A6-7000 vs Celeron B840

Place in the ranking	2787	2762
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Celeron	AMD Kaveri
Power efficiency	1.65	3.56
Architecture codename	Sandy Bridge (2011−2013)	Kaveri (2014−2015)
Release date	1 July 2011 (13 years ago)	1 June 2014 (10 years ago)
Launch price (MSRP)	$86	no data

Detailed specifications

Celeron B840 and A6-7000 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	1.9 GHz	2.2 GHz
Boost clock speed	1.9 GHz	3 GHz
Bus type	DMI 2.0	no data
Bus rate	4 × 5 GT/s	no data
Multiplier	19	no data
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	1024 KB
L3 cache	2 MB (shared)	no data
Chip lithography	32 nm	28 nm
Die size	131 mm²	no data
Maximum core temperature	100 °C	no data
Number of transistors	504 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Celeron B840 and A6-7000 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 (Uniprocessor)	no data
Socket	FCPGA988,PGA988	FT3
Power consumption (TDP)	35 Watt	17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Celeron B840 and A6-7000. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	86x SSE (1, 2, 3, 3S, 4.1, 4.2, 4A),-64, AES, AVX, FMA
AES-NI	-	+
FMA	+	+
AVX	-	+
FRTC	-	+
TrueAudio	-	+
PowerNow	-	+
PowerGating	-	+
Out-of-band client management	-	+
VirusProtect	-	+
HSA	-	+
Enhanced SpeedStep (EIST)	+	no data
My WiFi	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Celeron B840 and A6-7000 technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Celeron B840 and A6-7000 are enumerated here.

AMD-V	-	+
VT-d	-	no data
VT-x	+	no data
IOMMU 2.0	-	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Celeron B840 and A6-7000. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR3
Maximum memory size	16 GB	no data
Max memory channels	2	2
Maximum memory bandwidth	21.335 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for 2nd Generation Intel® Processors	AMD Radeon R4 Graphics
iGPU core count	no data	3
Enduro	-	+
Switchable graphics	-	+
UVD	-	+
VCE	-	+
Graphics max frequency	1 GHz	no data

Graphics interfaces

Available interfaces and connections of Celeron B840 and A6-7000 integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	+
HDMI	+	+
SDVO	+	no data
CRT	+	no data

Graphics API support

APIs supported by Celeron B840 and A6-7000 integrated GPUs, sometimes API versions are included.

DirectX	no data	DirectX® 12
Vulkan	-	+

Peripherals

Specifications and connection of peripherals supported by Celeron B840 and A6-7000.

PCIe version	2.0	3.0
PCI Express lanes	16	no data

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.

Celeron B840 0.61

A6-7000 0.64
+4.9%

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.

Celeron B840 967

A6-7000 1010
+4.4%

Gaming performance

Pros & cons summary

Performance score	0.61	0.64
Recency	1 July 2011	1 June 2014
Chip lithography	32 nm	28 nm
Power consumption (TDP)	35 Watt	17 Watt

A6-7000 has a 4.9% higher aggregate performance score, an age advantage of 2 years, a 14.3% more advanced lithography process, and 105.9% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Celeron B840 and A6-7000.

Should you still have questions on choice between Celeron B840 and A6-7000, ask them in Comments section, and we shall answer.