Ryzen 7 3800XT vs i7-7740X

Aggregate performance score

Core i7-7740X
2017
4 cores / 8 threads, 112 Watt
6.28
Ryzen 7 3800XT
2020
8 cores / 16 threads, 105 Watt
15.42
+146%

Ryzen 7 3800XT outperforms Core i7-7740X by a whopping 146% based on our aggregate benchmark results.

Primary details

Comparing Core i7-7740X and Ryzen 7 3800XT processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1083470
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.3620.86
Market segmentDesktop processorDesktop processor
SeriesCore i7 (Desktop)AMD Ryzen 7
Power efficiency5.1113.39
Architecture codenameKaby Lake-X (2017)Matisse (Zen 2) (2019−2020)
Release date30 May 2017 (7 years ago)16 June 2020 (4 years ago)
Launch price (MSRP)$339$399

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 7 3800XT has 784% better value for money than i7-7740X.

Detailed specifications

Core i7-7740X and Ryzen 7 3800XT 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 cores4 (Quad-Core)8 (Octa-Core)
Threads816
Base clock speed4.3 GHz3.8 GHz
Boost clock speed4.5 GHz4.7 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
L1 cache256 KB512 KB
L2 cache1 MB4 MB
L3 cache8 MB (shared)32 MB
Chip lithography14 nm7 nm, 12 nm
Die sizeno data74 mm2
Maximum core temperature100 °C95 °C
Maximum case temperature (TCase)72 °C95 °C
Number of transistorsno data3,800 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on Core i7-7740X and Ryzen 7 3800XT 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 configuration1 (Uniprocessor)1
SocketFCLGA2066AM4
Power consumption (TDP)112 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-7740X and Ryzen 7 3800XT. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2MMX, 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 Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-7740X and Ryzen 7 3800XT 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 i7-7740X and Ryzen 7 3800XT. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth42.671 GB/s51.196 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardHD 630-

Peripherals

Specifications and connection of peripherals supported by Core i7-7740X and Ryzen 7 3800XT.

PCIe version3.04.0
PCI Express lanes16no 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.

i7-7740X 6.28
Ryzen 7 3800XT 15.42
+146%

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.

i7-7740X 9607
Ryzen 7 3800XT 23603
+146%

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.

i7-7740X 1677
Ryzen 7 3800XT 1771
+5.6%

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.

i7-7740X 5422
Ryzen 7 3800XT 8574
+58.1%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-7740X 7397
+22.6%
Ryzen 7 3800XT 6035

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-7740X 29538
Ryzen 7 3800XT 40528
+37.2%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-7740X 5.44
Ryzen 7 3800XT 3.74
+45.5%

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-7740X 11
Ryzen 7 3800XT 24
+123%

Cinebench 15 64-bit multi-core

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

i7-7740X 991
Ryzen 7 3800XT 2230
+125%

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.

i7-7740X 196
Ryzen 7 3800XT 219
+12%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark 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 loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-7740X 2.21
Ryzen 7 3800XT 2.36
+6.8%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-7740X 5.6
Ryzen 7 3800XT 11.4
+104%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-7740X 62
Ryzen 7 3800XT 119
+92.9%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-7740X 234
Ryzen 7 3800XT 271
+16%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-7740X 6417
Ryzen 7 3800XT 7467
+16.4%

Gaming performance

Pros & cons summary


Performance score 6.28 15.42
Recency 30 May 2017 16 June 2020
Physical cores 4 8
Threads 8 16
Chip lithography 14 nm 7 nm
Power consumption (TDP) 112 Watt 105 Watt

Ryzen 7 3800XT has a 145.5% higher aggregate performance score, an age advantage of 3 years, 100% more physical cores and 100% more threads, a 100% more advanced lithography process, and 6.7% lower power consumption.

The Ryzen 7 3800XT is our recommended choice as it beats the Core i7-7740X in performance tests.


Should you still have questions on choice between Core i7-7740X and Ryzen 7 3800XT, ask them in Comments section, and we shall answer.

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Intel Core i7-7740X
Core i7-7740X
AMD Ryzen 7 3800XT
Ryzen 7 3800XT

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Community ratings

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