Ryzen 9 7945HX vs Pentium J4205

Primary details

Comparing Pentium J4205 and Ryzen 9 7945HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	2024	90
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	0.39	no data
Market segment	Desktop processor	Laptop
Series	Intel Pentium	no data
Architecture codename	Goldmont (2016−2017)	Dragon Range-HX (Zen 4)
Release date	30 August 2016 (7 years ago)	4 January 2023 (1 year ago)
Launch price (MSRP)	$161	no data
Current price	$133 (0.8x MSRP)	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Pentium J4205 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	4 (Quad-Core)	16 (Hexadeca-Core)
Threads	4	32
Base clock speed	1.5 GHz	2.5 GHz
Boost clock speed	2.6 GHz	5.4 GHz
L1 cache	no data	64K (per core)
L2 cache	2 MB	1 MB (per core)
L3 cache	0 KB	64 MB (shared)
Chip lithography	14 nm	CCD = 5 nm, I/O = 6 nm
Die size	no data	2x 71 mm2
Maximum core temperature	105 °C	100 °C
Number of transistors	no data	13,140 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Pentium J4205 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	FCBGA1296	FL1
Power consumption (TDP)	10 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Pentium J4205 and Ryzen 9 7945HX. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	DDR5-5200 RAM, PCIe 5, 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	no data	+
AVX	no data	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	-	no data
Hyper-Threading Technology	-	no data
Idle States	+	no data
Thermal Monitoring	+	no data
SIPP	-	no data
Smart Response	-	no data
GPIO	+	no data
Smart Connect	-	no data
Status	Discontinued	no data
HD Audio	+	no data
RST	-	no data

Security technologies

Pentium J4205 and Ryzen 9 7945HX technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Boot	+	no data
Secure Key	+	no data
Identity Protection	+	no data
OS Guard	-	no data
Anti-Theft	-	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Pentium J4205 and Ryzen 9 7945HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Pentium J4205 and Ryzen 9 7945HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3L/LPDDR3 up to 1866 MT/s; LPDDR4 up to 2400 MT/s	DDR5
Maximum memory size	8 GB	no data
Max memory channels	2	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 505	AMD Radeon 610M
Max video memory	8 GB	no data
Quick Sync Video	+	no data
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	800 MHz	no data
Execution Units	18	no data

Graphics interfaces

Available interfaces and connections of Pentium J4205 and Ryzen 9 7945HX integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	no data
HDMI	+	no data
MIPI-DSI	+	no data

Graphics API support

APIs supported by Pentium J4205 and Ryzen 9 7945HX integrated GPUs, sometimes API versions are included.

DirectX	+	no data
OpenGL	+	no data

Peripherals

Specifications and connection of peripherals supported by Pentium J4205 and Ryzen 9 7945HX.

PCIe version	2.0	5.0
PCI Express lanes	6	28
USB revision	2.0/3.0	no data
Total number of SATA ports	2	no data
Max number of SATA 6 Gb/s Ports	2	no data
Number of USB ports	8	no data
Integrated LAN	-	no data
UART	+	no data

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 9 7945HX outperforms Pentium J4205 by 2153% based on our aggregate benchmark results.

---

Pros & cons summary

---

Performance score	1.57	35.37
Integrated graphics card	0.87	2.86
Recency	30 August 2016	4 January 2023
Physical cores	4	16
Threads	4	32
Power consumption (TDP)	10 Watt	55 Watt

---

Should you still have questions on choice between Pentium J4205 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.

---