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Intel Core i7-3920XM vs Intel Core i7-3517U

Intel Core i7-3920XM

► remove from comparison Intel 3920XM

The Intel Core i7-3920XM is the fastest quad-core processor for laptops based on the Ivy Bridge architecture at the time of introduction in April 2012. Due to Hyperthreading, the four cores can handle up to eight threads in parallel leading to better utilization of the CPU. Each core offers a base speed of 2.9 GHz but can dynamically increase clock rates with Turbo Boost up to 3.6 GHz (for 4 active cores), 3.7 GHz (for 2 active cores) and 3.8 GHz (for 1 active core). Furthermore, the Extreme CPUs offer an unlocked multiplicator for easy overclocking.

Ivy Bridge is an enhanced die shrink of the Sandy Bridge architecture with improvements on both GPU and CPU performance. The CPUs are produced in 22nm (versus 32nm Sandy Bridge CPUs) and are the first to introduce 3D transistors for increased energy efficiency when compared to similarly clocked Sandy Bridge processors. Other new features are integrated PCI Express 3.0 and  DDR3(L)-1600 support.

The performance of the Core i7-3920XM is slightly (~5 %) above a similarly clocked Sandy Bridge processor due to slight architectural improvements. Therefore, and because of the higher clock speed, the former champion Core i7-2960XM is easily outperformed by 10 to 15%.

The integrated Intel HD Graphics 4000 offers 16 Execution Units (EUs) clocked at 650 MHz up to 1300 MHz with Turbo Boost, making it the fastest variant.

The XM CPUs are rated at a TDP of 55 Watts including graphics card and memory controller and therefore 10 Watt higher than the other quad-core models.  Therefore, the CPU is well-suited for laptops 17-inches or greater.

Intel Core i7-3517U

► remove from comparison

The Intel Core i7-3517U is a fast ULV-processor for laptops based on the Ivy Bridge architecture released in Q2 2012. Due to Hyperthreading, the two cores can handle up to four threads in parallel leading to better utilization of the CPU. Each core offers a base speed of 1.9 GHz but can dynamically increase clock rates with Turbo Boost up to 2.8 GHz (for 2 active cores) and 3.0 GHz (for 1 active core). As its Sandy-Bridge-based predecessors, it offers a 4 MB L3-Cache.

Ivy Bridge is an enhanced die shrink of the Sandy Bridge architecture with improvements on both GPU and CPU performance. The CPUs are produced in 22nm (versus 32nm Sandy Bridge CPUs) and are the first to introduce 3D transistors for increased energy efficiency when compared to similarly clocked Sandy Bridge processors. Other new features are integrated PCI Express 3.0 and  DDR3(L)-1600 support.

The performance of the Core i7-3517U is slightly above a similarly clocked Sandy Bridge processor due to the architectural improvements. Therefore, and because of the higher clock speed, the older Core i7-2677M is easily outperformed.

The integrated Intel HD Graphics 4000 offers 16 Execution Units (EUs) clocked at 350 MHz up to 1150 MHz with Turbo Boost, delivering a performance comparable with an AMD Radeon HD 6620G.

The ULV-CPUs are rated at a TDP of 17 W including graphics card and memory controller.  Therefore, the CPU is suited for small laptops and ultrabooks.

