Ryzen 9 7845HX vs Ryzen 9 6900HX

VS

Aggregate performance score

Ryzen 9 6900HX
2022
8 cores / 16 threads, 45 Watt
15.55
Ryzen 9 7845HX
2023
12 cores / 24 threads, 55 Watt
28.71
+84.6%

Ryzen 9 7845HX outperforms Ryzen 9 6900HX by an impressive 85% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 6900HX and Ryzen 9 7845HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking448159
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Rembrandt (Zen 3+)no data
Power efficiency32.6849.37
Architecture codenameRembrandt-H (Zen 3+) (2022)Dragon Range-HX (Zen 4) (2023−2024)
Release dateJanuary 2022 (2 years ago)4 January 2023 (1 year ago)

Detailed specifications

Ryzen 9 6900HX and Ryzen 9 7845HX 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)12 (Dodeca-Core)
Threads1624
Base clock speed3.3 GHz3 GHz
Boost clock speed4.9 GHz5.2 GHz
L1 cache64K (per core)64K (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache16 MB (shared)64 MB (shared)
Chip lithography6 nmCCD = 5 nm, I/O = 6 nm
Die size208 mm22x 71 mm2
Maximum core temperature95 °C100 °C
Number of transistorsno data13,140 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen 9 6900HX and Ryzen 9 7845HX 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)45 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 6900HX and Ryzen 9 7845HX. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHAMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI++
FMA-+
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 6900HX and Ryzen 9 7845HX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 6900HX and Ryzen 9 7845HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5

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 6900HX and Ryzen 9 7845HX.

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 6900HX 15.55
Ryzen 9 7845HX 28.71
+84.6%

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 6900HX 24705
Ryzen 9 7845HX 45597
+84.6%

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 6900HX 1999
Ryzen 9 7845HX 2651
+32.6%

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 6900HX 9660
Ryzen 9 7845HX 13976
+44.7%

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 6900HX 2231
Ryzen 9 7845HX 4320
+93.6%

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 6900HX 249
Ryzen 9 7845HX 295
+18.5%

Geekbench 5.5 Multi-Core

Ryzen 9 6900HX 9647
Ryzen 9 7845HX 15068
+56.2%

Blender(-)

Ryzen 9 6900HX 231
+97.4%
Ryzen 9 7845HX 117

Geekbench 5.5 Single-Core

Ryzen 9 6900HX 1589
Ryzen 9 7845HX 2008
+26.4%

7-Zip Single

Ryzen 9 6900HX 5817
Ryzen 9 7845HX 7018
+20.6%

7-Zip

Ryzen 9 6900HX 61333
Ryzen 9 7845HX 106033
+72.9%

WebXPRT 3

Ryzen 9 6900HX 286
Ryzen 9 7845HX 357
+24.8%

CrossMark Overall

Ryzen 9 6900HX 1610
Ryzen 9 7845HX 1992
+23.7%

WebXPRT 4 Overall

Ryzen 9 6900HX 227
Ryzen 9 7845HX 282
+24.2%

Blender v3.3 Classroom CPU(-)

Ryzen 9 6900HX 407
+120%
Ryzen 9 7845HX 185

Geekbench 6.3 Multi-Core

Ryzen 9 6900HX 10340
Ryzen 9 7845HX 12585
+21.7%

Geekbench 6.3 Single-Core

Ryzen 9 6900HX 2148
Ryzen 9 7845HX 2729
+27%

Gaming performance

Pros & cons summary


Performance score 15.55 28.71
Integrated graphics card 14.99 2.85
Physical cores 8 12
Threads 16 24
Power consumption (TDP) 45 Watt 55 Watt

Ryzen 9 6900HX has 426% faster integrated GPU, and 22.2% lower power consumption.

Ryzen 9 7845HX, on the other hand, has a 84.6% higher aggregate performance score, and 50% more physical cores and 50% more threads.

The Ryzen 9 7845HX is our recommended choice as it beats the Ryzen 9 6900HX in performance tests.


Should you still have questions on choice between Ryzen 9 6900HX and Ryzen 9 7845HX, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 6900HX
Ryzen 9 6900HX
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