Athlon 64 X2 TK-55 vs Core 2 Duo P8400

#ad 
Buy on Amazon
Celeron Dual-Core T3500 Core 2 Duo P8400 Core 2 Duo P8600 Core 2 Duo T6600 Core 2 Duo T8300 Core 2 Duo T9300 Core 2 Duo T9600 Core 2 Duo T9900 Pentium Dual Core T4200 Pentium Dual Core T4300 Pentium Dual Core T4400 Pentium Dual Core T4500
VS
#ad 
Buy on Amazon
Athlon 64 2700+ Athlon 64 L110 Athlon 64 TF-20 Athlon 64 X2 TK-42 Athlon 64 X2 TK-53 Athlon 64 X2 TK-55 Athlon 64 X2 TK-57

Contents

Core 2 Duo P8400 Core 2 Duo P8400
Athlon 64 X2 TK-55 Athlon 64 X2 TK-55

Primary details

Comparing Core 2 Duo P8400 and Athlon 64 X2 TK-55 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2838not rated
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core 2 Duo2x Athlon 64
Power efficiency2.01no data
Architecture codenamePenryn (2008−2011)Taylor / Hawk-256
Release date15 July 2008 (16 years ago)no data (2024 years ago)
Launch price (MSRP)$209no data

Detailed specifications

Core 2 Duo P8400 and Athlon 64 X2 TK-55 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)2 (Dual-core)
Threads22
Base clock speed2.26 GHzno data
Boost clock speed2.26 GHz1.8 GHz
Bus rate1066 MHz667 MHz
L1 cache128 KBno data
L2 cache3 MBno data
L3 cache3 MB L2 Cacheno data
Chip lithography45 nm65 nm
Die size107 mm2no data
Maximum core temperature105 °Cno data
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility--
VID voltage range1.05V-1.15Vno data

Compatibility

Information on Core 2 Duo P8400 and Athlon 64 X2 TK-55 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.

SocketBGA479,PBGA479,PGA478no data
Power consumption (TDP)25 Watt31 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P8400 and Athlon 64 X2 TK-55. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology-no data
Idle States+no data
Demand Based Switching-no data
FSB parity-no data

Security technologies

Core 2 Duo P8400 and Athlon 64 X2 TK-55 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 Duo P8400 and Athlon 64 X2 TK-55 are enumerated here.

VT-x+no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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 Duo P8400 849
+63.9%
Athlon 64 X2 TK-55 518

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.

Core 2 Duo P8400 2036
+54.7%
Athlon 64 X2 TK-55 1316

Pros & cons summary

Chip lithography 45 nm 65 nm
Power consumption (TDP) 25 Watt 31 Watt

Core 2 Duo P8400 has a 44.4% more advanced lithography process, and 24% lower power consumption.

We couldn't decide between Core 2 Duo P8400 and Athlon 64 X2 TK-55. We've got no test results to judge.

Should you still have questions on choice between Core 2 Duo P8400 and Athlon 64 X2 TK-55, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

Intel Core 2 Duo P8400
Core 2 Duo P8400
AMD Athlon 64 X2 TK-55
Athlon 64 X2 TK-55
Like
Like

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Core 2 Duo P8400 Core 2 Duo P8400
vs
Turion X2 Ultra ZM-86 Turion X2 Ultra ZM-86
Athlon 64 X2 TK-55 Athlon 64 X2 TK-55
vs
Athlon Gold 7220C Athlon Gold 7220C
Core 2 Duo P8400 Core 2 Duo P8400
vs
Core 2 Duo P7570 Core 2 Duo P7570
Core 2 Duo P8400 Core 2 Duo P8400
vs
Athlon II N350 Athlon II N350
Core 2 Duo P8400 Core 2 Duo P8400
vs
Turion II Ultra M620 Turion II Ultra M620
Core 2 Duo P8400 Core 2 Duo P8400
vs
Turion II N530 Turion II N530
Core 2 Duo P8400 Core 2 Duo P8400
vs
Turion II N550 Turion II N550
Core 2 Duo P8400 Core 2 Duo P8400
vs
A4-3305M A4 3305M
Core 2 Duo P8400 Core 2 Duo P8400
vs
Turion 64 ML-44 Turion 64 ML-44
Core 2 Duo P8400 Core 2 Duo P8400
vs
Turion 64 MT-32 Turion 64 MT-32
Core 2 Duo P8400 Core 2 Duo P8400
vs
A4-9120C A4 9120C
i7-3940XM Core i7 3940XM
vs
Phenom II X4 P960 Phenom II X4 P960
i5-7267U Core i5 7267U
vs
Phenom II X4 P960 Phenom II X4 P960

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.

3.7 84 votes

Rate Core 2 Duo P8400 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
2.7 27 votes

Rate Athlon 64 X2 TK-55 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Duo P8400 or Athlon 64 X2 TK-55, agree or disagree with our judgements, or report an error or mismatch.