Intel Pentium G645 vs AMD A4-3420

Comparative analysis of Intel Pentium G645 and AMD A4-3420 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, 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, CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Pentium G645

AMD A4-3420

Differences

Reasons to consider the Intel Pentium G645

CPU is newer: launch date 9 month(s) later
Around 4% higher clock speed: 2.9 GHz vs 2.8 GHz
Around 20% better performance in PassMark - Single thread mark: 1343 vs 1119
Around 35% better performance in PassMark - CPU mark: 1441 vs 1067
Around 42% better performance in Geekbench 4 - Single Core: 489 vs 345
Around 43% better performance in Geekbench 4 - Multi-Core: 878 vs 612

Specifications (specs)
Launch date	September 2012 vs December 2011
Maximum frequency	2.9 GHz vs 2.8 GHz
Benchmarks
PassMark - Single thread mark	1343 vs 1119
PassMark - CPU mark	1441 vs 1067
Geekbench 4 - Single Core	489 vs 345
Geekbench 4 - Multi-Core	878 vs 612

Reasons to consider the AMD A4-3420

2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later

L1 cache	128 KB (per core) vs 64 KB (per core)
L2 cache	512 KB (per core) vs 256 KB (per core)

Compare benchmarks

CPU 1: Intel Pentium G645
CPU 2: AMD A4-3420

PassMark - Single thread mark

CPU 1

CPU 2

1343

1119

PassMark - CPU mark

CPU 1

CPU 2

1441

1067

Geekbench 4 - Single Core

CPU 1

CPU 2

489

345

Geekbench 4 - Multi-Core

CPU 1

CPU 2

878

612

Name	Intel Pentium G645	AMD A4-3420
PassMark - Single thread mark	1343	1119
PassMark - CPU mark	1441	1067
Geekbench 4 - Single Core	489	345
Geekbench 4 - Multi-Core	878	612
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	1.806

Compare specifications (specs)

	Intel Pentium G645	AMD A4-3420
Essentials
Architecture codename	Sandy Bridge	Llano
Launch date	September 2012	December 2011
Launch price (MSRP)	$80
Place in performance rating	2604	2628
Price now	$95
Processor Number	G645
Series	Legacy Intel® Pentium® Processor
Status	Discontinued
Value for money (0-100)	8.01
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.90 GHz
Bus Speed	5 GT/s DMI
Die size	131 mm	228 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)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	69.1°C
Maximum frequency	2.9 GHz	2.8 GHz
Number of cores	2	2
Number of threads	2
Transistor count	504 million	1178 million
Memory
Max memory channels	2
Maximum memory bandwidth	17 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 1066	DDR3
Graphics
Graphics base frequency	850 MHz
Graphics max dynamic frequency	1.10 GHz
Graphics max frequency	1.1 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics
Graphics interfaces
Number of displays supported	2
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mm x 37.5mm
Sockets supported	FCLGA1155	FM1
Thermal Design Power (TDP)	65 Watt	65 Watt
Peripherals
PCI Express revision	2.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
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® VT-x with Extended Page Tables (EPT)
AMD Virtualization (AMD-V™)