Intel Core i7-3960X vs AMD A10-4655M

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CPU comparison with benchmarks


Intel Core i7-3960X CPU1 vs CPU2 AMD A10-4655M
Intel Core i7-3960X AMD A10-4655M

CPU comparison

In this CPU comparison, we compare the Intel Core i7-3960X and the AMD A10-4655M and use benchmarks to check which processor is faster.

We compare the Intel Core i7-3960X 6 core processor released in Q4/2011 with the AMD A10-4655M which has 4 CPU cores and was introduced in Q2/2012.
Intel Core i7 Extreme Edition (24) Family AMD A (112)
Intel Core i 3000X (4) CPU group AMD A10-4000M (3)
3 Generation 2
Sandy Bridge E Architecture Trinity (Piledriver)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-3960X is a 6 core processor with a clock frequency of 3.30 GHz (3.90 GHz). The processor can compute 12 threads at the same time. The AMD A10-4655M clocks with 2.00 GHz (2.80 GHz), has 4 CPU cores and can calculate 4 threads in parallel.

Intel Core i7-3960X Characteristic AMD A10-4655M
6 Cores 4
12 Threads 4
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? No
3.30 GHz Frequency 2.00 GHz
3.90 GHz Turbo Frequency (1 Core) 2.80 GHz
3.90 GHz Turbo Frequency (All Cores) 2.80 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i7-3960X Characteristic AMD A10-4655M
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

no iGPU GPU AMD Radeon HD 7620G
GPU frequency 0.36 GHz
-- GPU (Turbo) 0.50 GHz
-- GPU Generation 4
Technology 32 nm
Max. displays 2
-- Compute units 6
-- Shader 384
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 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 7620G
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

Up to 64 GB of memory in a maximum of 4 memory channels is supported by the Intel Core i7-3960X, while the AMD A10-4655M supports a maximum of GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Core i7-3960X Characteristic AMD A10-4655M
DDR3-1600 Memory DDR3-1333
64 GB Max. Memory
4 (Quad Channel) Memory channels 2 (Dual Channel)
51.2 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
15.00 MB L3 Cache 4.00 MB
2.0 PCIe version --
40 PCIe lanes --
20.0 GB/s PCIe Bandwidth --

Thermal Management

The Intel Core i7-3960X has a TDP of 130 W. The TDP of the AMD A10-4655M is 25 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i7-3960X Characteristic AMD A10-4655M
130 W TDP (PL1 / PBP) 25 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i7-3960X has 15.00 MB cache and is manufactured in 32 nm. The cache of AMD A10-4655M is at 4.00 MB. The processor is manufactured in 32 nm.

Intel Core i7-3960X Characteristic AMD A10-4655M
32 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX ISA extensions SSE4a, SSE4.1, SSE4.2, AVX, FMA3, FMA4
LGA 2011 Socket FP2
VT-x, VT-x EPT, VT-d (C2 Stepping) Virtualization AMD-V
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q4/2011 Release date Q2/2012
970 $ Release price --
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i7-3960X (100%)
AMD A10-4655M (33%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i7-3960X (100%)
AMD A10-4655M (19%)

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 Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.90 GHz
804 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.80 GHz
269 (33%)

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 Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.90 GHz
4973 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.80 GHz
716 (14%)

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 Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.90 GHz
8454 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.80 GHz
2526 (30%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.90 GHz
159 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.80 GHz
52 (33%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.90 GHz
1158 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.80 GHz
156 (13%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.90 GHz
736 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.80 GHz
0 (0%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.90 GHz
3488 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.80 GHz
0 (0%)

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 Core i7-3960X Intel Core i7-3960X
@ 0.00 GHz
0 (0%)
AMD A10-4655M AMD A10-4655M
AMD Radeon HD 7620G @ 0.50 GHz
358 (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 Core i7-3960X Intel Core i7-3960X
6C 12T @ 3.30 GHz
2643 (100%)
AMD A10-4655M AMD A10-4655M
4C 4T @ 2.00 GHz
0 (0%)

Devices using this processor

Intel Core i7-3960X AMD A10-4655M
Unknown Unknown

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