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AMD Ryzen 7 3800XT vs Intel Core Ultra 7 255H

AMD
VS
Intel
Performance
Ryzen 7 3800XT
18,90549% of 38,269
Core Ultra 7 255H12% better
21,20955% of 38,269

The Core Ultra 7 255H has 12% better performance than the Ryzen 7 3800XT for the 3DMark 11 Performance Physics benchmark.

Performance per dollar
Ryzen 7 3800XT
47.3839% of 121.53
Core Ultra 7 255H
No data available

The Ryzen 7 3800XT has 39% of the performance per dollar compared to the leader for the 3DMark 11 Performance Physics benchmark: Intel Core i5-13400F.

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Summary

#

About the AMD Ryzen 7 3800XT CPU

The AMD Ryzen 7 3800XT is a 8-core (16-thread) processor built for the desktop CPU market. It launched in Q3 2020 with a suggested retail price of $399. It is part of AMD's Ryzen 7 lineup, which is based on the Zen 2 microarchitecture. The 3800XT is compatible with AMD Socket AM4 motherboards and is fabricated on TSMC's 7 nm manufacturing process.

Memory and Cache

The Ryzen 7 3800XT supports DDR4 memory and features a dual-channel memory controller, allowing it to utilize 2 memory modules simultaneously. In terms of cache, the Ryzen 7 3800XT has multiple levels of cache. Its L1 cache, which is the smallest and fastest, is 64 KB in size, providing rapid access to crucial instructions. Its L2 cache, at 512 KB, is larger but slower than the L1. Its L3 cache, a shared resource among the CPU's cores, has a capacity of 32 MB.

Cores and Clock Speeds

The Ryzen 7 3800XT features 8 total cores which can process 16 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The base clock speed of the CPU is 3.8 GHz, and it can boost up to 4.7 GHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture. The multiplier is unlocked, enabling overclocking for those seeking to push the CPU's performance further.

Integrated Graphics

The Ryzen 7 3800XT does not include an integrated graphics solution. A dedicated graphics card will be required if you require a monitor with your computer.

Benchmark Performance & Value

The Ryzen 7 3800XT has the 102nd best 3DMark 11 Performance Physics score among the 766 benchmarked CPUs in our database. It achieves 49.40% of the performance of the best benchmarked CPU, the AMD Ryzen 9 9950X. Its 18,905 score and $399 launch price (MSRP) gives it a performance per dollar of 47.38. This is the 66th best in value for the 3DMark 11 Perf. Physics benchmark.

About the Intel Core Ultra 7 255H CPU

The Intel Core Ultra 7 255H is a 16-core (16-thread) processor built for the mobile CPU market. The Ultra 7 255H is compatible with FCBGA2049 motherboards and is fabricated on a 5 nm manufacturing process.

Memory and Cache

In terms of cache, the Core Ultra 7 255H has a L3 cache with a capacity of 24 MB, providing a shared resource to the CPU's cores.

Cores and Clock Speeds

The Core Ultra 7 255H features 16 total cores which can process 16 threads simultaneously. The multi-threading capability allows the CPU to execute multiple computational tasks in parallel. The 16 cores consist of 6 P-Cores and 10 E-Cores. P-Cores are designed for high-performance tasks and E-Cores are intended for efficiency and lighter tasks. The base clock speed of the CPU is 4400.0 MHz, and it can boost up to 5100.0 MHz under heavy workloads. Higher clock speeds result in better performance for the same microarchitecture.

Integrated Graphics

The Core Ultra 7 255H does not include an integrated graphics solution. A dedicated graphics card will be required if you require a monitor with your computer.

Benchmark Performance

The Core Ultra 7 255H has the 77th best 3DMark 11 Performance Physics score among the 766 benchmarked CPUs in our database. It achieves 55.42% of the performance of the best benchmarked CPU, the AMD Ryzen 9 9950X.

General Info

General overview of the CPU, including details like its manufacturer, release date, launch price, and current production status.

InfoRyzen 7 3800XTCore Ultra 7 255H
ManufacturerAMDIntel
SeriesRyzen 7--
Market SegmentDesktopMobile
Release DateQ3 2020--
Launch Price (MSRP)$399--
Production StatusActive--
ShopCheck PriceCheck Price

Benchmark Performance

#
Performance
Ryzen 7 3800XT
18,90549% of 38,269
Core Ultra 7 255H12% better
21,20955% of 38,269

The Core Ultra 7 255H has 12% better performance than the Ryzen 7 3800XT for the 3DMark 11 Performance Physics benchmark.

The Ryzen 7 3800XT is ranked 102nd with a score of 18,905, and the Core Ultra 7 255H is ranked 77th with a score of 21,209.

Performance per dollar
Ryzen 7 3800XT
47.3839% of 121.53
Core Ultra 7 255H
No data available

The Ryzen 7 3800XT has 80% of the performance per dollar compared to the leader for the 3DMark 11 Performance Physics benchmark: AMD Ryzen 9 9950X.

