AMD Phenom II X4 840T vs Intel Core i7-5850HQ

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CPU comparison with benchmarks


AMD Phenom II X4 840T CPU1 vs CPU2 Intel Core i7-5850HQ
AMD Phenom II X4 840T Intel Core i7-5850HQ

CPU comparison

AMD Phenom II X4 840T or Intel Core i7-5850HQ - 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 AMD Phenom II X4 840T has 4 cores with 4 threads and clocks with a maximum frequency of 3.20 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 840T was released in Q3/2010.

The Intel Core i7-5850HQ has 4 cores with 8 threads and clocks with a maximum frequency of 3.60 GHz. The CPU supports up to 32 GB of memory in 2 memory channels. The Intel Core i7-5850HQ was released in Q2/2015.
AMD Phenom II (52) Family Intel Core i7 (298)
AMD Phenom II - 800/900 (23) CPU group Intel Core i 5000H (5)
4 Generation 5
Deneb (K10) Architecture Broadwell H
Desktop / Server Segment Mobile
-- Predecessor Intel Core i7-4850HQ
-- Successor --

CPU Cores and Base Frequency

The AMD Phenom II X4 840T is a 4 core processor with a clock frequency of 2.90 GHz (3.20 GHz). The Intel Core i7-5850HQ has 4 CPU cores with a clock frequency of 2.70 GHz (3.60 GHz).

AMD Phenom II X4 840T Characteristic Intel Core i7-5850HQ
4 Cores 4
4 Threads 8
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
2.90 GHz Frequency 2.70 GHz
3.20 GHz Turbo Frequency (1 Core) 3.60 GHz
3.20 GHz Turbo Frequency (All Cores) 3.30 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.

AMD Phenom II X4 840T Characteristic Intel Core i7-5850HQ
-- 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 Intel Iris Pro Graphics 6200
GPU frequency 0.30 GHz
-- GPU (Turbo) 1.10 GHz
-- GPU Generation 8
Technology 14 nm
Max. displays 3
-- Compute units 48
-- Shader 384
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 32 GB
-- DirectX Version 12

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 Intel Iris Pro Graphics 6200
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 Decode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

The AMD Phenom II X4 840T supports a maximum of GB of memory in 2 memory channels. The Intel Core i7-5850HQ can connect up to 32 GB of memory in 2 memory channels.

AMD Phenom II X4 840T Characteristic Intel Core i7-5850HQ
DDR3-1333, DDR2-1066 Memory DDR3-1866
Max. Memory 32 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 29.9 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache 6.00 MB
-- PCIe version 3.0
-- PCIe lanes 16
-- PCIe Bandwidth 15.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X4 840T has a TDP of 95 W, that of the Intel Core i7-5850HQ is 47 W.

AMD Phenom II X4 840T Characteristic Intel Core i7-5850HQ
95 W TDP (PL1 / PBP) 47 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Phenom II X4 840T has a 6.00 MB cache, while the Intel Core i7-5850HQ cache has a total of 6.00 MB.

AMD Phenom II X4 840T Characteristic Intel Core i7-5850HQ
45 nm Technology 14 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4.1, SSE4.2, AVX2
AM3 Socket BGA 1364
AMD-V Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2010 Release date Q2/2015
-- Release price 380 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Phenom II X4 840T (54%)
Intel Core i7-5850HQ (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Phenom II X4 840T (37%)
Intel Core i7-5850HQ (100%)

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.
AMD Phenom II X4 840T AMD Phenom II X4 840T
4C 4T @ 3.20 GHz
469 (51%)
Intel Core i7-5850HQ Intel Core i7-5850HQ
4C 8T @ 3.60 GHz
915 (100%)

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.
AMD Phenom II X4 840T AMD Phenom II X4 840T
4C 4T @ 3.20 GHz
1578 (34%)
Intel Core i7-5850HQ Intel Core i7-5850HQ
4C 8T @ 3.30 GHz
4632 (100%)

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.
AMD Phenom II X4 840T AMD Phenom II X4 840T
4C 4T @ 3.20 GHz
2246 (33%)
Intel Core i7-5850HQ Intel Core i7-5850HQ
4C 8T @ 3.30 GHz
6855 (100%)

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.
AMD Phenom II X4 840T AMD Phenom II X4 840T
4C 4T @ 3.20 GHz
84 (56%)
Intel Core i7-5850HQ Intel Core i7-5850HQ
4C 8T @ 3.60 GHz
149 (100%)

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.
AMD Phenom II X4 840T AMD Phenom II X4 840T
4C 4T @ 3.20 GHz
324 (44%)
Intel Core i7-5850HQ Intel Core i7-5850HQ
4C 8T @ 3.30 GHz
733 (100%)

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.
AMD Phenom II X4 840T AMD Phenom II X4 840T
@ 0.00 GHz
0 (0%)
Intel Core i7-5850HQ Intel Core i7-5850HQ
Intel Iris Pro Graphics 6200 @ 1.10 GHz
845 (100%)

Devices using this processor

AMD Phenom II X4 840T Intel Core i7-5850HQ
Unknown Unknown

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