Intel Pentium G2120 vs Intel Pentium G840

Comparative analysis of Intel Pentium G2120 and Intel Pentium G840 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 - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

Intel Pentium G2120

Intel Pentium G840

Differences

Reasons to consider the Intel Pentium G2120

CPU is newer: launch date 1 year(s) 4 month(s) later
Around 11% higher clock speed: 3.1 GHz vs 2.8 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 22 nm vs 32 nm
Around 18% lower typical power consumption: 55 Watt vs 65 Watt
Around 34% better performance in PassMark - Single thread mark: 1715 vs 1281
Around 47% better performance in PassMark - CPU mark: 1896 vs 1294
Around 15% better performance in Geekbench 4 - Single Core: 590 vs 514
Around 13% better performance in Geekbench 4 - Multi-Core: 1057 vs 935

Specifications (specs)
Launch date	September 2012 vs May 2011
Maximum frequency	3.1 GHz vs 2.8 GHz
Manufacturing process technology	22 nm vs 32 nm
Thermal Design Power (TDP)	55 Watt vs 65 Watt
Benchmarks
PassMark - Single thread mark	1715 vs 1281
PassMark - CPU mark	1896 vs 1294
Geekbench 4 - Single Core	590 vs 514
Geekbench 4 - Multi-Core	1057 vs 935

Compare benchmarks

CPU 1: Intel Pentium G2120
CPU 2: Intel Pentium G840

PassMark - Single thread mark

CPU 1

CPU 2

1715

1281

PassMark - CPU mark

CPU 1

CPU 2

1896

1294

Geekbench 4 - Single Core

CPU 1

CPU 2

590

514

Geekbench 4 - Multi-Core

CPU 1

CPU 2

1057

935

Name	Intel Pentium G2120	Intel Pentium G840
PassMark - Single thread mark	1715	1281
PassMark - CPU mark	1896	1294
Geekbench 4 - Single Core	590	514
Geekbench 4 - Multi-Core	1057	935
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	4.566
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	32.96
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.253
CompuBench 1.5 Desktop - Video Composition (Frames/s)	1.074
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	2.296
GFXBench 4.0 - T-Rex (Frames)	2524
GFXBench 4.0 - T-Rex (Fps)	2524

Compare specifications (specs)

	Intel Pentium G2120	Intel Pentium G840
Essentials
Architecture codename	Ivy Bridge	Sandy Bridge
Launch date	September 2012	May 2011
Launch price (MSRP)	$88	$60
Place in performance rating	2385	2389
Price now	$45.99	$34.99
Processor Number	G2120	G840
Series	Intel® Pentium® Processor G Series	Legacy Intel® Pentium® Processor
Status	Launched	Discontinued
Value for money (0-100)	19.73	21.58
Vertical segment	Desktop	Desktop
Performance
64 bit support
Base frequency	3.10 GHz	2.80 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Die size	94 mm	131 mm
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	3072 KB (shared)	3072 KB (shared)
Manufacturing process technology	22 nm	32 nm
Maximum case temperature (TCase)	65 °C
Maximum frequency	3.1 GHz	2.8 GHz
Number of cores	2	2
Number of threads	2	2
Maximum core temperature		69.1°C
Transistor count		504 million
Memory
ECC memory support
Max memory channels	2	2
Maximum memory bandwidth	25.6 GB/s	21 GB/s
Maximum memory size	32 GB	32 GB
Supported memory types	DDR3 1333/1600	DDR3 1066/1333
Graphics
Graphics base frequency	650 MHz	850 MHz
Graphics max dynamic frequency	1.05 GHz	1.10 GHz
Graphics max frequency	1.05 GHz	1.1 GHz
Intel® Clear Video HD technology
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	Intel HD Graphics
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
Number of displays supported	3	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	37.5mm x 37.5mm
Sockets supported	FCLGA1155	FCLGA1155
Thermal Design Power (TDP)	55 Watt	65 Watt
Thermal Solution	2011C
Peripherals
PCI Express revision	2.0	2.0
PCIe configurations	up to 1x16, 2x8, 1x8 & 2x4
Security & Reliability
Anti-Theft technology
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® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Flexible Display interface (FDI)
Intel® Advanced Vector Extensions (AVX)
Intel® Fast Memory Access
Intel® Flex Memory Access
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)