Intel Celeron G1840T vs AMD Phenom X3 8400

Comparative analysis of Intel Celeron G1840T and AMD Phenom X3 8400 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Celeron G1840T

AMD Phenom X3 8400

Differences

Reasons to consider the Intel Celeron G1840T

CPU is newer: launch date 6 year(s) 2 month(s) later
Around 19% higher clock speed: 2.5 GHz vs 2.1 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 65 nm
Around 50% more L3 cache; more data can be stored in the L3 cache for quick access later
2.7x lower typical power consumption: 35 Watt vs 95 Watt
Around 75% better performance in PassMark - Single thread mark: 1431 vs 819
Around 35% better performance in PassMark - CPU mark: 1576 vs 1164

Specifications (specs)
Launch date	May 2014 vs March 2008
Maximum frequency	2.5 GHz vs 2.1 GHz
Manufacturing process technology	22 nm vs 65 nm
L3 cache	3072 KB (shared) vs 2048 KB (shared)
Thermal Design Power (TDP)	35 Watt vs 95 Watt
Benchmarks
PassMark - Single thread mark	1431 vs 819
PassMark - CPU mark	1576 vs 1164

Reasons to consider the AMD Phenom X3 8400

1 more cores, run more applications at once: 3 vs 2
3x more L1 cache, more data can be stored in the L1 cache for quick access later
3x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 86% better performance in Geekbench 4 - Single Core: 973 vs 524
2.5x better performance in Geekbench 4 - Multi-Core: 2405 vs 971

Specifications (specs)
Number of cores	3 vs 2
L1 cache	128 KB (per core) vs 64 KB (per core)
L2 cache	512 KB (per core) vs 256 KB (per core)
Benchmarks
Geekbench 4 - Single Core	973 vs 524
Geekbench 4 - Multi-Core	2405 vs 971

Compare benchmarks

CPU 1: Intel Celeron G1840T
CPU 2: AMD Phenom X3 8400

PassMark - Single thread mark

CPU 1

CPU 2

1431

819

PassMark - CPU mark

CPU 1

CPU 2

1576

1164

Geekbench 4 - Single Core

CPU 1

CPU 2

524

973

Geekbench 4 - Multi-Core

CPU 1

CPU 2

971

2405

Name	Intel Celeron G1840T	AMD Phenom X3 8400
PassMark - Single thread mark	1431	819
PassMark - CPU mark	1576	1164
Geekbench 4 - Single Core	524	973
Geekbench 4 - Multi-Core	971	2405

Compare specifications (specs)

	Intel Celeron G1840T	AMD Phenom X3 8400
Essentials
Architecture codename	Haswell	Toliman
Launch date	May 2014	March 2008
Place in performance rating	2280	2296
Processor Number	G1840T
Series	Intel® Celeron® Processor G Series
Status	Discontinued
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.50 GHz
Bus Speed	5 GT/s DMI2
Die size	177 mm	285 mm
L1 cache	64 KB (per core)	128 KB (per core)
L2 cache	256 KB (per core)	512 KB (per core)
L3 cache	3072 KB (shared)	2048 KB (shared)
Manufacturing process technology	22 nm	65 nm
Maximum case temperature (TCase)	72 °C
Maximum core temperature	66.4°C
Maximum frequency	2.5 GHz	2.1 GHz
Number of cores	2	3
Number of threads	2
Transistor count	1400 million	450 million
Memory
ECC memory support
Max memory channels	2
Maximum memory bandwidth	21.3 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3-1333, DDR3L-1333 @ 1.5V
Graphics
Graphics base frequency	200 MHz
Graphics max dynamic frequency	1.05 GHz
Graphics max frequency	1.05 GHz
Intel® Clear Video HD technology
Intel® Quick Sync Video
Max video memory	1.7 GB
Processor graphics	Intel HD Graphics
Graphics interfaces
DisplayPort
DVI
eDP
HDMI
Number of displays supported	3
VGA
Wireless Display (WiDi) support
Graphics image quality
Max resolution over DisplayPort	2560x1600@60Hz
Max resolution over eDP	2560x1600@60Hz
Max resolution over HDMI 1.4	1920x1080@60Hz
Max resolution over VGA	1920x1200@60Hz
Graphics API support
DirectX	11.1/12
OpenGL	4.3
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1150	AM2+
Thermal Design Power (TDP)	35 Watt	95 Watt
Thermal Solution	PCG 2013A
Peripherals
Max number of PCIe lanes	16
PCI Express revision	Up to 3.0
PCIe configurations	Up to 1x16, 2x8, 1x8+2x4
Scalability	1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Stable Image Platform Program (SIPP)
Intel® TSX-NI
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® Virtualization Technology for Itanium (VT-i)
Intel® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)