Core 2 Duo T9900 vs Ryzen 7 7840S

Aggregate performance score

Ryzen 7 7840S
2023
8 cores / 16 threads, 35 Watt
15.59
+1951%
Core 2 Duo T9900
2009
2 cores / 2 threads, 35 Watt
0.76

Ryzen 7 7840S outperforms Core 2 Duo T9900 by a whopping 1951% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 7 7840S and Core 2 Duo T9900 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking4522651
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesPhoenix (Zen 4, Ryzen 7040)Intel Core 2 Duo
Power efficiency41.372.02
Architecture codenamePhoenix-HS (Zen 4) (2023)Penryn (2008−2011)
Release date5 January 2023 (1 year ago)2 June 2009 (15 years ago)
Launch price (MSRP)no data$530

Detailed specifications

Ryzen 7 7840S and Core 2 Duo T9900 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)2 (Dual-core)
Threads162
Base clock speed3.8 GHz3.06 GHz
Boost clock speed5.1 GHz0.07 GHz
Bus rateno data1066 MHz
L1 cache512 KB64 KB (per core)
L2 cache8 MB6 MB (shared)
L3 cache16 MB6 MB L2 Cache
Chip lithography4 nm45 nm
Die size178 mm2107 mm2
Maximum core temperature100 °C105 °C
Number of transistorsno data410 million
64 bit support++
Windows 11 compatibility+-
VID voltage rangeno data1.05V-1.2125V

Compatibility

Information on Ryzen 7 7840S and Core 2 Duo T9900 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 configurationno data1
SocketFP7/FP7r2/FP8BGA479,PGA478
Power consumption (TDP)35 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 7840S and Core 2 Duo T9900. You'll probably need this information if you require some particular technology.

Instruction set extensionsRyzen 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, SMEno data
AES-NI+-
FMA+-
AVX+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Demand Based Switchingno data-

Security technologies

Ryzen 7 7840S and Core 2 Duo T9900 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 7840S and Core 2 Duo T9900 are enumerated here.

VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 7840S and Core 2 Duo T9900. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon 780MOn certain motherboards (Chipset feature)

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 7 7840S 15.59
+1951%
Core 2 Duo T9900 0.76

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 7 7840S 24309
+1948%
Core 2 Duo T9900 1187

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 7 7840S 7579
+114%
Core 2 Duo T9900 3538

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 7 7840S 45931
+547%
Core 2 Duo T9900 7094

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Ryzen 7 7840S 14547
+422%
Core 2 Duo T9900 2787

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 7 7840S 10.2
+146%
Core 2 Duo T9900 25.1

Gaming performance

Pros & cons summary


Performance score 15.59 0.76
Recency 5 January 2023 2 June 2009
Physical cores 8 2
Threads 16 2
Chip lithography 4 nm 45 nm

Ryzen 7 7840S has a 1951.3% higher aggregate performance score, an age advantage of 13 years, 300% more physical cores and 700% more threads, and a 1025% more advanced lithography process.

The Ryzen 7 7840S is our recommended choice as it beats the Core 2 Duo T9900 in performance tests.


Should you still have questions on choice between Ryzen 7 7840S and Core 2 Duo T9900, ask them in Comments section, and we shall answer.

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AMD Ryzen 7 7840S
Ryzen 7 7840S
Intel Core 2 Duo T9900
Core 2 Duo T9900

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Community ratings

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Questions & comments

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