Ryzen 9 PRO 8945HS vs Ryzen 7 8840U

Place in the ranking	464	293
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Server
Power efficiency	50.77	40.67
Architecture codename	Hawk Point-U (Zen 4) (2023)	Hawk Point-HS (Zen 4) (2023−2024)
Release date	6 December 2023 (less than a year ago)	16 April 2024 (less than a year ago)

Detailed specifications

Ryzen 7 8840U and Ryzen 9 PRO 8945HS 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	8 (Octa-Core)	8 (Octa-Core)
Threads	16	16
Base clock speed	3.3 GHz	4 GHz
Boost clock speed	5.1 GHz	5.2 GHz
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	1 MB (per core)	1 MB (per core)
L3 cache	16 MB (shared)	16 MB (shared)
Chip lithography	4 nm	4 nm
Die size	178 mm²	178 mm²
Maximum core temperature	100 °C	100 °C
Number of transistors	25,000 million	25,000 million
64 bit support	+	+

Compatibility

Information on Ryzen 7 8840U and Ryzen 9 PRO 8945HS 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	FP8	FP7
Power consumption (TDP)	28 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 8840U and Ryzen 9 PRO 8945HS. You'll probably need this information if you require some particular technology.

Instruction set extensions	Ryzen AI, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSE4.1, SSE4.2, SSE4A, SSSE3	Ryzen AI, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, AVX-512, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI	+	+
FMA	-	+
AVX	+	+
Precision Boost 2	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 8840U and Ryzen 9 PRO 8945HS are enumerated here.

AMD-V

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 8840U and Ryzen 9 PRO 8945HS. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon 780M

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 8840U and Ryzen 9 PRO 8945HS.

PCIe version	4.0	4.0
PCI Express lanes	20	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 7 8840U 15.59

Ryzen 9 PRO 8945HS 20.07
+28.7%

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.

Ryzen 7 8840U 23857

Ryzen 9 PRO 8945HS 30720
+28.8%