Ryzen 3 PRO 5450U vs i7-4940MX

Place in the ranking	1364	1017
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	AMD Cezanne (Zen 3, Ryzen 5000)
Power efficiency	7.10	43.56
Architecture codename	Haswell (2013−2015)	Cezanne-U PRO (Zen 3) (2021)
Release date	20 January 2014 (10 years ago)	16 March 2021 (3 years ago)
Launch price (MSRP)	$1,096	no data

Detailed specifications

Core i7-4940MX and Ryzen 3 PRO 5450U 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)	4 (Quad-Core)
Threads	8	8
Base clock speed	3.1 GHz	2.6 GHz
Boost clock speed	4 GHz	4 GHz
Bus rate	5 GT/s	no data
Multiplier	no data	26
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	512K (per core)
L3 cache	8 MB (shared)	8 MB (shared)
Chip lithography	22 nm	7 nm
Die size	177 mm²	180 mm²
Maximum core temperature	100 °C	105 °C
Maximum case temperature (TCase)	100 °C	no data
Number of transistors	1,400 million	10,700 million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	+	-

Compatibility

Information on Core i7-4940MX and Ryzen 3 PRO 5450U 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	FCPGA946	FP6
Power consumption (TDP)	57 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4940MX and Ryzen 3 PRO 5450U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	PRO, MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI	+	+
FMA	-	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	-
FDI	+	no data

Security technologies

Core i7-4940MX and Ryzen 3 PRO 5450U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4940MX and Ryzen 3 PRO 5450U are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-4940MX and Ryzen 3 PRO 5450U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	25.6 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 4600	AMD Radeon RX Vega 6 (Ryzen 4000/5000) ( - 1600 MHz)
Max video memory	1.7 GB	no data
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.35 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-4940MX and Ryzen 3 PRO 5450U integrated GPUs.

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

Peripherals

Specifications and connection of peripherals supported by Core i7-4940MX and Ryzen 3 PRO 5450U.

PCIe version	3	3.0
PCI Express lanes	16	8

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.

i7-4940MX 4.30

Ryzen 3 PRO 5450U 6.94
+61.4%

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.

i7-4940MX 6836

Ryzen 3 PRO 5450U 11026
+61.3%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i7-4940MX 1239

Ryzen 3 PRO 5450U 1519
+22.6%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i7-4940MX 4003

Ryzen 3 PRO 5450U 4803
+20%

Gaming performance

Pros & cons summary

Performance score	4.30	6.94
Integrated graphics card	1.84	6.04
Recency	20 January 2014	16 March 2021
Chip lithography	22 nm	7 nm
Power consumption (TDP)	57 Watt	15 Watt

Ryzen 3 PRO 5450U has a 61.4% higher aggregate performance score, 228.3% faster integrated GPU, an age advantage of 7 years, a 214.3% more advanced lithography process, and 280% lower power consumption.

The Ryzen 3 PRO 5450U is our recommended choice as it beats the Core i7-4940MX in performance tests.

Should you still have questions on choice between Core i7-4940MX and Ryzen 3 PRO 5450U, ask them in Comments section, and we shall answer.