Ryzen 9 7950X3D vs Phenom II X4 925

VS

Aggregate performance score

Phenom II X4 925
2009
4 cores / 4 threads, 95 Watt
1.48
Ryzen 9 7950X3D
2023
16 cores / 32 threads, 120 Watt
40.84
+2659%

Ryzen 9 7950X3D outperforms Phenom II X4 925 by a whopping 2659% based on our aggregate benchmark results.

Primary details

Comparing Phenom II X4 925 and Ryzen 9 7950X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking218167
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.1153.47
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 9
Power efficiency1.4231.03
Architecture codenameDeneb (2009−2011)Raphael (Zen4) (2022−2023)
Release date11 May 2009 (15 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$160$699

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 7950X3D has 48509% better value for money than Phenom II X4 925.

Detailed specifications

Phenom II X4 925 and Ryzen 9 7950X3D 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)16 (Hexadeca-Core)
Threads432
Base clock speed2.8 GHz4.2 GHz
Boost clock speed2.8 GHz5.7 GHz
Bus rateno data64K (per core)
L1 cache128 KB (per core)1024 KB
L2 cache512 KB (per core)16 MB
L3 cache6 MB (shared)128 MB (shared)
Chip lithography45 nm5 nm, 6 nm
Die size258 mm271+71+122 mm
Maximum core temperatureno data89 °C
Maximum case temperature (TCase)no data47 °C
Number of transistors758 million13,140 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Phenom II X4 925 and Ryzen 9 7950X3D 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
SocketAM3AM5
Power consumption (TDP)95 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X4 925 and Ryzen 9 7950X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, AVX512F, FMA3, SHA, XFR2, Precision Boost 2
AES-NI-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X4 925 and Ryzen 9 7950X3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X4 925 and Ryzen 9 7950X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5-5200
Maximum memory sizeno data128 GB

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)AMD Radeon Graphics (Ryzen 7000)

Peripherals

Specifications and connection of peripherals supported by Phenom II X4 925 and Ryzen 9 7950X3D.

PCIe version2.05.0
PCI Express lanesno data24

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 925 1.48
Ryzen 9 7950X3D 40.84
+2659%

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 925 2272
Ryzen 9 7950X3D 62505
+2651%

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 925 322
Ryzen 9 7950X3D 2930
+810%

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 925 966
Ryzen 9 7950X3D 19703
+1940%

Gaming performance

Pros & cons summary


Performance score 1.48 40.84
Recency 11 May 2009 4 January 2023
Physical cores 4 16
Threads 4 32
Chip lithography 45 nm 5 nm
Power consumption (TDP) 95 Watt 120 Watt

Phenom II X4 925 has 26.3% lower power consumption.

Ryzen 9 7950X3D, on the other hand, has a 2659.5% higher aggregate performance score, an age advantage of 13 years, 300% more physical cores and 700% more threads, and a 800% more advanced lithography process.

The Ryzen 9 7950X3D is our recommended choice as it beats the Phenom II X4 925 in performance tests.


Should you still have questions on choice between Phenom II X4 925 and Ryzen 9 7950X3D, ask them in Comments section, and we shall answer.

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AMD Phenom II X4 925
Phenom II X4 925
AMD Ryzen 9 7950X3D
Ryzen 9 7950X3D

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Community ratings

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Questions & comments

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