Intel Pentium G645T vs Intel Core i5-2500S

Comparative analysis of Intel Pentium G645T and Intel Core i5-2500S 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 G645T

Intel Core i5-2500S

Differences

Reasons to consider the Intel Pentium G645T

CPU is newer: launch date 1 year(s) 8 month(s) later
Around 86% lower typical power consumption: 35 Watt vs 65 Watt

Launch date	September 2012 vs January 2011
Thermal Design Power (TDP)	35 Watt vs 65 Watt

Reasons to consider the Intel Core i5-2500S

2 more cores, run more applications at once: 4 vs 2
2 more threads: 4 vs 2
Around 48% higher clock speed: 3.70 GHz vs 2.5 GHz
Around 6% higher maximum core temperature: 69.1°C vs 65.0°C
2x more L1 cache, more data can be stored in the L1 cache for quick access later
2x more L2 cache, more data can be stored in the L2 cache for quick access later
2x more L3 cache, more data can be stored in the L3 cache for quick access later
Around 46% better performance in PassMark - Single thread mark: 1648 vs 1131
2.8x better performance in PassMark - CPU mark: 3399 vs 1228
Around 48% better performance in Geekbench 4 - Single Core: 670 vs 452
2.3x better performance in Geekbench 4 - Multi-Core: 1968 vs 848

Specifications (specs)
Number of cores	4 vs 2
Number of threads	4 vs 2
Maximum frequency	3.70 GHz vs 2.5 GHz
Maximum core temperature	69.1°C vs 65.0°C
L1 cache	64 KB (per core) vs 64 KB (per core)
L2 cache	256 KB (per core) vs 256 KB (per core)
L3 cache	6144 KB (shared) vs 3072 KB (shared)
Benchmarks
PassMark - Single thread mark	1648 vs 1131
PassMark - CPU mark	3399 vs 1228
Geekbench 4 - Single Core	670 vs 452
Geekbench 4 - Multi-Core	1968 vs 848

Compare benchmarks

CPU 1: Intel Pentium G645T
CPU 2: Intel Core i5-2500S

PassMark - Single thread mark

CPU 1

CPU 2

1131

1648

PassMark - CPU mark

CPU 1

CPU 2

1228

3399

Geekbench 4 - Single Core

CPU 1

CPU 2

452

670

Geekbench 4 - Multi-Core

CPU 1

CPU 2

848

1968

Name	Intel Pentium G645T	Intel Core i5-2500S
PassMark - Single thread mark	1131	1648
PassMark - CPU mark	1228	3399
Geekbench 4 - Single Core	452	670
Geekbench 4 - Multi-Core	848	1968
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		2.684
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		64.965
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.34
CompuBench 1.5 Desktop - Video Composition (Frames/s)		1.505
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		3.83

Compare specifications (specs)

	Intel Pentium G645T	Intel Core i5-2500S
Essentials
Architecture codename	Sandy Bridge	Sandy Bridge
Launch date	September 2012	January 2011
Place in performance rating	2543	2564
Processor Number	G645T	i5-2500S
Series	Legacy Intel® Pentium® Processor	Legacy Intel® Core™ Processors
Status	Discontinued	Discontinued
Vertical segment	Desktop	Desktop
Launch price (MSRP)		$75
Price now		$74.99
Value for money (0-100)		20.88
Performance
64 bit support
Base frequency	2.50 GHz	2.70 GHz
Bus Speed	5 GT/s DMI	5 GT/s DMI
Die size	131 mm	216 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)	6144 KB (shared)
Manufacturing process technology	32 nm	32 nm
Maximum core temperature	65.0°C	69.1°C
Maximum frequency	2.5 GHz	3.70 GHz
Number of cores	2	4
Number of threads	2	4
Transistor count	504 million	1160 million
Memory
Max memory channels	2	2
Maximum memory bandwidth	17 GB/s	21 GB/s
Maximum memory size	32 GB	32 GB
Supported memory types	DDR3 1066	DDR3 1066/1333
Graphics
Graphics base frequency	650 MHz	850 MHz
Graphics max dynamic frequency	1.10 GHz	1.10 GHz
Graphics max frequency	1.1 GHz	1.1 GHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Intel® InTru™ 3D technology
Intel® Quick Sync Video
Processor graphics	Intel HD Graphics	Intel® HD Graphics 2000
Device ID		0x102
Graphics interfaces
Number of displays supported	2	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	LGA1155
Thermal Design Power (TDP)	35 Watt	65 Watt
Peripherals
Max number of PCIe lanes	16	16
PCI Express revision	2.0	2.0
Security & Reliability
Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)
Intel® Identity Protection technology
Advanced Technologies
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX
Intel 64
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Intel® Fast Memory Access
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)