AMD Phenom II X4 945 vs AMD Ryzen 7 PRO 6850H

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CPU comparison with benchmarks


AMD Phenom II X4 945 CPU1 vs CPU2 AMD Ryzen 7 PRO 6850H
AMD Phenom II X4 945 AMD Ryzen 7 PRO 6850H

CPU comparison

In this CPU comparison, we compare the AMD Phenom II X4 945 and the AMD Ryzen 7 PRO 6850H and use benchmarks to check which processor is faster.

We compare the AMD Phenom II X4 945 4 core processor released in Q2/2009 with the AMD Ryzen 7 PRO 6850H which has 8 CPU cores and was introduced in Q2/2022.
AMD Phenom II (52) Family AMD Ryzen 7 (68)
AMD Phenom II - 800/900 (23) CPU group AMD Ryzen 6000H/7035H (20)
4 Generation 5
Deneb (K10) Architecture Rembrandt (Zen 3+)
Desktop / Server Segment Mobile
-- Predecessor AMD Ryzen 7 5800H
-- Successor --

CPU Cores and Base Frequency

The AMD Phenom II X4 945 is a 4 core processor with a clock frequency of 3.00 GHz. The processor can compute 4 threads at the same time. The AMD Ryzen 7 PRO 6850H clocks with 3.20 GHz (4.70 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

AMD Phenom II X4 945 Characteristic AMD Ryzen 7 PRO 6850H
4 Cores 8
4 Threads 16
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
3.00 GHz Frequency 3.20 GHz
-- Turbo Frequency (1 Core) 4.70 GHz
-- Turbo Frequency (All Cores) 3.80 GHz

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 Phenom II X4 945 Characteristic AMD Ryzen 7 PRO 6850H
-- 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.

no iGPU GPU AMD Radeon 680M
GPU frequency 2.00 GHz
-- GPU (Turbo) 2.20 GHz
-- GPU Generation 9
Technology 6 nm
Max. displays 3
-- Compute units 12
-- Shader 768
No Hardware Raytracing Yes
No Frame Generation No
-- Max. GPU Memory 8 GB
-- DirectX Version 12

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.

no iGPU GPU AMD Radeon 680M
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to GB of memory in a maximum of 2 memory channels is supported by the AMD Phenom II X4 945, while the AMD Ryzen 7 PRO 6850H supports a maximum of 64 GB of memory with a maximum memory bandwidth of 76.8 GB/s enabled.

AMD Phenom II X4 945 Characteristic AMD Ryzen 7 PRO 6850H
DDR3-1333, DDR2-1066 Memory LPDDR5-6400, DDR5-4800
Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 76.8 GB/s
No ECC No
-- L2 Cache 4.00 MB
6.00 MB L3 Cache 16.00 MB
-- PCIe version 4.0
-- PCIe lanes 12
-- PCIe Bandwidth 23.6 GB/s

Thermal Management

The AMD Phenom II X4 945 has a TDP of 125 W. The TDP of the AMD Ryzen 7 PRO 6850H is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Phenom II X4 945 Characteristic AMD Ryzen 7 PRO 6850H
125 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) --
-- TDP up 54 W
-- TDP down --
-- Tjunction max. 105 °C

Technical details

The AMD Phenom II X4 945 has 6.00 MB cache and is manufactured in 45 nm. The cache of AMD Ryzen 7 PRO 6850H is at 20.00 MB. The processor is manufactured in 6 nm.

AMD Phenom II X4 945 Characteristic AMD Ryzen 7 PRO 6850H
45 nm Technology 6 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
AM3 Socket FP7
AMD-V Virtualization AMD-V, SVM
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q2/2009 Release date Q2/2022
-- Release price --
show more data show more data


Rate these processors

Here you can rate the AMD Phenom II X4 945 to help other visitors make their purchasing decisions. The average rating is 3.0 stars (3 ratings). Rate now:
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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
AMD Phenom II X4 945 (27%)
AMD Ryzen 7 PRO 6850H (100%)
⌀ Multi core performance in 3 CPU benchmarks
AMD Phenom II X4 945 (14%)
AMD Ryzen 7 PRO 6850H (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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
403 (24%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 4.70 GHz
1651 (100%)

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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
1343 (15%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 3.80 GHz
9235 (100%)

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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
168 (29%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 4.70 GHz
587 (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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
606 (12%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 3.80 GHz
5074 (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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
3740 (16%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 3.80 GHz
23400 (100%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 4.70 GHz
78 (100%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 4.70 GHz
591 (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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 4.70 GHz
1498 (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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 3.80 GHz
13145 (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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 4.70 GHz
1672 (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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 3.80 GHz
9644 (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 Phenom II X4 945 AMD Phenom II X4 945
@ 0.00 GHz
0 (0%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
AMD Radeon 680M @ 2.20 GHz
3379 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
564 (100%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 3.20 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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
79 (100%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 4.70 GHz
0 (0%)

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 Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
304 (100%)
AMD Ryzen 7 PRO 6850H AMD Ryzen 7 PRO 6850H
8C 16T @ 3.80 GHz
0 (0%)

Devices using this processor

AMD Phenom II X4 945 AMD Ryzen 7 PRO 6850H
Unknown Unknown

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