Intel Core i7-3920XMIntel Core i7-3517U
Intel Core i7Intel Core i7
Ivy BridgeIvy Bridge
Series: Core i7 Ivy Bridge
Intel Core i7-3940XM compare3 - 3.9 GHz4 / 88 MB
» Intel Core i7-3920XM2.9 - 3.8 GHz4 / 88 MB
Intel Core i7-3840QM compare2.8 - 3.8 GHz4 / 88 MB
Intel Core i7-3820QM compare2.7 - 3.7 GHz4 / 88 MB
Intel Core i7-3740QM compare2.7 - 3.7 GHz4 / 86 MB
Intel Core i7-3720QM compare2.6 - 3.6 GHz4 / 86 MB
Intel Core i7-3635QM compare2.4 - 3.4 GHz4 / 86 MB
Intel Core i7-3630QM compare2.4 - 3.4 GHz4 / 86 MB
Intel Core i7-3615QM compare2.3 - 3.3 GHz4 / 86 MB
Intel Core i7-3610QM compare2.3 - 3.3 GHz4 / 86 MB
Intel Core i7-3632QM compare2.2 - 3.2 GHz4 / 86 MB
Intel Core i7-3612QM compare2.1 - 3.1 GHz4 / 86 MB
Intel Core i7-3540M compare3 - 3.7 GHz2 / 44 MB
Intel Core i7-3520M compare2.9 - 3.6 GHz2 / 44 MB
Intel Core i7-3687U compare2.1 - 3.3 GHz2 / 44 MB
Intel Core i7-3667U compare2 - 3.2 GHz2 / 44 MB
Intel Core i7-3537U compare2 - 3.1 GHz2 / 44 MB
Intel Core i7-3517U1.9 - 3 GHz2 / 44 MB
Intel Core i7-3689Y compare1.5 - 2.6 GHz2 / 44 MB
Intel Core i7-3940XM compare3 - 3.9 GHz4 / 88 MB
Intel Core i7-3920XM2.9 - 3.8 GHz4 / 88 MB
Intel Core i7-3840QM compare2.8 - 3.8 GHz4 / 88 MB
Intel Core i7-3820QM compare2.7 - 3.7 GHz4 / 88 MB
Intel Core i7-3740QM compare2.7 - 3.7 GHz4 / 86 MB
Intel Core i7-3720QM compare2.6 - 3.6 GHz4 / 86 MB
Intel Core i7-3635QM compare2.4 - 3.4 GHz4 / 86 MB
Intel Core i7-3630QM compare2.4 - 3.4 GHz4 / 86 MB
Intel Core i7-3615QM compare2.3 - 3.3 GHz4 / 86 MB
Intel Core i7-3610QM compare2.3 - 3.3 GHz4 / 86 MB
Intel Core i7-3632QM compare2.2 - 3.2 GHz4 / 86 MB
Intel Core i7-3612QM compare2.1 - 3.1 GHz4 / 86 MB
Intel Core i7-3540M compare3 - 3.7 GHz2 / 44 MB
Intel Core i7-3520M compare2.9 - 3.6 GHz2 / 44 MB
Intel Core i7-3687U compare2.1 - 3.3 GHz2 / 44 MB
Intel Core i7-3667U compare2 - 3.2 GHz2 / 44 MB
Intel Core i7-3537U compare2 - 3.1 GHz2 / 44 MB
» Intel Core i7-3517U1.9 - 3 GHz2 / 44 MB
Intel Core i7-3689Y compare1.5 - 2.6 GHz2 / 44 MB
2900 - 3800 MHz1900 - 3000 MHz
256 KB128 KB
1 MB512 KB
8 MB4 MB
4 / 82 / 4
55 17
1400
22 22
160 mm2
105 °C
FCPGA988
HD Graphics 4000, DDR3(L)-1600 Memory Controller, HyperThreading, AVX, Quick Sync, VirtualizationTurbo Boost 2.0, Hyper-Threading, Virtualization VT-x, Virtualization for Directed I/O (VT-d), Trusted Execution, AES, Intel 64, Anti-Theft, My WiFi, Idle States, Enhanced SpeedStep, Thermal Monitorin, Execute Disable Bit
iGPUIntel HD Graphics 4000 (650 - 1300 MHz)Intel HD Graphics 4000 (350 - 1150 MHz)
Architecturex86x86
$1096 U.S.
Intel Core i7 3920XMIntel Core i7 3517U

