AMD Phenom II X4 B99 vs Qualcomm Snapdragon 7c

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CPU comparison with benchmarks


AMD Phenom II X4 B99 CPU1 vs CPU2 Qualcomm Snapdragon 7c
AMD Phenom II X4 B99 Qualcomm Snapdragon 7c

CPU comparison

In this CPU comparison, we compare the AMD Phenom II X4 B99 and the Qualcomm Snapdragon 7c and use benchmarks to check which processor is faster.

We compare the AMD Phenom II X4 B99 4 core processor released in Q2/2010 with the Qualcomm Snapdragon 7c which has 8 CPU cores and was introduced in 2020.
AMD Phenom II (52) Family Qualcomm Snapdragon (102)
AMD Phenom II - 800/900 (23) CPU group Qualcomm Snapdragon 7c (2)
4 Generation 2
Deneb (K10) Architecture Kryo 468
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor Qualcomm Snapdragon 7c Gen 2

CPU Cores and Base Frequency

The AMD Phenom II X4 B99 is a 4 core processor with a clock frequency of 3.30 GHz. The processor can compute 4 threads at the same time. The Qualcomm Snapdragon 7c clocks with 2.40 GHz, has 8 CPU cores and can calculate 8 threads in parallel.

AMD Phenom II X4 B99 Characteristic Qualcomm Snapdragon 7c
4 Cores 8
4 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
Yes Overclocking ? No
3.30 GHz A-Core 2.40 GHz
2x Kryo 468 Gold
-- B-Core 2.40 GHz
6x Kryo 468 Silver

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 B99 Characteristic Qualcomm Snapdragon 7c
-- AI hardware Qualcomm AI engine
-- AI specifications Hexagon 692 @ 5 TOPS

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 Qualcomm Adreno 618
GPU frequency 0.70 GHz
-- GPU (Turbo) --
-- GPU Generation 6
Technology 14 nm
Max. displays 2
-- Compute units --
-- Shader 128
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 4 GB
-- 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.

no iGPU GPU Qualcomm Adreno 618
No Codec h265 / HEVC (8 bit) Decode
No Codec h265 / HEVC (10 bit) Decode
No Codec h264 Decode / Encode
No Codec VP9 Decode
No Codec VP8 Decode
No Codec AV1 No
No Codec AVC Decode
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 B99, while the Qualcomm Snapdragon 7c supports a maximum of 8 GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled.

AMD Phenom II X4 B99 Characteristic Qualcomm Snapdragon 7c
DDR3-1333, DDR2-1066 Memory LPDDR4X-4266
Max. Memory 8 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The AMD Phenom II X4 B99 has a TDP of 95 W. The TDP of the Qualcomm Snapdragon 7c is --. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD Phenom II X4 B99 Characteristic Qualcomm Snapdragon 7c
95 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The AMD Phenom II X4 B99 has 6.00 MB cache and is manufactured in 45 nm. The cache of Qualcomm Snapdragon 7c is at 0.00 MB. The processor is manufactured in 8 nm.

AMD Phenom II X4 B99 Characteristic Qualcomm Snapdragon 7c
45 nm Technology 8 nm
Unknown Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE3, SSE4a ISA extensions --
AM3 Socket --
AMD-V Virtualization None
No AES-NI No
Windows 10, Linux Operating systems Android
Q2/2010 Release date 2020
-- Release price --
show more data show more data


Rate these processors

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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 B99 AMD Phenom II X4 B99
4C 4T @ 3.30 GHz
0 (0%)
Qualcomm Snapdragon 7c Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz
524 (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 B99 AMD Phenom II X4 B99
4C 4T @ 3.30 GHz
0 (0%)
Qualcomm Snapdragon 7c Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz
1559 (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 B99 AMD Phenom II X4 B99
@ 0.00 GHz
0 (0%)
Qualcomm Snapdragon 7c Qualcomm Snapdragon 7c
Qualcomm Adreno 618 @ 0.70 GHz
358 (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 B99 AMD Phenom II X4 B99
4C 4T @ 3.30 GHz
4112 (100%)
Qualcomm Snapdragon 7c Qualcomm Snapdragon 7c
8C 8T @ 2.40 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 B99 AMD Phenom II X4 B99
4C 4T @ 3.30 GHz
87 (100%)
Qualcomm Snapdragon 7c Qualcomm Snapdragon 7c
8C 8T @ 2.40 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 B99 AMD Phenom II X4 B99
4C 4T @ 3.30 GHz
334 (100%)
Qualcomm Snapdragon 7c Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz
0 (0%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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 Phenom II X4 B99 AMD Phenom II X4 B99
4C 4T @ 3.30 GHz
0 (0%)
Qualcomm Snapdragon 7c Qualcomm Snapdragon 7c
8C 8T @ 2.40 GHz
5 (100%)

Devices using this processor

AMD Phenom II X4 B99 Qualcomm Snapdragon 7c
Unknown HP Chromebook x2 11
Acer Aspire 1 A114-61

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