Intel Core i7-3820 Intel Core 2 Quad Q9550
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Intel Core i7-3820 vs Intel Core 2 Quad Q9550

Last updated:

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 1 - 100 %
Intel Core i7-3820
Rank 2 - 60 %
Intel Core 2 Quad Q9550
Multi-core performance
Rank 1 - 100 %
Intel Core i7-3820
Rank 2 - 47 %
Intel Core 2 Quad Q9550
Geekbench 5, 64bit Single-Core

Geekbench 5, 64bit Single-Core
Single-core performance

Intel Core i7-3820
4C / 8T · 3.80 GHz
772
Intel Core 2 Quad Q9550
4C / 4T · 2.83 GHz
460
Geekbench 5, 64bit Multi-Core

Geekbench 5, 64bit Multi-Core
Multi-core performance

Intel Core i7-3820
4C / 8T · 3.60 GHz
3,293
Intel Core 2 Quad Q9550
4C / 4T · 2.83 GHz
1,527
CPU-Z Benchmark 17 Multi-Core

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

Intel Core i7-3820
4C / 8T · 3.60 GHz
1,771
Intel Core 2 Quad Q9550
4C / 4T · 2.83 GHz
959

More benchmarks

At a glance

Wischen
Intel Core i7-3820Intel Core 2 Quad Q9550
FamilyIntel Core i7 Extreme Edition (24)Intel Core2 Quad (19)
CPU groupIntel Core i 3000X (4)Intel Core 2 Quad Q8000/Q9000 (16)
ArchitectureSandy Bridge EYorkfield (Penryn)
Technology32 nm45 nm
SegmentDesktopDesktop
SocketLGA 2011LGA 775
Predecessor
Successor

CPU Cores and Base Frequency

Wischen
Intel Core i7-3820Intel Core 2 Quad Q9550
CPU Cores / Threads4 / 84 / 4
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 4x 4x
Frequency: 3.60 GHz 2.83 GHz
Turbo (1 Core): 3.80 GHz
Turbo (All Cores):
L2-Cache12.00 MB
L3-Cache10.00 MB
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core i7-3820Intel Core 2 Quad Q9550
GPU nameno iGPUno iGPU
GPU frequency
CUs / Shader / /
Raytracing
Max. displays
Max. GPU Memory
Technology
Release date

NPU AI performance

Wischen
Intel Core i7-3820Intel Core 2 Quad Q9550
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core i7-3820Intel Core 2 Quad Q9550
MemoryDDR3-1600 (51.2 GB/s)
DDR3-1333 (42.6 GB/s)
DDR3-1066 (34.2 GB/s)
DDR3-1066 (17.1 GB/s)
DDR2-800 (12.8 GB/s)
Max. Memory64 GB16 GB
Memory channels42
ECCNoNo
PCIe2.0 x 40
PCIe Bandwidth20.0 GB/s

Thermal Management

Wischen
Intel Core i7-3820Intel Core 2 Quad Q9550
TDP130 W95 W
TDP (PL2)
TDP up
TDP down
T. junction max.105 °C

Technical details

Wischen
Intel Core i7-3820Intel Core 2 Quad Q9550
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, LinuxWindows 10, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsSSE4.1, SSE4.2, AVXMMX, SSE2, SSE3, SSE4.1
Release dateQ1/2012Q1/2008
Release price305 $
DocumentsTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i7-3820 is 3.4 stars (7 ratings), while Intel Core 2 Quad Q9550 has received 4.7 stars (35 ratings).

Click on the stars to rate one or both processors.

Intel Core i7-3820
Intel Core i7-3820
4C / 8T · 3.60 - 3.80 GHz
Intel Core 2 Quad Q9550
Intel Core 2 Quad Q9550
4C / 4T · 2.83 GHz

Most popular CPUs in both categories

Intel Core i7-3820
Intel Core i7-3820
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