Intel Pentium G840 vs AMD Athlon 64 3800+

Comparative analysis of Intel Pentium G840 and AMD Athlon 64 3800+ 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.

Intel Pentium G840

AMD Athlon 64 3800+

Differences

Reasons to consider the Intel Pentium G840

CPU is newer: launch date 6 year(s) 0 month(s) later
1 more cores, run more applications at once: 2 vs 1
Around 17% higher clock speed: 2.8 GHz vs 2.4 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 90 nm
Around 37% lower typical power consumption: 65 Watt vs 89 Watt
Around 89% better performance in PassMark - Single thread mark: 1271 vs 673
2.1x better performance in PassMark - CPU mark: 1253 vs 590

Specifications (specs)
Launch date	May 2011 vs April 2005
Number of cores	2 vs 1
Maximum frequency	2.8 GHz vs 2.4 GHz
Manufacturing process technology	32 nm vs 90 nm
Thermal Design Power (TDP)	65 Watt vs 89 Watt
Benchmarks
PassMark - Single thread mark	1271 vs 673
PassMark - CPU mark	1253 vs 590

Reasons to consider the AMD Athlon 64 3800+

2.2x better performance in Geekbench 4 - Single Core: 1146 vs 514
Around 17% better performance in Geekbench 4 - Multi-Core: 1094 vs 935

Benchmarks
Geekbench 4 - Single Core	1146 vs 514
Geekbench 4 - Multi-Core	1094 vs 935

Compare benchmarks

CPU 1: Intel Pentium G840
CPU 2: AMD Athlon 64 3800+

PassMark - Single thread mark

CPU 1

CPU 2

1271

673

PassMark - CPU mark

CPU 1

CPU 2

1253

590

Geekbench 4 - Single Core

CPU 1

CPU 2

514

1146

Geekbench 4 - Multi-Core

CPU 1

CPU 2

935

1094

Name	Intel Pentium G840	AMD Athlon 64 3800+
PassMark - Single thread mark	1271	673
PassMark - CPU mark	1253	590
Geekbench 4 - Single Core	514	1146
Geekbench 4 - Multi-Core	935	1094

Compare specifications (specs)

	Intel Pentium G840	AMD Athlon 64 3800+
Essentials
Architecture codename	Sandy Bridge	Venice
Launch date	May 2011	April 2005
Launch price (MSRP)	$60	$160
Place in performance rating	2390	2411
Price now	$34.99	$179.95
Processor Number	G840
Series	Legacy Intel® Pentium® Processor
Status	Discontinued
Value for money (0-100)	21.58	2.02
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	2.80 GHz
Bus Speed	5 GT/s DMI
Die size	131 mm	83 mm
L1 cache	64 KB (per core)	128 KB
L2 cache	256 KB (per core)	512 KB
L3 cache	3072 KB (shared)
Manufacturing process technology	32 nm	90 nm
Maximum core temperature	69.1°C
Maximum frequency	2.8 GHz	2.4 GHz
Number of cores	2	1
Number of threads	2
Transistor count	504 million	69 million
Memory
Max memory channels	2
Maximum memory bandwidth	21 GB/s
Maximum memory size	32 GB
Supported memory types	DDR3 1066/1333
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	939
Thermal Design Power (TDP)	65 Watt	89 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)