Intel Core2 Duo E8400 vs AMD A6-4400M

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CPU comparison with benchmarks


Intel Core2 Duo E8400 CPU1 vs CPU2 AMD A6-4400M
Intel Core2 Duo E8400 AMD A6-4400M

CPU comparison

Intel Core2 Duo E8400 or AMD A6-4400M - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core2 Duo E8400 has 2 cores with 2 threads and clocks with a maximum frequency of 3.00 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core2 Duo E8400 was released in Q1/2008.

The AMD A6-4400M has 2 cores with 2 threads and clocks with a maximum frequency of 3.20 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD A6-4400M was released in Q2/2012.
Intel Core2 Duo (29) Family AMD A (112)
Intel Core 2 Duo E7000/E8000 (14) CPU group AMD A6-4000M (2)
2 Generation 2
Wolfdale (Penryn) Architecture Trinity (Piledriver)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core2 Duo E8400 is a 2 core processor with a clock frequency of 3.00 GHz. The AMD A6-4400M has 2 CPU cores with a clock frequency of 2.70 GHz (3.20 GHz).
Intel Core2 Duo E8400 Characteristic AMD A6-4400M
2 Cores 2
2 Threads 2
normal Core architecture normal
No Hyperthreading No
Yes Overclocking ? No
3.00 GHz Frequency 2.70 GHz
-- Turbo Frequency (1 Core) 3.20 GHz
-- Turbo Frequency (All Cores) 3.20 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.
Intel Core2 Duo E8400 Characteristic AMD A6-4400M
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
no iGPU GPU AMD Radeon HD 7520G
GPU frequency 0.50 GHz
-- GPU (Turbo) 0.69 GHz
-- GPU Generation 4
Technology 32 nm
Max. displays 2
-- Compute units 3
-- Shader 192
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 1 GB
-- DirectX Version 11

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 iGPU GPU AMD Radeon HD 7520G
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core2 Duo E8400 supports a maximum of 16 GB of memory in 2 memory channels. The AMD A6-4400M can connect up to GB of memory in 2 memory channels.
Intel Core2 Duo E8400 Characteristic AMD A6-4400M
DDR3-1333, DDR2-1066 Memory DDR3-1600
16 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
6.00 MB L2 Cache --
-- L3 Cache 1.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core2 Duo E8400 has a TDP of 65 W, that of the AMD A6-4400M is 35 W.
Intel Core2 Duo E8400 Characteristic AMD A6-4400M
65 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core2 Duo E8400 has a 6.00 MB cache, while the AMD A6-4400M cache has a total of 1.00 MB.
Intel Core2 Duo E8400 Characteristic AMD A6-4400M
45 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE, SSE2, SSE3, SSE 4.1 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
LGA 775 Socket FS1r2
VT-x Virtualization AMD-V
No AES-NI Yes
Windows 10, Linux Operating systems
Q1/2008 Release date Q2/2012
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core2 Duo E8400 to help other visitors make their purchasing decisions. The average rating is 4.6 stars (11 ratings). Rate now:
Here you can rate the AMD A6-4400M to help other visitors make their purchasing decisions. The average rating is 4.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core2 Duo E8400 (100%)
AMD A6-4400M (68%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core2 Duo E8400 (90%)
AMD A6-4400M (71%)

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 Duo E8400 Intel Core2 Duo E8400
2C 2T @ 3.00 GHz
473 (100%)
AMD A6-4400M AMD A6-4400M
2C 2T @ 3.20 GHz
324 (68%)

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 Duo E8400 Intel Core2 Duo E8400
2C 2T @ 3.00 GHz
841 (100%)
AMD A6-4400M AMD A6-4400M
2C 2T @ 3.20 GHz
477 (57%)

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 Duo E8400 Intel Core2 Duo E8400
2C 2T @ 3.00 GHz
1129 (69%)
AMD A6-4400M AMD A6-4400M
2C 2T @ 3.20 GHz
1634 (100%)

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 Duo E8400 Intel Core2 Duo E8400
2C 2T @ 3.00 GHz
465 (100%)
AMD A6-4400M AMD A6-4400M
2C 2T @ 2.70 GHz
254 (55%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core2 Duo E8400 Intel Core2 Duo E8400
@ 0.00 GHz
0 (0%)
AMD A6-4400M AMD A6-4400M
AMD Radeon HD 7520G @ 0.69 GHz
263 (100%)

CPU-Z Benchmark 17 (Single-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 Duo E8400 Intel Core2 Duo E8400
2C 2T @ 3.00 GHz
252 (100%)
AMD A6-4400M AMD A6-4400M
2C 2T @ 3.20 GHz
0 (0%)

Devices using this processor
Intel Core2 Duo E8400 AMD A6-4400M
Unknown Unknown

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