Ryzen 5 3450U vs Core i7-4940MX

Place in performance ranking	1252	1286
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i7	AMD Picasso (Ryzen 3000 APU)
Architecture codename	Haswell (2013−2015)	Picasso-U (Zen+)
Release date	20 January 2014 (10 years ago)	1 May 2020 (4 years ago)
Launch price (MSRP)	$1,096	no data
Current price	$1087 (1x MSRP)	no data

Detailed specifications

Core i7-4940MX and Ryzen 5 3450U 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	2.1 GHz
Boost clock speed	4 GHz	3.5 GHz
L1 cache	64K (per core)	384 KB
L2 cache	256K (per core)	2 MB
L3 cache	8 MB (shared)	4 MB
Chip lithography	22 nm	12 nm
Die size	177 mm²	no data
Maximum core temperature	100 °C	105 °C
Maximum case temperature (TCase)	100 °C	no data
Number of transistors	1,400 million	4500 Million
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	Yes	No

Compatibility

Information on Core i7-4940MX and Ryzen 5 3450U 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	no data
Socket	FCPGA946	FP5
Power consumption (TDP)	57 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-4940MX and Ryzen 5 3450U. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	DDR4-2400 RAM, PCIe 3, 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	no data	+
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	no data
Idle States	+	no data
Thermal Monitoring	+	no data
FDI	+	no data
Status	Discontinued	no data

Security technologies

Core i7-4940MX and Ryzen 5 3450U technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-4940MX and Ryzen 5 3450U 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 Core i7-4940MX and Ryzen 5 3450U. 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
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 4600	AMD Radeon RX Vega 8 (Ryzen 2000/3000)
Max video memory	1.7 GB	no data
Quick Sync Video	+	no data
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 5 3450U integrated GPUs.

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

Peripherals

Specifications and connection of peripherals supported by Core i7-4940MX and Ryzen 5 3450U.

PCIe version	3	no data
PCI Express lanes	16	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.

i7-4940MX 4.53
+3.9%

Ryzen 5 3450U 4.36

Core i7-4940MX outperforms Ryzen 5 3450U by 4% based on our aggregate benchmark results.

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.

Benchmark coverage: 68%

i7-4940MX 7005
+3.9%

Ryzen 5 3450U 6742

Core i7-4940MX outperforms Ryzen 5 3450U by 4% in Passmark.

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Benchmark coverage: 15%

i7-4940MX 708
+25%

Ryzen 5 3450U 567

Core i7-4940MX outperforms Ryzen 5 3450U by 25% in Cinebench 15 64-bit multi-core.

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Benchmark coverage: 15%

i7-4940MX 157
+14.2%

Ryzen 5 3450U 138

Core i7-4940MX outperforms Ryzen 5 3450U by 14% in Cinebench 15 64-bit single-core.

Gaming performance

Pros & cons summary

Performance score	4.53	4.36
Integrated graphics card	1.84	4.50
Recency	20 January 2014	1 May 2020
Chip lithography	22 nm	12 nm
Power consumption (TDP)	57 Watt	15 Watt