Intel Core i7-3940XM Benchmark, Test and specs

Last updated: 2023-04-03

The Intel Core i7-3940XM was released in Q3/2012 and has 4 cores. The processor can process 8 threads simultaneously and uses a mainboard with the socket PGA 988. In the Geekbench 5 benchmark, the Intel Core i7-3940XM achieved a result of 799 points (single-core) or 3,310 points (multi-core).

CPU lineage
In this classification you can see to which group of processors the Intel Core i7-3940XM belongs. We also show the direct predecessor and successor of Intel Core i7-3940XM.
Name:	Intel Core i7-3940XM
Family:	Intel Core i7 Extreme Edition (24)
CPU group:	Intel Core i 3000M (29)
Architecture:	Ivy Bridge H
Segment:	Mobile
Generation:	3
Predecessor:	--
Successor:	--

CPU Cores and Base Frequency

The Intel Core i7-3940XM has 4 cores. The clock frequency of the Intel Core i7-3940XM is 3.00 GHz (3.90 GHz). An initial performance assessment can be made using the number of CPU cores.

CPU Cores / Threads:	4 / 8
Core architecture:	normal
Cores:	4x

Hyperthreading / SMT:	Yes
Overclocking:	Yes
Frequency:	3.00 GHz
Turbo Frequency (1 Core):	3.90 GHz
Turbo Frequency (4 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.

AI hardware:	--
AI specifications:	--

Internal Graphics

The Intel Core i7-3940XM has an integrated graphics that the system can use to efficiently play back videos. The Intel Core i7-3940XM has the Intel HD Graphics 4000 installed, which has 16 streaming multiprocessors (128 shaders).

GPU name:	Intel HD Graphics 4000
GPU frequency:	0.65 GHz
GPU (Turbo):	1.35 GHz
Compute units:	16
Shader:	128
Hardware Raytracing:	No
Release date:	Q1/2011

Max. displays:	3
Generation:	7
Direct X:	11.0
Technology:	22 nm
Max. GPU Memory:	2 GB
Frame Generation:	No

Hardware codec support

Processors with integrated graphics can process video codecs faster. Support for modern codecs can significantly increase system efficiency during video playback.

h265 / HEVC (8 bit):	No
h265 / HEVC (10 bit):	No
h264:	Decode / Encode
VP8:	No
VP9:	No

AV1:	No
AVC:	Decode / Encode
VC-1:	Decode
JPEG:	Decode

Memory type:	Memory bandwidth:
Memory & PCIe The Intel Core i7-3940XM supports a maximum of 32 GB memory. Depending on the mainboard, the processor can use a maximum of 2 (Dual Channel) memory channels. This results in a maximum bandwidth of the main memory of 25.6 GB/s.

DDR3L-1333 DDR3L-1600 DDR3-1333 DDR3-1600	21.3 GB/s 25.6 GB/s 21.3 GB/s 25.6 GB/s
Max. Memory:	32 GB
Memory channels:	2 (Dual Channel)
ECC:	No
PCIe:	3.0 x 16
PCIe Bandwidth:	15.8 GB/s

Thermal Management The Intel Core i7-3940XM has a TDP of 55 W. Based on the TDP, the system manufacturer can and must adapt the cooling solution to the processor.

TDP (PL1 / PBP):	55 W
TDP (PL2):	--
TDP up:	--
TDP down:	--
Tjunction max.:	105 °C

Technical details

Modern production reduces the waste heat of a processor and increases its efficiency. The Intel Core i7-3940XM is made in 22 nm and has 8.00 MB cache.

Technology:	22 nm
Chip design:	Monolithic
Socket:	PGA 988
L2-Cache:	--
L3-Cache:	8.00 MB
AES-NI:	Yes
Operating systems:	Windows 10, Linux

Virtualization:	VT-x, VT-x EPT
Instruction set (ISA):	x86-64 (64 bit)
ISA extensions:	SSE4.1, SSE4.2, AVX
Release date:	Q3/2012
Release price:	--
Part Number:	--
Documents:	--

Intel Core i7-3940XM
4C 8T @ 3.00 GHz (3.90 GHz)

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Benchmark results

The benchmark results for the Intel Core i7-3940XM have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.

