Intel Core 2 Quad Q8400 Intel Atom C2538
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Intel Core 2 Quad Q8400 vs Intel Atom C2538

Last updated:

Performance Overview
Average performance across multiple benchmarks

Single-core performance
Rank 1 - 100 %
Intel Core 2 Quad Q8400
Rank 2 - 64 %
Intel Atom C2538
Multi-core performance
Rank 1 - 100 %
Intel Core 2 Quad Q8400
Rank 2 - 59 %
Intel Atom C2538
Geekbench 5, 64bit Single-Core

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

Intel Core 2 Quad Q8400
4C / 4T · 2.66 GHz
369
Intel Atom C2538
4C / 4T · 2.40 GHz
236
Geekbench 5, 64bit Multi-Core

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

Intel Core 2 Quad Q8400
4C / 4T · 2.66 GHz
1,155
Intel Atom C2538
4C / 4T · 2.40 GHz
827

More benchmarks

At a glance

Wischen
Intel Core 2 Quad Q8400Intel Atom C2538
FamilyIntel Core2 Quad (19)Intel Atom (108)
CPU groupIntel Core 2 Quad Q8000/Q9000 (16)Intel Atom C2000 (7)
ArchitectureYorkfield (Penryn)Avoton
Technology45 nm22 nm
SegmentDesktopDesktop
SocketLGA 775BGA 1283
Predecessor
Successor

CPU Cores and Base Frequency

Wischen
Intel Core 2 Quad Q8400Intel Atom C2538
CPU Cores / Threads4 / 44 / 4
Hyperthreading / SMT
Core architecturenormalnormal
Cores: 4x 4x
Frequency: 2.66 GHz 2.40 GHz
Turbo (1 Core):
Turbo (All Cores):
L2-Cache4.00 MB2.00 MB
L3-Cache
Overclocking

Integrated graphics (iGPU)

Wischen
Intel Core 2 Quad Q8400Intel Atom C2538
GPU nameno iGPUno iGPU
GPU frequency
CUs / Shader / /
Raytracing
Max. displays
Max. GPU Memory
Technology
Release date

NPU AI performance

Wischen
Intel Core 2 Quad Q8400Intel Atom C2538
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen
Intel Core 2 Quad Q8400Intel Atom C2538
MemoryDDR3-1066 (17.1 GB/s)
DDR2-800 (12.8 GB/s)
DDR3L-1600 (25.6 GB/s)
DDR3-1600 (25.6 GB/s)
Max. Memory16 GB64 GB
Memory channels22
ECCNoYes
PCIe2.0 x 16
PCIe Bandwidth8.0 GB/s

Thermal Management

Wischen
Intel Core 2 Quad Q8400Intel Atom C2538
TDP95 W15 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen
Intel Core 2 Quad Q8400Intel Atom C2538
Chip designMonolithicMonolithic
AES-NI
Operating systemsWindows 10, LinuxWindows 10, Linux
Instruction setx86-64 (64 bit)x86-64 (64 bit)
ISA extensionsMMX, SSE2, SSE3, SSE4.1SSE4.1, SSE4.2
Release dateQ2/2009Q3/2013
Release price104 $
DocumentsTechnical data sheet

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core 2 Quad Q8400 is 3.8 stars (21 ratings), while Intel Atom C2538 has received 4.0 stars (1 ratings).

Click on the stars to rate one or both processors.

Intel Core 2 Quad Q8400
Intel Core 2 Quad Q8400
4C / 4T · 2.66 GHz
Intel Atom C2538
Intel Atom C2538
4C / 4T · 2.40 GHz

Most popular CPUs in both categories

Intel Core 2 Quad Q8400
Intel Core 2 Quad Q8400
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