Ryzen 7 7840HS vs Phenom II X4 905e

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Aggregate performance score

Phenom II X4 905e
2009
4 cores / 4 threads, 65 Watt
1.22
Ryzen 7 7840HS
2023
8 cores / 16 threads, 35 Watt
18.20
+1392%

Ryzen 7 7840HS outperforms Phenom II X4 905e by a whopping 1392% based on our aggregate benchmark results.

Primary details

Comparing Phenom II X4 905e and Ryzen 7 7840HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2337333
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.08no data
Market segmentDesktop processorLaptop
Series4x Phenom II (Desktop)no data
Power efficiency1.7849.21
Architecture codenameDeneb (2009−2011)Phoenix-HS (Zen 4) (2023)
Release date2 June 2009 (15 years ago)January 2023 (1 year ago)
Launch price (MSRP)$212no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Phenom II X4 905e and Ryzen 7 7840HS 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 cores4 (Quad-Core)8 (Octa-Core)
Threads416
Base clock speed2.5 GHz3.8 GHz
Boost clock speed2.5 GHz5.1 GHz
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)1 MB (per core)
L3 cache6 MB (shared)16 MB (shared)
Chip lithography45 nm4 nm
Die size258 mm2178 mm2
Maximum core temperatureno data100 °C
Number of transistors758 million25,000 million
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Phenom II X4 905e and Ryzen 7 7840HS 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
SocketAM3FP8
Power consumption (TDP)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 905e and Ryzen 7 7840HS. You'll probably need this information if you require some particular technology.

Instruction set extensions45 nm, 1.25Ryzen AI, MMX, 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 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 905e and Ryzen 7 7840HS are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 905e and Ryzen 7 7840HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)AMD Radeon 780M ( - 2700 MHz)

Peripherals

Specifications and connection of peripherals supported by Phenom II X4 905e and Ryzen 7 7840HS.

PCIe version2.04.0
PCI Express lanesno data20

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.

Phenom II X4 905e 1.22
Ryzen 7 7840HS 18.20
+1392%

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.

Phenom II X4 905e 1936
Ryzen 7 7840HS 28912
+1393%

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.

Phenom II X4 905e 341
Ryzen 7 7840HS 2367
+594%

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.

Phenom II X4 905e 1150
Ryzen 7 7840HS 11009
+857%

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.

Phenom II X4 905e 2290
Ryzen 7 7840HS 7642
+234%

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.

Phenom II X4 905e 8241
Ryzen 7 7840HS 47933
+482%

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.

Phenom II X4 905e 15.1
Ryzen 7 7840HS 2.64
+472%

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.

Phenom II X4 905e 3
Ryzen 7 7840HS 30
+906%

Cinebench 15 64-bit multi-core

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

Phenom II X4 905e 255
Ryzen 7 7840HS 2573
+909%

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.

Phenom II X4 905e 64
Ryzen 7 7840HS 279
+335%

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.

Phenom II X4 905e 0.76
Ryzen 7 7840HS 3.31
+336%

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.

Phenom II X4 905e 0.4
Ryzen 7 7840HS 14.8
+3600%

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.

Phenom II X4 905e 2018
Ryzen 7 7840HS 7064
+250%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Phenom II X4 905e 17
Ryzen 7 7840HS 147
+755%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Phenom II X4 905e 88
Ryzen 7 7840HS 290
+231%

Gaming performance

Pros & cons summary


Performance score 1.22 18.20
Physical cores 4 8
Threads 4 16
Chip lithography 45 nm 4 nm
Power consumption (TDP) 65 Watt 35 Watt

Ryzen 7 7840HS has a 1391.8% higher aggregate performance score, 100% more physical cores and 300% more threads, a 1025% more advanced lithography process, and 85.7% lower power consumption.

The Ryzen 7 7840HS is our recommended choice as it beats the Phenom II X4 905e in performance tests.

Note that Phenom II X4 905e is a desktop processor while Ryzen 7 7840HS is a notebook one.


Should you still have questions on choice between Phenom II X4 905e and Ryzen 7 7840HS, ask them in Comments section, and we shall answer.

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AMD Phenom II X4 905e
Phenom II X4 905e
AMD Ryzen 7 7840HS
Ryzen 7 7840HS

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