Benchmarks

Cinebench R11.5 - Cinebench R11.5 CPU Multi 64 Bit
min: 6.89     avg: 7.1     median: 7.1 (13%)     max: 7.22 Points
min: 2.51     avg: 2.7     median: 2.8 (5%)     max: 2.82 Points
Cinebench R11.5 - Cinebench R11.5 CPU Single 64 Bit
min: 1.53     avg: 1.6     median: 1.6 (50%)     max: 1.58 Points
min: 1.14     avg: 1.2     median: 1.2 (39%)     max: 1.25 Points
Cinebench R10 - Cinebench R10 Rend. Single (32bit)
min: 5045     avg: 5078     median: 5078 (45%)     max: 5111
min: 3860     avg: 4041     median: 4024.5 (36%)     max: 4170
Cinebench R10 - Cinebench R10 Rend. Multi (32bit)
min: 19595     avg: 19653     median: 19652.5 (32%)     max: 19710
min: 8015     avg: 8524     median: 8596.5 (14%)     max: 8704
Cinebench R10 - Cinebench R10 Rend. Multi (64bit)
min: 19756     avg: 23050     median: 24647 (24%)     max: 24748 Points
min: 9842     avg: 10589     median: 10674 (10%)     max: 10904 Points
Cinebench R10 - Cinebench R10 Rend. Single (64bit)
min: 5132     avg: 6011     median: 6416 (45%)     max: 6484 Points
wPrime 2.10 - wPrime 2.0 1024m *
min: 220.9     avg: 242     median: 241.8 (3%)     max: 262.698 s
wPrime 2.10 - wPrime 2.0 32m *
min: 7.412     avg: 7.5     median: 7.5 (2%)     max: 7.539 s
WinRAR - WinRAR 4.0
4570 (29%)
min: 2376     avg: 2631     median: 2465 (16%)     max: 3682
X264 HD Benchmark 4.0 - x264 Pass 2
min: 37.1     avg: 38     median: 38 (17%)     max: 38.9 fps
min: 14.38     avg: 15.5     median: 15.9 (7%)     max: 16 fps
X264 HD Benchmark 4.0 - x264 Pass 1
min: 156.42     avg: 157     median: 156.7 (46%)     max: 157 fps
min: 82.28     avg: 83.3     median: 83 (24%)     max: 85.04 fps
TrueCrypt - TrueCrypt Serpent
min: 0.366     avg: 0.4     median: 0.4 (13%)     max: 0.373 GB/s
min: 0.144     avg: 0.1     median: 0.1 (5%)     max: 0.15 GB/s
TrueCrypt - TrueCrypt Twofish
min: 0.562     avg: 0.6     median: 0.6 (12%)     max: 0.633 GB/s
min: 0.245     avg: 0.2     median: 0.2 (5%)     max: 0.25 GB/s
TrueCrypt - TrueCrypt AES
min: 3.5     avg: 3.6     median: 3.6 (13%)     max: 3.6 GB/s
min: 0.274     avg: 1.2     median: 1.4 (5%)     max: 1.4 GB/s
3DMark 06 - CPU - 3DMark 06 - CPU
min: 6793     avg: 6935     median: 6973 (39%)     max: 7039 Points
min: 2949     avg: 3382     median: 3430 (19%)     max: 3570 Points
Super Pi mod 1.5 XS 1M - Super Pi mod 1.5 XS 1M *
min: 9     avg: 9.4     median: 9 (2%)     max: 10.109 s
Super Pi mod 1.5 XS 2M - Super Pi mod 1.5 XS 2M *
min: 22     avg: 22.3     median: 22 (1%)     max: 22.984 s
Super Pi Mod 1.5 XS 32M - Super Pi mod 1.5 XS 32M *
min: 531     avg: 534     median: 534 (2%)     max: 537 s
SiSoft Sandra Dhrystone (MIPS) - SiSoft Sandra Dhrystone (MIPS)
min: 115400     avg: 129935     median: 129935 (62%)     max: 144470 MIPS
min: 47300     avg: 50913     median: 50800 (24%)     max: 54750 MIPS
SiSoft Sandra Whetstone (MFLOPS) - SiSoft Sandra Whetstone (MFLOPS)
min: 83580     avg: 85345     median: 85345 (65%)     max: 87110 MFLOPS
min: 34130     avg: 34858     median: 35035 (27%)     max: 35230 MFLOPS
Windows 7 Experience Index - Win7 CPU
7.7 Points (99%)
min: 7     avg: 7.1     median: 7.1 (91%)     max: 7.1 Points
3DMark Vantage - 3DM Vant. Perf. CPU no Physx
min: 24085     avg: 24928     median: 25094 (29%)     max: 25605 Points
min: 6288     avg: 8846     median: 9288.5 (11%)     max: 9552 Points
3DMark 11 - 3DM11 Performance Physics
9329 Points (34%)
min: 2966     avg: 3437     median: 3409 (12%)     max: 3988 Points
3DMark - 3DMark Ice Storm Physics
100%
1 3517U +
31781 Points (20%)
3DMark - 3DMark Cloud Gate Physics
100%
1 3517U +
2734 Points (7%)
3DMark - 3DMark Fire Strike Standard Physics
100%
1 3517U +
3880 Points (10%)
Geekbench 2 - 32 Bit - Geekbench Stream
100%
1 3517U +
5172 Points (42%)
Geekbench 2 - 32 Bit - Geekbench Memory
100%
1 3517U +
5174 Points (47%)
Geekbench 2 - 32 Bit - Geekbench Floating Point
100%
1 3517U +
6165 Points (12%)
Geekbench 2 - 32 Bit - Geekbench Integer
100%
1 3517U +
5564 Points (11%)
Geekbench 2 - 32 Bit - Geekbench Total Score
100%
1 3517U +
5657 Points (15%)

Average Benchmarks Intel Core i7-3920XM → 100% n=22

Average Benchmarks Intel Core i7-3517U → 63% n=22

- Range of benchmark values for this graphics card
- Average benchmark values for this graphics card
* Smaller numbers mean a higher performance
1 This benchmark is not used for the average calculation

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v1.16
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#3 did not recreate cache, as it is less than 5 days old! Created at Sat, 25 Sep 2021 13:09:19 +0200 +0s ... 0s

#4 composed specs +0.011s ... 0.011s

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#7 got single benchmarks 3062 +0.014s ... 0.026s

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#11 No cached benchmark found, getting uncached values +0.017s ... 0.082s

#12 min, max, avg, median took s +0.004s ... 0.086s

#13 return log +0.003s ... 0.09s

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Redaktion, 2017-09- 8 (Update: 2017-09-11)