AMD Ryzen 7 6800HS vs Intel Core i7-1255U

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CPU comparison with benchmarks


AMD Ryzen 7 6800HS CPU1 vs CPU2 Intel Core i7-1255U
AMD Ryzen 7 6800HS Intel Core i7-1255U

CPU comparison

In this CPU comparison, we compare the AMD Ryzen 7 6800HS and the Intel Core i7-1255U and use benchmarks to check which processor is faster.

We compare the AMD Ryzen 7 6800HS 8 core processor released in Q1/2022 with the Intel Core i7-1255U which has 10 CPU cores and was introduced in Q1/2022.
AMD Ryzen 7 (67) Family Intel Core i7 (298)
AMD Ryzen 6000H/7035H (20) CPU group Intel Core i 1200P/1200U (21)
5 Generation 12
Rembrandt (Zen 3+) Architecture Alder Lake U
Mobile Segment Mobile
AMD Ryzen 7 5800HS Predecessor --
-- Successor Intel Core i7-1355U

CPU Cores and Base Frequency

The AMD Ryzen 7 6800HS is a 8 core processor with a clock frequency of 3.20 GHz (4.70 GHz). The processor can compute 16 threads at the same time. The Intel Core i7-1255U clocks with 1.70 GHz (4.70 GHz), has 10 CPU cores and can calculate 12 threads in parallel.

AMD Ryzen 7 6800HS Characteristic Intel Core i7-1255U
8 Cores 10
16 Threads 12
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading Yes
No Overclocking ? No
3.20 GHz (4.70 GHz)
8x Zen 3+
A-Core 1.70 GHz (4.70 GHz)
2x Golden Cove
-- B-Core 1.20 GHz (3.50 GHz)
8x Gracemont

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

AMD Ryzen 7 6800HS Characteristic Intel Core i7-1255U
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

AMD Radeon 680M GPU Intel Iris Xe Graphics 96 (Alder Lake)
2.00 GHz GPU frequency 0.35 GHz
2.40 GHz GPU (Turbo) 1.25 GHz
9 GPU Generation 13
6 nm Technology 10 nm
3 Max. displays 4
12 Compute units 96
768 Shader 768
Yes Hardware Raytracing No
No Frame Generation No
8 GB Max. GPU Memory 32 GB
12 DirectX Version 12.1

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

AMD Radeon 680M GPU Intel Iris Xe Graphics 96 (Alder Lake)
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode
Decode Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 64 GB of memory in a maximum of 2 memory channels is supported by the AMD Ryzen 7 6800HS, while the Intel Core i7-1255U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 83.2 GB/s enabled.

AMD Ryzen 7 6800HS Characteristic Intel Core i7-1255U
LPDDR5-6400, DDR5-4800 Memory LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200
64 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
76.8 GB/s Max. Bandwidth 83.2 GB/s
No ECC No
4.00 MB L2 Cache 6.50 MB
16.00 MB L3 Cache 12.00 MB
4.0 PCIe version 4.0
12 PCIe lanes 28
23.6 GB/s PCIe Bandwidth 55.1 GB/s

Thermal Management

The AMD Ryzen 7 6800HS has a TDP of 35 W. The TDP of the Intel Core i7-1255U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Ryzen 7 6800HS Characteristic Intel Core i7-1255U
35 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) 55 W
54 W TDP up --
-- TDP down --
95 °C Tjunction max. 100 °C

Technical details

The AMD Ryzen 7 6800HS has 20.00 MB cache and is manufactured in 6 nm. The cache of Intel Core i7-1255U is at 18.50 MB. The processor is manufactured in 10 nm.

AMD Ryzen 7 6800HS Characteristic Intel Core i7-1255U
6 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 ISA extensions SSE4.1, SSE4.2, AVX2
FP7 Socket BGA 1744
AMD-V, SVM Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2022 Release date Q1/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 7 6800HS to help other visitors make their purchasing decisions. The average rating is 5.0 stars (6 ratings). Rate now:
Here you can rate the Intel Core i7-1255U to help other visitors make their purchasing decisions. The average rating is 4.1 stars (18 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 4 CPU benchmarks
AMD Ryzen 7 6800HS (92%)
Intel Core i7-1255U (100%)
⌀ Multi core performance in 5 CPU benchmarks
AMD Ryzen 7 6800HS (100%)
Intel Core i7-1255U (68%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 4.70 GHz
1497 (85%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 4.70 GHz
1761 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 3.60 GHz
12721 (100%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 2.70 GHz
7545 (59%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 4.70 GHz
1643 (100%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 4.70 GHz
1603 (98%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 3.60 GHz
8936 (100%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 2.70 GHz
7612 (85%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 4.70 GHz
1964 (92%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 4.70 GHz
2136 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 3.60 GHz
9487 (100%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 2.70 GHz
6908 (73%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 4.70 GHz
582 (90%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 4.70 GHz
649 (100%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 3.60 GHz
4735 (100%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 2.70 GHz
3009 (64%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
AMD Radeon 680M @ 2.40 GHz
3686 (100%)
Intel Core i7-1255U Intel Core i7-1255U
Intel Iris Xe Graphics 96 (Alder Lake) @ 1.25 GHz
1916 (52%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 3.60 GHz
23144 (100%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 2.70 GHz
13905 (60%)

Blender 3.1 Benchmark

In the Blender Benchmark 3.1, the scenes "monster", "junkshop" and "classroom" are rendered and the time required by the system is measured. In our benchmark we test the CPU and not the graphics card. Blender 3.1 was presented as a standalone version in March 2022.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 3.60 GHz
189 (100%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 2.70 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 4.70 GHz
0 (0%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 4.70 GHz
245 (100%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
AMD Ryzen 7 6800HS AMD Ryzen 7 6800HS
8C 16T @ 3.60 GHz
0 (0%)
Intel Core i7-1255U Intel Core i7-1255U
10C 12T @ 2.70 GHz
1498 (100%)

Devices using this processor

AMD Ryzen 7 6800HS Intel Core i7-1255U
Unknown Unknown

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