A8-4500M vs i7-3820QM

VS

Aggregate performance score

Core i7-3820QM
2012
4 cores / 8 threads, 45 Watt
3.56
+236%
A8-4500M
2012
4 cores / 4 threads, 35 Watt
1.06

Core i7-3820QM outperforms A8-4500M by a whopping 236% based on our aggregate benchmark results.

Primary details

Comparing Core i7-3820QM and A8-4500M processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15282434
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesIntel Core i7AMD A-Series
Power efficiency7.492.87
Architecture codenameIvy Bridge (2012−2013)Trinity (2012−2013)
Release date29 April 2012 (12 years ago)15 May 2012 (12 years ago)
Launch price (MSRP)$498no data

Detailed specifications

Core i7-3820QM and A8-4500M basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores4 (Quad-Core)4 (Quad-Core)
Threads84
Base clock speed2.7 GHz1.9 GHz
Boost clock speed3.7 GHz2.8 GHz
Bus rate5 GT/sno data
L1 cache64K (per core)192 KB
L2 cache256K (per core)4 MB (shared)
L3 cache8 MB (shared)0 KB
Chip lithography22 nm32 nm
Die size160 mm2246 mm2
Maximum core temperature105 °Cno data
Number of transistors1,400 million1,178 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core i7-3820QM and A8-4500M compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketFCBGA1224,FCPGA988FS1r2
Power consumption (TDP)45 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-3820QM and A8-4500M. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® AVX86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA
AES-NI++
FMA-+
AVX++
Enhanced SpeedStep (EIST)+no data
My WiFi+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Flex Memory Access+no data
Demand Based Switching-no data
FDI+no data
Fast Memory Access+no data

Security technologies

Core i7-3820QM and A8-4500M technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data
Secure Key+no data
Identity Protection+-
Anti-Theft+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-3820QM and A8-4500M are enumerated here.

AMD-V++
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-3820QM and A8-4500M. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3unknown
Maximum memory size32 GBno data
Max memory channels2no data
Maximum memory bandwidth25.6 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card
Compare
Intel HD Graphics 4000AMD Radeon HD 7640G (496 - 685 MHz)
Quick Sync Video+-
Clear Video HD+no data
Graphics max frequency1.25 GHzno data
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i7-3820QM and A8-4500M integrated GPUs.

Number of displays supported3no data
eDP+no data
DisplayPort+-
HDMI+-
SDVO+no data
CRT+no data

Peripherals

Specifications and connection of peripherals supported by Core i7-3820QM and A8-4500M.

PCIe version3.0no data
PCI Express lanes16no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i7-3820QM 3.56
+236%
A8-4500M 1.06

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i7-3820QM 5649
+235%
A8-4500M 1685

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-3820QM 626
+115%
A8-4500M 291

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-3820QM 2137
+228%
A8-4500M 652

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-3820QM 5008
+175%
A8-4500M 1821

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-3820QM 19364
+297%
A8-4500M 4872

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

i7-3820QM 6849
+181%
A8-4500M 2438

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-3820QM 7.46
+322%
A8-4500M 31.45

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-3820QM 7
+296%
A8-4500M 2

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-3820QM 1.53
+115%
A8-4500M 0.71

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-3820QM 3.5
+218%
A8-4500M 1.1

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-3820QM 4575
+157%
A8-4500M 1777

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-3820QM 37
+243%
A8-4500M 11

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-3820QM 150
+158%
A8-4500M 58

Gaming performance

Pros & cons summary


Performance score 3.56 1.06
Integrated graphics card 1.18 1.19
Threads 8 4
Chip lithography 22 nm 32 nm
Power consumption (TDP) 45 Watt 35 Watt

i7-3820QM has a 235.8% higher aggregate performance score, 100% more threads, and a 45.5% more advanced lithography process.

A8-4500M, on the other hand, has 0.8% faster integrated GPU, and 28.6% lower power consumption.

The Core i7-3820QM is our recommended choice as it beats the A8-4500M in performance tests.


Should you still have questions on choice between Core i7-3820QM and A8-4500M, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i7-3820QM
Core i7-3820QM
AMD A8-4500M
A8-4500M

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.8 66 votes

Rate Core i7-3820QM on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.7 328 votes

Rate A8-4500M on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-3820QM or A8-4500M, agree or disagree with our judgements, or report an error or mismatch.