Intel Core i7 840QM vs. Intel Celeron G3900T

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Core i7 840QM and Intel Celeron G3900T. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.

CPUs Specifications Comparison

Intel Core i7 840QM vs. Intel Celeron G3900T Benchmark Chart
GENERAL Intel Core i7 840QM Intel Celeron G3900T
Product Type Processor (mobile) Processor
PROCESSOR Intel Core i7 840QM Intel Celeron G3900T
Type Intel Core i7 840QM Intel Celeron G3900T
ARCHITECTURE
Processor Qty 1 1
Packaging Type 988-pin Micro FCPGA -
Compatible Processor Socket - LGA1151 Socket
Manufacturing Process 45 nm 14 nm
Thermal Design Power 45 W 35 W
Thermal Specification 100 °C -
PCI Express Revision 2.0 3.0
PCI Express Configurations 1x16, 2x8 1x16, 2x8, 1x8+2x4
PCI Express Lanes Qty 16 16
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, Intel Trusted Execution Technology, Enhanced Halt State (C1E), streaming SIMD extensions 4.2 -
PERFORMANCE
Number of Cores Quad-Core Dual-Core
Number of Threads 8 threads 2 threads
Clock Speed (Frequency) 1.86 GHz 2.6 GHz
Max Turbo Speed 3.2 GHz -
64-bit Computing Yes -
CACHE MEMORY
Cache 8 MB 2 MB
Cache Memory Details L3 - 8 MB Smart Cache - 2 MB
Installed Size 8 MB -
INTEGRATED GRAPHICS (GPU) Intel Core i7 840QM Intel Celeron G3900T
Type - Intel HD Graphics 510
Max Supported Memory Size - 64 GB
Max Supported Resolution - 4096x2304@24Hz (HDMI), 4096x2304@60Hz (eDP), 4096x2304@60Hz (DP)
EXPANSION & CONNECTIVITY Intel Core i7 840QM Intel Celeron G3900T
Compatible Slots 1 x processor -
MISCELLANEOUS Intel Core i7 840QM Intel Celeron G3900T
Service & Support Limited warranty - 3 years -
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