Intel Core i7-5960X vs AMD Phenom II X4 840

Last updated:

CPU comparison with benchmarks


Intel Core i7-5960X CPU1 vs CPU2 AMD Phenom II X4 840
Intel Core i7-5960X AMD Phenom II X4 840

CPU comparison

Intel Core i7-5960X or AMD Phenom II X4 840 - 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 Core i7-5960X has 8 cores with 16 threads and clocks with a maximum frequency of 3.50 GHz. Up to 64 GB of memory is supported in 4 memory channels. The Intel Core i7-5960X was released in Q3/2014.

The AMD Phenom II X4 840 has 4 cores with 4 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 Phenom II X4 840 was released in Q1/2011.
Intel Core i7 Extreme Edition (24) Family AMD Phenom II (52)
Intel Core i 5000X (3) CPU group AMD Phenom II - 840/850 (2)
5 Generation 5
Haswell E Architecture Propus
Desktop / Server Segment Desktop / Server
Intel Core i7-4960X Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-5960X is a 8 core processor with a clock frequency of 3.00 GHz (3.50 GHz). The AMD Phenom II X4 840 has 4 CPU cores with a clock frequency of 3.20 GHz.

Intel Core i7-5960X Characteristic AMD Phenom II X4 840
8 Cores 4
16 Threads 4
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? Yes
3.00 GHz Frequency 3.20 GHz
3.50 GHz Turbo Frequency (1 Core) --
3.20 GHz Turbo Frequency (All Cores) --

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 i7-5960X Characteristic AMD Phenom II X4 840
-- AI hardware --
-- AI specifications --

Internal Graphics

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 no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- 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 iGPU GPU no iGPU
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 Intel Core i7-5960X supports a maximum of 64 GB of memory in 4 memory channels. The AMD Phenom II X4 840 can connect up to GB of memory in 2 memory channels.

Intel Core i7-5960X Characteristic AMD Phenom II X4 840
DDR4-2133 Memory DDR3-1333, DDR2-1066
64 GB Max. Memory
4 (Quad Channel) Memory channels 2 (Dual Channel)
68.2 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
20.00 MB L3 Cache 2.00 MB
3.0 PCIe version --
40 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i7-5960X has a TDP of 140 W, that of the AMD Phenom II X4 840 is 95 W.

Intel Core i7-5960X Characteristic AMD Phenom II X4 840
140 W TDP (PL1 / PBP) 95 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i7-5960X has a 20.00 MB cache, while the AMD Phenom II X4 840 cache has a total of 2.00 MB.

Intel Core i7-5960X Characteristic AMD Phenom II X4 840
22 nm Technology 45 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE3, SSE4a
LGA 2011-3 Socket AM3
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2014 Release date Q1/2011
829 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i7-5960X to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the AMD Phenom II X4 840 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 3 CPU benchmarks

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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.50 GHz
1002 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
412 (41%)

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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.20 GHz
7843 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
1473 (19%)

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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.20 GHz
12709 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
2352 (19%)

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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.50 GHz
177 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
84 (47%)

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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.20 GHz
1360 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
324 (24%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i7-5960X Intel Core i7-5960X
8C 16T @ 3.50 GHz
55 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
0 (0%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i7-5960X Intel Core i7-5960X
8C 16T @ 3.50 GHz
498 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
0 (0%)

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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.50 GHz
1154 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.20 GHz
7640 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.
Intel Core i7-5960X Intel Core i7-5960X
8C 16T @ 3.20 GHz
254.1 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
0 (0%)

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 i7-5960X Intel Core i7-5960X
8C 16T @ 3.00 GHz
3944 (100%)
AMD Phenom II X4 840 AMD Phenom II X4 840
4C 4T @ 3.20 GHz
0 (0%)

Devices using this processor

Intel Core i7-5960X AMD Phenom II X4 840
Unknown Unknown

Popular comparisons containing this CPUs

1. Intel Core i7-5960XIntel Core i7-6700K Intel Core i7-5960X vs Intel Core i7-6700K
2. Intel Core i7-5960XIntel Xeon E5-2699 v4 Intel Core i7-5960X vs Intel Xeon E5-2699 v4
3. Intel Core i7-5960XAMD FX-9590 Intel Core i7-5960X vs AMD FX-9590
4. Intel Core i7-5960XIntel Xeon E5-1660 v3 Intel Core i7-5960X vs Intel Xeon E5-1660 v3
5. Intel Core i7-5960XIntel Xeon E5-2670 v3 Intel Core i7-5960X vs Intel Xeon E5-2670 v3
6. Intel Xeon E5-2650 v3Intel Core i7-5960X Intel Xeon E5-2650 v3 vs Intel Core i7-5960X
7. Intel Xeon E5-2630 v3Intel Core i7-5960X Intel Xeon E5-2630 v3 vs Intel Core i7-5960X
8. Intel Core i7-5930KIntel Core i7-5960X Intel Core i7-5930K vs Intel Core i7-5960X
9. AMD Phenom II X4 840AMD FX-4300 AMD Phenom II X4 840 vs AMD FX-4300
10. Intel Core i7-5960XIntel Xeon E5-2640 v3 Intel Core i7-5960X vs Intel Xeon E5-2640 v3


back to index