Ryzen 9 7945HX3D vs Ryzen 9 6900HS

VS

Aggregate performance score

Ryzen 9 6900HS
2022
8 cores / 16 threads, 35 Watt
14.84
Ryzen 9 7945HX3D
2023
16 cores / 32 threads, 55 Watt
36.15
+144%

Ryzen 9 7945HX3D outperforms Ryzen 9 6900HS by a whopping 144% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 6900HS and Ryzen 9 7945HX3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking47899
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
Seriesno dataAMD Dragon Range (Zen 4, Ryzen 7045)
Power efficiency40.1362.20
Architecture codenameRembrandt-H (Zen 3+) (2022)Dragon Range-HX (Zen 4) (2023−2024)
Release dateJanuary 2022 (2 years ago)27 July 2023 (1 year ago)

Detailed specifications

Ryzen 9 6900HS and Ryzen 9 7945HX3D 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)16 (Hexadeca-Core)
Threads1632
Base clock speed3.3 GHz2.3 GHz
Boost clock speed4.9 GHz5.4 GHz
L1 cache64K (per core)64 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache16 MB (shared)128 MB (shared)
Chip lithography6 nm5 nm
Die size208 mm22x 71 mm2
Maximum core temperature95 °C89 °C
Number of transistorsno data17,840 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier-+

Compatibility

Information on Ryzen 9 6900HS and Ryzen 9 7945HX3D 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
SocketFP7FL1
Power consumption (TDP)35 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 6900HS and Ryzen 9 7945HX3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SMEno data
AES-NI++
FMA+-
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 6900HS and Ryzen 9 7945HX3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 6900HS and Ryzen 9 7945HX3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5-5200

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
AMD Radeon 680M ( - 2400 MHz)AMD Radeon 610M (400 - 2200 MHz)

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 6900HS and Ryzen 9 7945HX3D.

PCIe version4.05.0
PCI Express lanes2028

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.

Ryzen 9 6900HS 14.84
Ryzen 9 7945HX3D 36.15
+144%

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.

Ryzen 9 6900HS 23568
Ryzen 9 7945HX3D 57430
+144%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 9 6900HS 1854
Ryzen 9 7945HX3D 2763
+49%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 9 6900HS 8801
Ryzen 9 7945HX3D 16393
+86.3%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Ryzen 9 6900HS 6405
Ryzen 9 7945HX3D 8478
+32.4%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Ryzen 9 6900HS 39960
Ryzen 9 7945HX3D 70414
+76.2%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Ryzen 9 6900HS 5.49
+7.5%
Ryzen 9 7945HX3D 5.9

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Ryzen 9 6900HS 25
Ryzen 9 7945HX3D 62
+150%

Cinebench 15 64-bit multi-core

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

Ryzen 9 6900HS 2161
Ryzen 9 7945HX3D 5600
+159%

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.

Ryzen 9 6900HS 245
Ryzen 9 7945HX3D 311
+26.9%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark 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 loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Ryzen 9 6900HS 2.95
Ryzen 9 7945HX3D 3.7
+25.4%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Ryzen 9 6900HS 11.1
Ryzen 9 7945HX3D 23.4
+111%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Ryzen 9 6900HS 6488
Ryzen 9 7945HX3D 51122
+688%

Geekbench 5.5 Multi-Core

Ryzen 9 6900HS 9224
Ryzen 9 7945HX3D 19875
+115%

Blender(-)

Ryzen 9 6900HS 227
+139%
Ryzen 9 7945HX3D 95

Geekbench 5.5 Single-Core

Ryzen 9 6900HS 1537
Ryzen 9 7945HX3D 2133
+38.8%

7-Zip Single

Ryzen 9 6900HS 5805
Ryzen 9 7945HX3D 7573
+30.5%

7-Zip

Ryzen 9 6900HS 62006
Ryzen 9 7945HX3D 136201
+120%

WebXPRT 3

Ryzen 9 6900HS 281
Ryzen 9 7945HX3D 480
+70.8%

CrossMark Overall

Ryzen 9 6900HS 1527
Ryzen 9 7945HX3D 2086
+36.6%

WebXPRT 4 Overall

Ryzen 9 6900HS 197
Ryzen 9 7945HX3D 328
+66.2%

Blender v3.3 Classroom CPU(-)

Ryzen 9 6900HS 382
+155%
Ryzen 9 7945HX3D 150

Gaming performance

Pros & cons summary


Performance score 14.84 36.15
Integrated graphics card 16.00 2.85
Physical cores 8 16
Threads 16 32
Chip lithography 6 nm 5 nm
Power consumption (TDP) 35 Watt 55 Watt

Ryzen 9 6900HS has 461.4% faster integrated GPU, and 57.1% lower power consumption.

Ryzen 9 7945HX3D, on the other hand, has a 143.6% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 20% more advanced lithography process.

The Ryzen 9 7945HX3D is our recommended choice as it beats the Ryzen 9 6900HS in performance tests.


Should you still have questions on choice between Ryzen 9 6900HS and Ryzen 9 7945HX3D, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 6900HS
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