Intel Core2 Extreme X6800 vs Intel Core2 Duo E6400

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CPU comparison with benchmarks


Intel Core2 Extreme X6800 CPU1 vs CPU2 Intel Core2 Duo E6400
Intel Core2 Extreme X6800 Intel Core2 Duo E6400
Intel Core2 Extreme Family Intel Core2 Duo
Intel Core 2 Extreme X6000 CPU group Intel Core 2 Duo E4000/E6000
1 Generation 1
Conroe (Core) Architecture Conroe (Core)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

In addition to the number of CPU cores and threads, you can see here whether the Intel Core2 Extreme X6800 or Intel Core2 Duo E6400 can be overclocked. You will also find the clock frequencies of the processor (single-core and multi-core) here. The number of CPU cores greatly affects the speed of the processor.

2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? Yes
2.93 GHz Frequency 2.13 GHz
-- Turbo Frequency (1 Core) --
-- Turbo Frequency (All Cores) --

Internal Graphics

The Intel Core2 Extreme X6800 or Intel Core2 Duo E6400 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die. A processor with integrated graphics is also called APU (Accelerated Processing Unit).

no iGPU GPU no iGPU
GPU frequency
GPU (Turbo)
GPU Generation
Technology
Max. displays
Execution units
Shader
Max. GPU Memory
DirectX Version

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC No
No Codec VC-1 No
No Codec JPEG No

Memory & PCIe

The memory type as well as the amount of memory can greatly affect the speed of the processor. The memory bandwidth depends on several factors and is given in gigabytes per second.

DDR2-1066, DDR3-1333 Memory DDR2-1066, DDR3-1333
16 GB Max. Memory 16 GB
2 Memory channels 2
-- Bandwidth --
No ECC No
4.00 MB L2 Cache 2.00 MB
L3 Cache
PCIe version
PCIe lanes

Thermal Management

The Thermal Design Power (TDP for short) specifies the necessary cooling solution to cool the processor sufficiently. The TDP usually only gives a rough idea of the real consumption of a CPU.

75 W TDP (PL1) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

Here you will find information on the size of the level 2 and level 3 cache of the Intel Core2 Extreme X6800 or Intel Core2 Duo E6400 as well as a list of the processors ISA extensions. We have documented the architecture and the manufacturing technology for you as well as the release date.

65 nm Technology 65 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE2, SSE3 ISA extensions MMX, SSE, SSE2, SSE3
LGA 775 Socket LGA 775
VT-x Virtualization VT-x
No AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2006 Release date Q3/2006
-- Release price --
show more data show more data



Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.

Intel Core2 Extreme X6800 Intel Core2 Extreme X6800
2C 2T @ 2.93 GHz
417 (100%)
Intel Core2 Duo E6400 Intel Core2 Duo E6400
2C 2T @ 2.13 GHz
295 (71%)
Show all Geekbench 5, 64bit (Single-Core) results



Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.

Intel Core2 Extreme X6800 Intel Core2 Extreme X6800
2C 2T @ 2.93 GHz
746 (100%)
Intel Core2 Duo E6400 Intel Core2 Duo E6400
2C 2T @ 2.13 GHz
534 (72%)
Show all Geekbench 5, 64bit (Multi-Core) results



CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.

Intel Core2 Extreme X6800 Intel Core2 Extreme X6800
2C 2T @ 2.93 GHz
0 (0%)
Intel Core2 Duo E6400 Intel Core2 Duo E6400
2C 2T @ 2.13 GHz
337 (100%)
Show all CPU-Z Benchmark 17 (Multi-Core) results



Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.

Intel Core2 Extreme X6800 Intel Core2 Extreme X6800
2C 2T @ 2.93 GHz
942 (100%)
Intel Core2 Duo E6400 Intel Core2 Duo E6400
2C 2T @ 2.13 GHz
772 (82%)
Show all Estimated results for PassMark CPU Mark results



Devices using this processor

Intel Core2 Extreme X6800 Intel Core2 Duo E6400
Unknown Unknown

Leaderboards

In our leaderboards, we have clearly compiled the best processors for specific categories for you. The leaderboards are always up to date and are regularly updated by us. The best processors are selected according to popularity and speed in benchmarks as well as the price-performance ratio.


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