Intel Core i7 640M vs. Intel Celeron G3900T

CPU Comparison, Reviews and Tests
Intel Core i7 640M
Intel Celeron G3900T

Side by side comparison and review of Intel Core i7 640M and Intel Celeron G3900T. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.

CPUs Specifications Comparison

Intel Core i7 640M vs. Intel Celeron G3900T Benchmark Chart
GENERAL Intel Core i7 640M Intel Celeron G3900T
Product Type Processor (mobile) Processor
PROCESSOR Intel Core i7 640M Intel Celeron G3900T
Type Intel Core i7 640M Intel Celeron G3900T
ARCHITECTURE
Processor Qty 1 1
Packaging Type 1288-ball BGA -
Compatible Processor Socket PGA988 Socket LGA1151 Socket
Manufacturing Process 32 nm 14 nm
Thermal Design Power 35 W 35 W
PCI Express Revision 2.0 3.0
PCI Express Configurations 1x16 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, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access -
PERFORMANCE
Number of Cores Dual-Core Dual-Core
Number of Threads 4 threads 2 threads
Clock Speed (Frequency) 2.8 GHz 2.6 GHz
Max Turbo Speed 3.46 GHz -
Bus Speed 667 MHz -
64-bit Computing Yes -
CACHE MEMORY
Cache 4 MB 2 MB
Cache Memory Details L3 - 4 MB Smart Cache - 2 MB
Installed Size 4 MB -
INTEGRATED GRAPHICS (GPU) Intel Core i7 640M Intel Celeron G3900T
Type Intel HD Graphics with Dynamic Frequency Intel HD Graphics 510
Base Frequency 500 MHz -
Max Dynamic Frequency 766 MHz -
Max Supported Memory Size - 64 GB
Max Supported Resolution - 4096x2304@24Hz (HDMI), 4096x2304@60Hz (eDP), 4096x2304@60Hz (DP)
Features Dual Display Capable, Intel FDI, Intel Clear Video Technology, Intel Clear Video HD Technology -
EXPANSION & CONNECTIVITY Intel Core i7 640M Intel Celeron G3900T
Compatible Slots 1 x processor -
MISCELLANEOUS Intel Core i7 640M Intel Celeron G3900T
Service & Support Limited warranty - 3 years -
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