Intel Celeron G1820 vs. Intel Core 2 Quad Q8400

CPU Comparison, Reviews and Tests
Intel Celeron G1820
Intel Core 2 Quad Q8400

In depth comparison and review of Intel Celeron G1820 and Intel Core 2 Quad Q8400. 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 Celeron G1820 vs. Intel Core 2 Quad Q8400 Benchmark Chart
GENERAL Intel Celeron G1820 Intel Core 2 Quad Q8400
Product Type Processor Processor
PROCESSOR Intel Celeron G1820 Intel Core 2 Quad Q8400
Type Intel Celeron G1820 Intel Core 2 Quad Q8400
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1150 Socket LGA775 Socket
Manufacturing Process 22 nm 45 nm
Thermal Design Power 53 W 95 W
Thermal Specification - 71.4 °C
PCI Express Revision 3.0 -
PCI Express Configurations 1x16, 2x8, 1x8+2x4 -
PCI Express Lanes Qty 16 -
Architecture Features Enhanced SpeedStep technology, Execute Disable Bit capability, Intel 64 Technology, Thermal Monitoring Technologies, Idle States, Intel VT-x with Extended Page Tables (EPT) Enhanced SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Enhanced Halt State (C1E), Intel Thermal Monitor 2
PERFORMANCE
Number of Cores Dual-Core Quad-Core
Number of Threads 2 threads -
Clock Speed (Frequency) 2.7 GHz 2.66 GHz
Bus Speed - 1333 MHz
64-bit Computing - Yes
CACHE MEMORY
Cache 2 MB 4 MB
Cache Memory Details L3 - 2 MB L2 - 4 MB
Installed Size 2 MB 4 MB
INTEGRATED GRAPHICS (GPU) Intel Celeron G1820 Intel Core 2 Quad Q8400
Type Intel HD Graphics -
Base Frequency 350 MHz -
Max Dynamic Frequency 1.05 GHz -
Max Supported Memory Size 1.7 GB -
Max Supported Resolution 1920x1080@60Hz (HDMI), 1920x1200@60Hz (VGA), 2560x1600@60Hz (DP), 2560x1600@60Hz (eDP) -
Features Intel Quick Sync Video -
EXPANSION & CONNECTIVITY Intel Celeron G1820 Intel Core 2 Quad Q8400
Compatible Slots - 1 x processor - LGA775 Socket
MISCELLANEOUS Intel Celeron G1820 Intel Core 2 Quad Q8400
Compliant Standards RoHS -
Service & Support Limited warranty - 3 years Limited warranty - 3 years
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