AMD Ryzen 7 PRO 7840U vs AMD EPYC 7763

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CPU comparison with benchmarks


AMD Ryzen 7 PRO 7840U CPU1 vs CPU2 AMD EPYC 7763
AMD Ryzen 7 PRO 7840U AMD EPYC 7763

CPU comparison

AMD Ryzen 7 PRO 7840U or AMD EPYC 7763 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The AMD Ryzen 7 PRO 7840U has 8 cores with 16 threads and clocks with a maximum frequency of 5.10 GHz. Up to 256 GB of memory is supported in 2 memory channels. The AMD Ryzen 7 PRO 7840U was released in Q2/2023.

The AMD EPYC 7763 has 64 cores with 128 threads and clocks with a maximum frequency of 3.50 GHz. The CPU supports up to 4096 GB of memory in 8 memory channels. The AMD EPYC 7763 was released in Q1/2021.
AMD Ryzen 7 PRO (21) Family AMD EPYC (129)
AMD Ryzen 7040 (21) CPU group AMD EPYC 7003 (29)
6 Generation 3
Phoenix (Zen 4) Architecture Milan (Zen 3)
Mobile Segment Desktop / Server
-- Predecessor AMD EPYC 7662
AMD Ryzen 7 PRO 8840U Successor --

CPU Cores and Base Frequency

The AMD Ryzen 7 PRO 7840U has 8 CPU cores and can calculate 16 threads in parallel. The clock frequency of the AMD Ryzen 7 PRO 7840U is 3.30 GHz (5.10 GHz) while the AMD EPYC 7763 has 64 CPU cores and 128 threads can calculate simultaneously. The clock frequency of the AMD EPYC 7763 is at 2.45 GHz (3.50 GHz).

AMD Ryzen 7 PRO 7840U Characteristic AMD EPYC 7763
8 Cores 64
16 Threads 128
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
3.30 GHz Frequency 2.45 GHz
5.10 GHz Turbo Frequency (1 Core) 3.50 GHz
-- Turbo Frequency (All Cores) 3.20 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

AMD Ryzen 7 PRO 7840U Characteristic AMD EPYC 7763
AMD Ryzen™ AI AI hardware --
AMD dedicated AI XDNA Technology AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The AMD Ryzen 7 PRO 7840U or AMD EPYC 7763 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

AMD Radeon 780M GPU no iGPU
0.80 GHz GPU frequency --
2.70 GHz GPU (Turbo) --
3 GPU Generation --
4 nm Technology
4 Max. displays
12 Compute units --
768 Shader --
Yes Hardware Raytracing No
AMD FSR Frame Generation No
32 GB Max. GPU Memory --
12 DirectX Version --

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 780M GPU no iGPU
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
Decode Codec VP9 No
Decode Codec VP8 No
Decode / Encode Codec AV1 No
Decode Codec AVC No
Decode Codec VC-1 No
Decode / Encode Codec JPEG No

Memory & PCIe

The AMD Ryzen 7 PRO 7840U can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 120.0 GB/s. The AMD EPYC 7763 supports up to 4096 GB of memory in 8 memory channels and achieves a memory bandwidth of up to 204.8 GB/s.

AMD Ryzen 7 PRO 7840U Characteristic AMD EPYC 7763
DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500 Memory DDR4-3200
256 GB Max. Memory 4096 GB
2 (Dual Channel) Memory channels 8 (Octa Channel)
120.0 GB/s Max. Bandwidth 204.8 GB/s
Yes ECC Yes
8.00 MB L2 Cache --
16.00 MB L3 Cache 256.00 MB
4.0 PCIe version 4.0
20 PCIe lanes 128
39.4 GB/s PCIe Bandwidth 252.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the AMD Ryzen 7 PRO 7840U is 28 W, while the AMD EPYC 7763 has a TDP of 280 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

AMD Ryzen 7 PRO 7840U Characteristic AMD EPYC 7763
28 W TDP (PL1 / PBP) 280 W
-- TDP (PL2) --
30 W TDP up --
15 W TDP down 225 W
100 °C Tjunction max. --

Technical details

The AMD Ryzen 7 PRO 7840U is manufactured in 4 nm and has 24.00 MB cache. The AMD EPYC 7763 is manufactured in 7 nm and has a 256.00 MB cache.

AMD Ryzen 7 PRO 7840U Characteristic AMD EPYC 7763
4 nm Technology 7 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
FP8 Socket SP3
AMD-V, SVM Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Linux
Q2/2023 Release date Q1/2021
-- Release price 7890 $
show more data show more data


Rate these processors

Here you can rate the AMD Ryzen 7 PRO 7840U to help other visitors make their purchasing decisions. The average rating is 4.9 stars (9 ratings). Rate now:
Here you can rate the AMD EPYC 7763 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks
AMD Ryzen 7 PRO 7840U (100%)
AMD EPYC 7763 (70%)
⌀ Multi core performance in 4 CPU benchmarks
AMD Ryzen 7 PRO 7840U (35%)
AMD EPYC 7763 (100%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
1755 (100%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.50 GHz
1298 (74%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
13549 (22%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
61455 (100%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
1850 (100%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.50 GHz
1305 (71%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
9612 (22%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
43120 (100%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 5.10 GHz
2446 (100%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.50 GHz
1612 (66%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
10726 (67%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
16042 (100%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
24755 (29%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 3.20 GHz
85923 (100%)

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 PRO 7840U AMD Ryzen 7 PRO 7840U
AMD Radeon 780M @ 2.70 GHz
4201 (100%)
AMD EPYC 7763 AMD EPYC 7763
@ 0.00 GHz
0 (0%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
AMD Ryzen 7 PRO 7840U AMD Ryzen 7 PRO 7840U
8C 16T @ 3.30 GHz
10 (100%)
AMD EPYC 7763 AMD EPYC 7763
64C 128T @ 2.45 GHz
0 (0%)

Devices using this processor

AMD Ryzen 7 PRO 7840U AMD EPYC 7763
Unknown Unknown

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