Pentium Gold G6405 vs Core 2 Duo T6600

Aggregate performance score

Core 2 Duo T6600
2009
2 cores / 2 threads, 35 Watt
0.50
Pentium Gold G6405
2021
2 cores / 4 threads, 15 Watt
2.67
+434%

Pentium Gold G6405 outperforms Core 2 Duo T6600 by a whopping 434% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo T6600 and Pentium Gold G6405 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28941721
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Core 2 Duono data
Power efficiency1.354.36
Architecture codenamePenryn (2008−2011)Comet Lake-R (2021)
Release date6 January 2009 (15 years ago)16 March 2021 (3 years ago)
Launch price (MSRP)no data$64

Detailed specifications

Core 2 Duo T6600 and Pentium Gold G6405 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)
Threads24
Base clock speed2.2 GHz4.1 GHz
Boost clock speed2.2 GHz4.1 GHz
Bus rate800 MHz8 GT/s
L1 cache128 KB64 KB (per core)
L2 cache2 MB256 KB (per core)
L3 cache2 MB L2 Cache4 MB (shared)
Chip lithography45 nm14 nm
Die size107 mm2no data
Maximum core temperature90 °C100 °C
Maximum case temperature (TCase)no data72 °C
Number of transistors410 Millionno data
64 bit support++
Windows 11 compatibility-+
VID voltage range1V-1.25Vno data

Compatibility

Information on Core 2 Duo T6600 and Pentium Gold G6405 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
SocketPGA478FCLGA1200
Power consumption (TDP)35 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo T6600 and Pentium Gold G6405. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2
AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
Turbo Boost Technology--
Hyper-Threading Technology-+
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switching-no data
Turbo Boost Max 3.0no data-
FSB parity-no data

Security technologies

Core 2 Duo T6600 and Pentium Gold G6405 technologies aimed at improving security, for example, by protecting against hacks.

TXT-+
EDB++
Secure Keyno data+
Identity Protection-+
SGXno dataYes with Intel® ME
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo T6600 and Pentium Gold G6405 are enumerated here.

VT-dno data+
VT-x-+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo T6600 and Pentium Gold G6405. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4-2666
Maximum memory sizeno data128 GB
Max memory channelsno data2
Maximum memory bandwidthno data41.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 610
Max video memoryno data64 GB
Quick Sync Video-+
Clear Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.05 GHz
InTru 3Dno data+

Graphics interfaces

Available interfaces and connections of Core 2 Duo T6600 and Pentium Gold G6405 integrated GPUs.

Number of displays supportedno data3

Graphics image quality

Maximum display resolutions supported by Core 2 Duo T6600 and Pentium Gold G6405 integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096x2160@30Hz
Max resolution over eDPno data4096x2304@60Hz
Max resolution over DisplayPortno data4096x2304@60Hz

Graphics API support

APIs supported by Core 2 Duo T6600 and Pentium Gold G6405 integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo T6600 and Pentium Gold G6405.

PCIe versionno data3.0
PCI Express lanesno data16

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 Duo T6600 0.50
Pentium Gold G6405 2.67
+434%

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 T6600 793
Pentium Gold G6405 4244
+435%

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 Duo T6600 257
Pentium Gold G6405 845
+229%

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 Duo T6600 405
Pentium Gold G6405 1725
+326%

Gaming performance

Pros & cons summary


Performance score 0.50 2.67
Recency 6 January 2009 16 March 2021
Threads 2 4
Chip lithography 45 nm 14 nm
Power consumption (TDP) 35 Watt 15 Watt

Pentium Gold G6405 has a 434% higher aggregate performance score, an age advantage of 12 years, 100% more threads, a 221.4% more advanced lithography process, and 133.3% lower power consumption.

The Pentium Gold G6405 is our recommended choice as it beats the Core 2 Duo T6600 in performance tests.

Be aware that Core 2 Duo T6600 is a notebook processor while Pentium Gold G6405 is a desktop one.


Should you still have questions on choice between Core 2 Duo T6600 and Pentium Gold G6405, 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 T6600
Core 2 Duo T6600
Intel Pentium Gold G6405
Pentium Gold G6405

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.

Community ratings

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


3.6 340 votes

Rate Core 2 Duo T6600 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.8 361 vote

Rate Pentium Gold G6405 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core 2 Duo T6600 or Pentium Gold G6405, agree or disagree with our judgements, or report an error or mismatch.