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 i5-3570S 4C 4T @ 3.80 GHz	801
	AMD Ryzen 3 1200 4C 4T @ 3.40 GHz	800
	AMD Ryzen 3 PRO 1200 4C 4T @ 3.40 GHz	800
	Intel Core i7-3940XM 4C 8T @ 3.90 GHz	799
	MediaTek Dimensity 7050 8C 8T @ 2.60 GHz	799
	MediaTek Dimensity 1000 8C 8T @ 2.60 GHz	796
	Intel Celeron G4900 2C 2T @ 3.10 GHz	796

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 i7-4910MQ 4C 8T @ 2.90 GHz	3317
	Intel Core i7-4950HQ 4C 8T @ 2.40 GHz	3317
	Intel Core i7-8665U 4C 8T @ 2.80 GHz	3314
	Intel Core i7-3940XM 4C 8T @ 3.00 GHz	3310
	Intel Core i7-4770S 4C 8T @ 3.10 GHz	3310
	Intel Core i7-6870HQ 4C 8T @ 3.20 GHz	3299
	Intel Core i7-6820HQ 4C 8T @ 3.20 GHz	3299

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 i7-3540M 2C 4T @ 3.70 GHz	697
	AMD Athlon X4 845 4C 4T @ 3.80 GHz	695
	Intel Core M-5Y10c 2C 4T @ 2.00 GHz	695
	Intel Core i7-3940XM 4C 8T @ 3.90 GHz	694
	Intel Xeon Bronze 3204 6C 6T @ 1.90 GHz	694
	Qualcomm Snapdragon 678 8C 8T @ 2.20 GHz	694
	Intel Core i5-3450 4C 4T @ 3.50 GHz	694

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 Xeon Bronze 3204 6C 6T @ 1.90 GHz	2698
	AMD Ryzen 3 3350U 4C 4T @ 2.10 GHz	2688
	Intel Core i3-7320 2C 4T @ 4.10 GHz	2677
	Intel Core i7-3940XM 4C 8T @ 3.00 GHz	2670
	Intel Xeon E5-2609 v3 6C 6T @ 1.90 GHz	2658
	Intel Core i7-970 6C 12T @ 3.20 GHz	2654
	Intel Core i7-5700EQ 4C 8T @ 2.60 GHz	2648

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 i5-5300U Intel HD Graphics 5500 @ 0.90 GHz	346
	Intel Core M-5Y51 Intel HD Graphics 5300 @ 0.90 GHz	346
	Intel Core M-5Y71 Intel HD Graphics 5300 @ 0.90 GHz	346
	Intel Core i7-3940XM Intel HD Graphics 4000 @ 1.35 GHz	346
	Intel Pentium Gold G7400TE Intel UHD Graphics 710 @ 1.35 GHz	345
	Intel Pentium Gold G7400T Intel UHD Graphics 710 @ 1.35 GHz	345
	Intel Pentium Gold G7400E Intel UHD Graphics 710 @ 1.35 GHz	345

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 i3-8300T 4C 4T @ 3.20 GHz	5880
	Intel Core i7-4770T 4C 8T @ 3.20 GHz	5874
	AMD Phenom II X6 1100T 6C 6T @ 3.70 GHz	5868
	Intel Core i7-3940XM 4C 8T @ 3.00 GHz	5849
	Qualcomm Snapdragon 865 8C 8T @ 2.84 GHz	5846
	Intel Core i7-4800MQ 4C 8T @ 3.70 GHz	5845
	Intel Pentium Gold G7400T 2C 4T @ 3.10 GHz	5835

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 i5-8350U 4C 8T @ 1.70 GHz	1821
	Intel Core i7-6820HK 4C 8T @ 2.70 GHz	1802
	Intel Core i5-7600K 4C 4T @ 3.80 GHz	1794
	Intel Core i7-3940XM 4C 8T @ 3.00 GHz	1790
	Intel Core i3-8350K 4C 4T @ 4.00 GHz	1781
	Intel Core i7-3820 4C 8T @ 3.60 GHz	1771
	Intel Xeon E5-2620 v2 6C 12T @ 2.10 GHz	1770

Benchmarks

Geekbench 5 (SC)
2,488 entries

Geekbench 5 (MC)
2,461 entries

Geekbench 6 (SC)
1,754 entries

Geekbench 6 (MC)
1,702 entries

FP32 SP (iGPU)
2,026 entries

PassMark CPU-Mark
2,391 entries

CPU-Z Benchmark 17 (MC)
733 entries

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