Ryzen 5 8645HS vs Athlon II X2 245

Primary details

Comparing Athlon II X2 245 and Ryzen 5 8645HS processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2596	442
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	5.89	no data
Market segment	Desktop processor	Laptop
Architecture codename	Regor (2009−2013)	Hawk Point-HS (Zen 4)
Release date	July 2009 (15 years ago)	6 December 2023 (less than a year ago)
Launch price (MSRP)	$35	no data
Current price	$21 (0.6x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Athlon II X2 245 and Ryzen 5 8645HS 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)	6 (Hexa-Core)
Threads	2	12
Base clock speed	no data	4.3 GHz
Boost clock speed	2.9 GHz	5 GHz
L1 cache	256 KB	64 KB (per core)
L2 cache	2 MB	1 MB (per core)
L3 cache	0 KB	16 MB (shared)
Chip lithography	45 nm	4 nm
Die size	117 mm2	178 mm2
Maximum core temperature	no data	100 °C
Number of transistors	410 million	25,000 million
64 bit support	+	+
Windows 11 compatibility	-	no data
Unlocked multiplier	No	No

Compatibility

Information on Athlon II X2 245 and Ryzen 5 8645HS 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	AM3	FP8
Power consumption (TDP)	65 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Athlon II X2 245 and Ryzen 5 8645HS. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	DDR5-5600/LPDDR5x-7500 RAM, PCIe 4, Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3
AES-NI	no data	+
AVX	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Athlon II X2 245 and Ryzen 5 8645HS are enumerated here.

AMD-V

no data

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Athlon II X2 245 and Ryzen 5 8645HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR3

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon 760M

Peripherals

Specifications and connection of peripherals supported by Athlon II X2 245 and Ryzen 5 8645HS.

PCIe version	no data	4.0
PCI Express lanes	no data	20

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.

Ryzen 5 8645HS outperforms Athlon II X2 245 by 1969% based on our aggregate benchmark results.

---

Pros & cons summary

---

Performance score	0.72	14.90
Physical cores	2	6
Threads	2	12
Chip lithography	45 nm	4 nm
Power consumption (TDP)	65 Watt	45 Watt

---

Should you still have questions on choice between Athlon II X2 245 and Ryzen 5 8645HS, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.

---