Ryzen 7 3800XT's 47.38 performance per dollar ranks it 66th among the other benchmarked CPUs in our database.

Relative Performance

The average score in the benchmark test can be compared to similar CPUs to assess relative performance. Generally, powerful CPUs tend to have higher scores.

Choose Baseline CPU:Ryzen 7 3800XT or
CPUBenchmark Performance
Core 7 240H21,914+16%
Core i7-12700H21,706+15%
Core Ultra 7 255H21,209+12%
Ryzen 7 7840S20,801+10%
Ryzen 5 7645HX20,726+10%
Core i9-9980XE19,237+2%
Ryzen 9 3900X18,932+0%
Ryzen 7 3800XT18,905
Core i9-9900KS18,694-1%
Core i5-1450018,692-1%

Relative Value For Money

The average performance per dollar in the benchmark test can be compared to similar CPUs to assess relative value. A higher score implies a better value for your money.

Choose Baseline CPU:Ryzen 7 3800XT orCore Ultra 7 255H
CPUPerformance Per Dollar
Ryzen 7 5800X3D60.66+28%
Core i7-1170055.98+18%
Ryzen 7 3700X55.57+17%
Ryzen 7 5800X52.79+11%
Core i5-13500T52.42+11%
Ryzen 7 3800XT47.38
Ryzen 7 2700X45.89-3%
Core i7-11700K43.42-8%
Core i7-970041.86-12%
Core i7-8700K41.13-13%

Benchmark Scores

This table showcases the average performance scores achieved by both CPUs across industry-standard benchmark tests. These scores provide a valuable insight into overall performance. Powerful CPUs tend to have higher scores.

  • Popular
BenchmarkRyzen 7 3800XTCore Ultra 7 255H
3DMark 11 Performance Physics
18,905
21,209
(+12.19%)
3DMark Time Spy CPU
10,302
11,660
(+13.18%)
Cinebench R15 Multi-Core
2,230
2,835
(+27.13%)
Cinebench R15 Single-Core
219
317
(+44.75%)
Geekbench 6.2 Multi-Core
8,570
--
Geekbench 6.2 Single-Core
1,770
--
CPU Mark Multi-Thread
23,622
--
CPU Mark Single-Thread
2,802
--
Benchmarks Source: Notebookcheck

Technical Specs

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Manufacturing Details

Information about the CPU's manufacturing like its foundry, process size, and transistor count.

SpecRyzen 7 3800XTCore Ultra 7 255H
ManufacturerAMDIntel
FoundryTSMC--
Process Size7 nm5 nm
Transistors3,800 million--

Architecture

CPU architecture specs like its memory channels, memory support, and microarchitecture. Newer CPU architectures can minimize bottlenecks and improve execution efficiency using more advanced techniques.

SpecRyzen 7 3800XTCore Ultra 7 255H
SeriesRyzen 7--
MicroarchitectureZen 2--
CodenameMatisse 2--
Memory SupportDDR4--
Memory ChannelsDual-channel--
ECC MemoryNo--

Cores & Clock Speeds

Processing power information like its cores and clock speed. These specs impact how fast they can handle instructions and tasks. These have a strong impact on the CPU's performance.

SpecRyzen 7 3800XTCore Ultra 7 255H
Cores816
Threads1616
Performance Cores (P-cores)--6
Efficient Cores (E-cores)--10
Clock Speed3.8 GHz4400.0 MHz
Turbo Clock4.7 GHz5100.0 MHz
P-core Clock--2.0 GHz
P-core Turbo Clock--5.1 GHz
E-core Clock Speed--1.5 GHz
E-core Turbo Clock--4.4 GHz
Base Clock100 MHz--
Multiplier38.0x--
Multiplier UnlockedYes--

Cache

CPU cache specs like its L1 & L2 cache. These provide the CPU with a small, but super-fast memory access. A larger cache can improve a CPU's performance.

SpecRyzen 7 3800XTCore Ultra 7 255H
L1 Cache64 KB--
L2 Cache512 KB--
L3 Cache32 MB24 MB

Compatibility & Power Consumption

Compatibility and power consumption information like its socket type, thermal design power, power limits. These can help verify the CPU's compatibility with other PC components.

SpecRyzen 7 3800XTCore Ultra 7 255H
SocketAMD Socket AM4FCBGA2049
PCI ExpressPCIe 4.0--
Thermal Design Power (TDP)105 W28 W
Package Power Tracking (PPT)142 W--
Tcase Max95 °C--
TJ Max95 °C110 °C

Graphics, Features, & Extensions

Additional CPU features like its bundled coolers, integrated graphics, and extensions/technologies.

SpecRyzen 7 3800XTCore Ultra 7 255H
Extensions / TechnologiesMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2--

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* Performance rating, performance per dollar, and rankings are based on the 3DMark 11 Performance Physics benchmark and MSRP.