Ryzen 9 7945HX vs i5-1235U (IPU)

Primary details

Comparing Core i5-1235U (IPU) and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	110
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Power efficiency	no data	59.26
Architecture codename	Alder Lake-U (2022)	Dragon Range-HX (Zen 4) (2023−2024)
Release date	23 February 2022 (2 years ago)	4 January 2023 (1 year ago)

Detailed specifications

Core i5-1235U (IPU) and Ryzen 9 7945HX 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	10 (Deca-Core)	16 (Hexadeca-Core)
Threads	12	32
Base clock speed	1.3 GHz	2.5 GHz
Boost clock speed	4.4 GHz	5.4 GHz
L1 cache	80K (per core)	64K (per core)
L2 cache	1.25 MB (per core)	1 MB (per core)
L3 cache	12 MB (shared)	64 MB (shared)
Chip lithography	10 nm	CCD = 5 nm, I/O = 6 nm
Die size	no data	2x 71 mm2
Maximum core temperature	no data	100 °C
Number of transistors	no data	13,140 million
64 bit support	+	+
Windows 11 compatibility	no data	+
Unlocked multiplier	-	+

Compatibility

Information on Core i5-1235U (IPU) and Ryzen 9 7945HX 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	Intel BGA 1744	FL1
Power consumption (TDP)	15 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-1235U (IPU) and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	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	+	+
Enhanced SpeedStep (EIST)	+	no data
TSX	+	-
Precision Boost 2	no data	+

Security technologies

Core i5-1235U (IPU) and Ryzen 9 7945HX technologies aimed at improving security, for example, by protecting against hacks.

TXT

+

no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-1235U (IPU) and Ryzen 9 7945HX are enumerated here.

AMD-V	-	+
VT-d	+	no data
VT-x	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-1235U (IPU) and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

DDR4, DDR5 Dual-channel

DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Iris Xe 80EU

AMD Radeon 610M

Peripherals

Specifications and connection of peripherals supported by Core i5-1235U (IPU) and Ryzen 9 7945HX.

PCIe version	4.0	5.0
PCI Express lanes	20	28

Pros & cons summary

---

Recency	23 February 2022	4 January 2023
Physical cores	10	16
Threads	12	32
Power consumption (TDP)	15 Watt	55 Watt

---

Should you still have questions on choice between Core i5-1235U (IPU) and Ryzen 9 7945HX, 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.

---