Intel Pentium B940 vs Intel Core 2 Duo T7800

Comparative analysis of Intel Pentium B940 and Intel Core 2 Duo T7800 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).

Intel Pentium B940

Intel Core 2 Duo T7800

Differences

Reasons to consider the Intel Pentium B940

CPU is newer: launch date 3 year(s) 8 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 65 nm
2x more L1 cache, more data can be stored in the L1 cache for quick access later

Launch date	15 May 2011 vs 18 August 2007
Manufacturing process technology	32 nm vs 65 nm
L1 cache	128 KB vs 64 KB

Reasons to consider the Intel Core 2 Duo T7800

Around 30% higher clock speed: 2.6 GHz vs 2 GHz
Around 18% higher maximum core temperature: 100°C vs 85 C
8x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 11% better performance in PassMark - Single thread mark: 945 vs 849
Around 10% better performance in PassMark - CPU mark: 932 vs 849
4x better performance in Geekbench 4 - Single Core: 1427 vs 355
3.4x better performance in Geekbench 4 - Multi-Core: 2203 vs 644

Specifications (specs)
Maximum frequency	2.6 GHz vs 2 GHz
Maximum core temperature	100°C vs 85 C
L2 cache	4 MB vs 512 KB
Benchmarks
PassMark - Single thread mark	945 vs 849
PassMark - CPU mark	932 vs 849
Geekbench 4 - Single Core	1427 vs 355
Geekbench 4 - Multi-Core	2203 vs 644

Compare benchmarks

CPU 1: Intel Pentium B940
CPU 2: Intel Core 2 Duo T7800

PassMark - Single thread mark

CPU 1

CPU 2

849

945

PassMark - CPU mark

CPU 1

CPU 2

849

932

Geekbench 4 - Single Core

CPU 1

CPU 2

355

1427

Geekbench 4 - Multi-Core

CPU 1

CPU 2

644

2203

Name	Intel Pentium B940	Intel Core 2 Duo T7800
PassMark - Single thread mark	849	945
PassMark - CPU mark	849	932
Geekbench 4 - Single Core	355	1427
Geekbench 4 - Multi-Core	644	2203
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.24
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		18.982
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.079
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.408
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.074

Compare specifications (specs)

	Intel Pentium B940	Intel Core 2 Duo T7800
Essentials
Architecture codename	Sandy Bridge	Merom
Launch date	15 May 2011	18 August 2007
Launch price (MSRP)	$30	$515
Place in performance rating	2800	2805
Price now	$29.94	$607.99
Processor Number	B940	T7800
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Core™ Processors
Status	Launched	Discontinued
Value for money (0-100)	16.94	0.78
Vertical segment	Mobile	Mobile
Performance
64 bit support
Base frequency	2.00 GHz	2.60 GHz
Die size	149 mm	143 mm2
L1 cache	128 KB	64 KB
L2 cache	512 KB	4 MB
L3 cache	2048 KB
Manufacturing process technology	32 nm	65 nm
Maximum core temperature	85 C	100°C
Maximum frequency	2 GHz	2.6 GHz
Number of cores	2	2
Number of threads	2	2
Transistor count	624 Million	291 million
Bus Speed		800 MHz FSB
Front-side bus (FSB)		800 MHz
VID voltage range		1.075V-1.250V
Memory
Max memory channels	2
Maximum memory bandwidth	21.3 GB/s
Maximum memory size	16 GB
Supported memory types	DDR3 1066/1333
Graphics
Graphics base frequency	650 MHz
Graphics max dynamic frequency	1.10 GHz
Graphics max frequency	1.1 GHz
Intel® Clear Video HD technology
Intel® Clear Video technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics
Graphics interfaces
CRT
DisplayPort
eDP
HDMI
Number of displays supported	2
SDVO
Wireless Display (WiDi) support
Compatibility
Low Halogen Options Available
Max number of CPUs in a configuration	1	1
Package Size	37.5mmx37.5mm (rPGA988B)	35mm x 35mm
Sockets supported	PGA988	PBGA479, PPGA478
Thermal Design Power (TDP)	35 Watt	35 Watt
Peripherals
Max number of PCIe lanes	16
PCI Express revision	2.0
PCIe configurations	1x16, 2x8, 1x8 2x4
Security & Reliability
Anti-Theft technology
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Advanced Technologies
4G WiMAX Wireless
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2
Intel 64
Intel® AES New Instructions
Intel® Demand Based Switching
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® My WiFi technology
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
FSB parity
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)