A9-9420 vs Pentium G850

Place in the ranking	2527	2505
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	19.07	no data
Market segment	Desktop processor	Laptop
Series	no data	AMD Bristol Ridge
Power efficiency	1.31	5.93
Architecture codename	Sandy Bridge (2011−2013)	Stoney Ridge (2016−2019)
Release date	22 May 2011 (13 years ago)	31 May 2016 (8 years ago)
Launch price (MSRP)	$27	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Pentium G850 and A9-9420 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	2 (Dual-core)	2 (Dual-core)
Threads	2	2
Base clock speed	2.9 GHz	3 GHz
Boost clock speed	2.9 GHz	3.6 GHz
L1 cache	64 KB (per core)	160 KB
L2 cache	256 KB (per core)	1 MB (shared)
L3 cache	3 MB (shared)	no data
Chip lithography	32 nm	28 nm
Die size	131 mm²	125 mm²
Maximum core temperature	69 °C	90 °C
Maximum case temperature (TCase)	no data	74 °C
Number of transistors	504 million	1,200 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Pentium G850 and A9-9420 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCLGA1155	FT4
Power consumption (TDP)	65 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium G850 and A9-9420. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Virtualization,
AES-NI	-	+
FMA	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Pentium G850 and A9-9420 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium G850 and A9-9420 are enumerated here.

AMD-V	-	+
VT-d	-	no data
VT-x	+	no data
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium G850 and A9-9420. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	21 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	Radeon R5
Graphics max frequency	1.1 GHz	no data

Graphics interfaces

Available interfaces and connections of Pentium G850 and A9-9420 integrated GPUs.

Number of displays supported

no data

Peripherals

Specifications and connection of peripherals supported by Pentium G850 and A9-9420.

PCIe version	2.0	3.0
PCI Express lanes	no data	8

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Pentium G850 0.90

A9-9420 0.94
+4.4%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Pentium G850 1435

A9-9420 1498
+4.4%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Pentium G850 467
+43.7%

A9-9420 325

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Pentium G850 800
+60%

A9-9420 500

Gaming performance

Pros & cons summary

Performance score	0.90	0.94
Recency	22 May 2011	31 May 2016
Chip lithography	32 nm	28 nm
Power consumption (TDP)	65 Watt	15 Watt

A9-9420 has a 4.4% higher aggregate performance score, an age advantage of 5 years, a 14.3% more advanced lithography process, and 333.3% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Pentium G850 and A9-9420.

Note that Pentium G850 is a desktop processor while A9-9420 is a notebook one.

Should you still have questions on choice between Pentium G850 and A9-9420, ask them in Comments section, and we shall answer.