiveness evaluation17.86no data
Market segmentDesktop processorLaptop
Seriesno dataMendocino (Zen 2, Ryzen 7020)
Power efficiency20.9936.50
Architecture codenameTiger Lake-H (2021)Mendocino-U (Zen 2) (2022)
Release dateMay 2021 (3 years ago)20 September 2022 (2 years ago)
Launch price (MSRP)$539no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-11900KB and Ryzen 5 7520U 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 cores8 (Octa-Core)4 (Quad-Core)
Threads168
Base clock speed3.3 GHz2.8 GHz
Boost clock speed4.9 GHz4.3 GHz
Bus rate8 GT/sno data
L1 cache80K (per core)64 KB (per core)
L2 cache1.25 MB (per core)512 KB (per core)
L3 cache24 MB (shared)4 MB (shared)
Chip lithography10 nm SuperFin6 nm
Die size190 mm2100 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i9-11900KB and Ryzen 5 7520U 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 configuration11
SocketFCBGA1787FP6
Power consumption (TDP)65 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-11900KB and Ryzen 5 7520U. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI++
AVX++
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Core i9-11900KB and Ryzen 5 7520U technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
Identity Protection+-
SGXYes with Intel® MEno data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-11900KB and Ryzen 5 7520U 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 i9-11900KB and Ryzen 5 7520U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth51.2 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® UHD Graphics for 11th Gen Intel® ProcessorsAMD Radeon 610M
Quick Sync Video+-
Graphics max frequency1.45 GHzno data
Execution Units32no data

Graphics interfaces

Available interfaces and connections of Core i9-11900KB and Ryzen 5 7520U integrated GPUs.

Number of displays supported4no data

Graphics image quality

Maximum display resolutions supported by Core i9-11900KB and Ryzen 5 7520U integrated GPUs, including resolutions over different interfaces.

4K resolution support+no data
Max resolution over HDMI 1.44096x2304@60Hzno data
Max resolution over eDP4096 x 2304@60Hzno data
Max resolution over DisplayPort7680x4320@60Hzno data

Graphics API support

APIs supported by Core i9-11900KB and Ryzen 5 7520U integrated GPUs, sometimes API versions are included.

DirectX12no data
OpenGL4.6no data

Peripherals

Specifications and connection of peripherals supported by Core i9-11900KB and Ryzen 5 7520U.

PCIe version4.03.0
PCI Express lanes204

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.

i9-11900KB 14.48
+149%
Ryzen 5 7520U 5.81

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.

i9-11900KB 22917
+149%
Ryzen 5 7520U 9194

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i9-11900KB 2027
+143%
Ryzen 5 7520U 834

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i9-11900KB 247
+46.3%
Ryzen 5 7520U 169

Geekbench 5.5 Multi-Core

i9-11900KB 8924
+134%
Ryzen 5 7520U 3821

Blender(-)

i9-11900KB 263
Ryzen 5 7520U 588
+124%

Geekbench 5.5 Single-Core

i9-11900KB 1656
+55.3%
Ryzen 5 7520U 1066

7-Zip Single

i9-11900KB 5979
+43.5%
Ryzen 5 7520U 4167

7-Zip

i9-11900KB 50152
+107%
Ryzen 5 7520U 24219

WebXPRT 3

i9-11900KB 269
+40.6%
Ryzen 5 7520U 191

Gaming performance

Pros & cons summary


Performance score 14.48 5.81
Physical cores 8 4
Threads 16 8
Chip lithography 10 nm 6 nm
Power consumption (TDP) 65 Watt 15 Watt

i9-11900KB has a 149.2% higher aggregate performance score, and 100% more physical cores and 100% more threads.

Ryzen 5 7520U, on the other hand, has a 66.7% more advanced lithography process, and 333.3% lower power consumption.

The Core i9-11900KB is our recommended choice as it beats the Ryzen 5 7520U in performance tests.

Note that Core i9-11900KB is a desktop processor while Ryzen 5 7520U is a notebook one.


Should you still have questions on choice between Core i9-11900KB and Ryzen 5 7520U, 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.


Intel Core i9-11900KB
Core i9-11900KB
AMD Ryzen 5 7520U
Ryzen 5 7520U

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Community ratings

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Questions & comments

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