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HardwareCPUProcessor features → Intel Core i7-4940MX

Core i7-4940MX

Intel Core i7-4940MX - 4-core processor with a clock frequency of 3100 MHz and 3rd level cache 8192 KB. Processor is designed for mobile computers, installs in a PGA946. Has a built-in memory controller (2 channels, DDR3L-1333, DDR3L-1600) and controller PCI Express 3.0 (16 lines).

Intel Core i7-4940MX
Released2014
ManufacturerIntel
Processor typefor mobile computers
SocketPGA946
Number of cores4
Number of threads8
Base frequency3100 MHz
Turbo Boost4000 MHz
L1 Cache, Кb32+32x4
L2 Cache, Кb256x4
L3 Cache, Кb8192
Integrated graphicsIntel HD Graphics 4600
400 - 1350 MHz
Integrated memory controlleryes
Memory channels2
Supported memoryDDR3L-1333, DDR3L-1600
Integrated PCIe controlleryes
PCIe versionPCI Express 3.0
PCIe lines16
Bus5 GT/s DMI2
Processor coreHaswell-M
Lithography22 nm
Transistors, mn1300
TDP57 W
Max. temperature100° C
Instructions, technologyMMX
SSE
SSE2
SSE3
SSSE3
SSE4 (SSE4.1 + SSE4.2)
AES (Advanced Encryption Standard inst.)
AVX (Advanced Vector Extensions)
AVX 2.0 (Advanced Vector Extensions 2.0)
BMI1, BMI2 (Bit Manipulation inst.)
F16C (16-bit Floating-Point conversion)
FMA3 (3-operand Fused Multiply-Add inst.)
EM64T (Intel 64)
NX (XD, Execute disable bit)
VT-x (Virtualization technology)
VT-d (Virtualization for directed I/O)
Hyper-Threading
Turbo Boost 2.0
TXT (Trusted Execution tech.)
TSX (Transactional Synchronization Extensions)
Enhanced SpeedStep tech.
Other features



Performance
Intel Xeon E5-2650 v2
8 cor. / 2600 MHz / 20480 Kb / LGA2011
23649
(100%)
Intel Xeon E3-1285L v4
4 cor. / 3400 MHz / 6144 Kb / LGA1150
20315
(86%)
Intel Xeon E3-1276 v3
4 cor. / 3600 MHz / 8192 Kb / LGA1150
18494
(79%)
Intel Core i7-4940MX
This processor
17919
(76%)
Intel Core i7-6820HK
4 cor. / 2700 MHz / 8192 Kb / BGA1440
16572
(71%)
Intel Core i5-8350U
4 cor. / 1700 MHz / 6144 Kb / BGA1356
15664
(67%)
Intel Xeon E3-1245
4 cor. / 3300 MHz / 8192 Kb / LGA1155
14567
(62%)
Intel Core i7-4712HQ
4 cor. / 2300 MHz / 6144 Kb / BGA1364
13613
(58%)
Intel Xeon E3-1220 v3
4 cor. / 3100 MHz / 8192 Kb / LGA1150
12741
(54%)

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