Ryzen 9 7900X3D vs Core 2 Extreme X7900

VS

Aggregate performance score

Core 2 Extreme X7900
2007
2 cores / 2 threads, 44 Watt
0.70
Ryzen 9 7900X3D
2023
12 cores / 24 threads, 120 Watt
31.73
+4433%

Ryzen 9 7900X3D outperforms Core 2 Extreme X7900 by a whopping 4433% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Extreme X7900 and Ryzen 9 7900X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2724130
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data49.24
Market segmentLaptopDesktop processor
SeriesIntel Core 2 ExtremeAMD Ryzen 9
Power efficiency1.5025.01
Architecture codenameMerom (2006−2008)Raphael (2023−2024)
Release date1 September 2007 (17 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$851$599

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Extreme X7900 and Ryzen 9 7900X3D 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 cores2 (Dual-core)12 (Dodeca-Core)
Threads224
Base clock speed2.8 GHz4.4 GHz
Boost clock speed2.8 GHz5.6 GHz
Bus rate800 MHzno data
L1 cache128 KB64K (per core)
L2 cache4 MB1 MB (per core)
L3 cache0 KB128 MB (shared)
Chip lithography65 nm5 nm, 6 nm
Die size143 mm22x 71 mm2
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)no data47 °C
Number of transistorsno data13,140 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+
VID voltage range1.1V-1.375Vno data

Compatibility

Information on Core 2 Extreme X7900 and Ryzen 9 7900X3D 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
SocketPPGA478AM5
Power consumption (TDP)44 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Extreme X7900 and Ryzen 9 7900X3D. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States-no data
Demand Based Switching-no data
AMT+no data
FSB parity-no data
Precision Boost 2no data+

Security technologies

Core 2 Extreme X7900 and Ryzen 9 7900X3D technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Extreme X7900 and Ryzen 9 7900X3D are enumerated here.

AMD-V-+
VT-x+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Extreme X7900 and Ryzen 9 7900X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR1DDR5-5200
Maximum memory sizeno data128 GB

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon Graphics

Peripherals

Specifications and connection of peripherals supported by Core 2 Extreme X7900 and Ryzen 9 7900X3D.

PCIe versionno data5.0
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.

Core 2 Extreme X7900 0.70
Ryzen 9 7900X3D 31.73
+4433%

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.

Core 2 Extreme X7900 1104
Ryzen 9 7900X3D 50409
+4466%

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.

Core 2 Extreme X7900 387
Ryzen 9 7900X3D 2858
+639%

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.

Core 2 Extreme X7900 625
Ryzen 9 7900X3D 17584
+2713%

Gaming performance

Pros & cons summary


Performance score 0.70 31.73
Recency 1 September 2007 4 January 2023
Physical cores 2 12
Threads 2 24
Chip lithography 65 nm 5 nm
Power consumption (TDP) 44 Watt 120 Watt

Core 2 Extreme X7900 has 172.7% lower power consumption.

Ryzen 9 7900X3D, on the other hand, has a 4432.9% higher aggregate performance score, an age advantage of 15 years, 500% more physical cores and 1100% more threads, and a 1200% more advanced lithography process.

The Ryzen 9 7900X3D is our recommended choice as it beats the Core 2 Extreme X7900 in performance tests.

Be aware that Core 2 Extreme X7900 is a notebook processor while Ryzen 9 7900X3D is a desktop one.


Should you still have questions on choice between Core 2 Extreme X7900 and Ryzen 9 7900X3D, ask them in Comments section, and we shall answer.

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Intel Core 2 Extreme X7900
Core 2 Extreme X7900
AMD Ryzen 9 7900X3D
Ryzen 9 7900X3D

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Community ratings

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Questions & comments

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