Intel Atom E660T vs Intel Pentium G6951

Comparative analysis of Intel Atom E660T and Intel Pentium G6951 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization, Graphics interfaces. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core.

Intel Atom E660T

Intel Pentium G6951

Differences

Reasons to consider the Intel Atom E660T

Around 52% higher maximum core temperature: 110°C vs 72.6°C
18.3x lower typical power consumption: 3.6 Watt vs 73 Watt

Maximum core temperature	110°C vs 72.6°C
Thermal Design Power (TDP)	3.6 Watt vs 73 Watt

Reasons to consider the Intel Pentium G6951

1 more cores, run more applications at once: 2 vs 1
Around 115% higher clock speed: 2.8 GHz vs 1.3 GHz
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later
8.2x more maximum memory size: 16.38 GB vs 2 GB

Number of cores	2 vs 1
Maximum frequency	2.8 GHz vs 1.3 GHz
Manufacturing process technology	32 nm vs 45 nm
L1 cache	64 KB (per core) vs 64 KB (per core)
Maximum memory size	16.38 GB vs 2 GB

Compare benchmarks

CPU 1: Intel Atom E660T
CPU 2: Intel Pentium G6951

Name	Intel Atom E660T	Intel Pentium G6951
PassMark - Single thread mark		1173
PassMark - CPU mark		1383
Geekbench 4 - Single Core		1953
Geekbench 4 - Multi-Core		3231

Compare specifications (specs)

	Intel Atom E660T	Intel Pentium G6951
Essentials
Architecture codename	Tunnel Creek	Clarkdale
Launch date	September 2010	September 2010
Place in performance rating	not rated	1590
Processor Number	E660T	G6951
Series	Legacy Intel Atom® Processors	Legacy Intel® Pentium® Processor
Status	Launched	Discontinued
Vertical segment	Embedded	Desktop
Launch price (MSRP)		$94
Price now		$94
Value for money (0-100)		6.70
Performance
Base frequency	1.30 GHz	2.80 GHz
Bus Speed	2500 MHz PCIE	2.5 GT/s DMI
Die size	26 mm	81 mm2
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	512 KB (per core)	256 KB (per core)
Manufacturing process technology	45 nm	32 nm
Maximum core temperature	110°C	72.6°C
Maximum frequency	1.3 GHz	2.8 GHz
Number of cores	1	2
Number of threads	2	2
Transistor count	47 million	382 million
VID voltage range	VCC (0.75 - 0.9V), VNN (0.75 - 1.1V)	0.6500V-1.4000V
64 bit support
L3 cache		3072 KB (shared)
Memory
Max memory channels	1	2
Maximum memory size	2 GB	16.38 GB
Supported memory types	DDR2 800	DDR3 1066
Maximum memory bandwidth		17 GB/s
Graphics
Graphics base frequency	400 MHz	533 MHz
Processor graphics	Integrated	Integrated
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	22mmx22mm	37.5mm x 37.5mm
Sockets supported	FCBGA676	FCLGA1156
Thermal Design Power (TDP)	3.6 Watt	73 Watt
Peripherals
Max number of PCIe lanes	4	16
PCI Express revision	1.0a	2.0
PCIe configurations	x1, root complex only	1x16, 2x8
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Enhanced Intel SpeedStep® technology
FSB parity
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® Turbo Boost technology
Thermal Monitoring
Flexible Display interface (FDI)
Intel® AES New Instructions
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)
Graphics interfaces
Number of displays supported		2