Ryzen 5 3400G vs i7-2677M

Place in the ranking	2332	1114
Place by popularity	not in top-100	92
Market segment	Laptop	Desktop processor
Series	Intel Core i7	AMD Ryzen 5
Power efficiency	6.68	8.47
Architecture codename	Sandy Bridge (2011−2013)	Picasso (2019−2022)
Release date	27 June 2011 (13 years ago)	7 July 2019 (5 years ago)
Launch price (MSRP)	$317	no data

Detailed specifications

Core i7-2677M and Ryzen 5 3400G 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	2 (Dual-core)	4 (Quad-Core)
Threads	4	8
Base clock speed	1.8 GHz	3.7 GHz
Boost clock speed	2.9 GHz	4.2 GHz
Bus type	DMI 2.0	PCIe 3.0
Bus rate	4 × 5 GT/s	no data
Multiplier	18	37
L1 cache	128 KB	128K (per core)
L2 cache	512 KB	512K (per core)
L3 cache	4 MB	4 MB (shared)
Chip lithography	32 nm	12 nm
Die size	149 mm²	210 mm²
Maximum core temperature	100 °C	no data
Number of transistors	624 Million	4,950 million
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i7-2677M and Ryzen 5 3400G 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 (Uniprocessor)	1 (Uniprocessor)
Socket	FCBGA1023	AM4
Power consumption (TDP)	17 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-2677M and Ryzen 5 3400G. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® AVX	no data
AES-NI	+	+
FMA	+	-
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	no data
My WiFi	+	no data
Turbo Boost Technology	+	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
Demand Based Switching	-	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i7-2677M and Ryzen 5 3400G technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-2677M and Ryzen 5 3400G 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 i7-2677M and Ryzen 5 3400G. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3-1066, DDR3-1333	DDR4-2933
Maximum memory size	8.01 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	21.335 GB/s	46.933 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 3000	AMD Radeon RX Vega 11
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i7-2677M and Ryzen 5 3400G integrated GPUs.

Number of displays supported	2	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
SDVO	+	no data
CRT	+	no data

Peripherals

Specifications and connection of peripherals supported by Core i7-2677M and Ryzen 5 3400G.

PCIe version	2.0	3.0
PCI Express lanes	16	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.

i7-2677M 1.20

Ryzen 5 3400G 5.82
+385%

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.

i7-2677M 1912

Ryzen 5 3400G 9251
+384%

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.

i7-2677M 313

Ryzen 5 3400G 1134
+262%

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.

i7-2677M 624

Ryzen 5 3400G 3631
+482%

Gaming performance

Pros & cons summary

Performance score	1.20	5.82
Integrated graphics card	0.66	5.47
Recency	27 June 2011	7 July 2019
Physical cores	2	4
Threads	4	8
Chip lithography	32 nm	12 nm
Power consumption (TDP)	17 Watt	65 Watt

i7-2677M has 282.4% lower power consumption.

Ryzen 5 3400G, on the other hand, has a 385% higher aggregate performance score, 728.8% faster integrated GPU, an age advantage of 8 years, 100% more physical cores and 100% more threads, and a 166.7% more advanced lithography process.

The Ryzen 5 3400G is our recommended choice as it beats the Core i7-2677M in performance tests.

Be aware that Core i7-2677M is a notebook processor while Ryzen 5 3400G is a desktop one.

Should you still have questions on choice between Core i7-2677M and Ryzen 5 3400G, ask them in Comments section, and we shall answer.