AMD Phenom II X4 820 vs Intel Core i5-2510E

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CPU comparison with benchmarks


AMD Phenom II X4 820 CPU1 vs CPU2 Intel Core i5-2510E
AMD Phenom II X4 820 Intel Core i5-2510E

CPU comparison

AMD Phenom II X4 820 or Intel Core i5-2510E - 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 Phenom II X4 820 has 4 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. Up to GB of memory is supported in 2 memory channels. The AMD Phenom II X4 820 was released in Q3/2009.

The Intel Core i5-2510E has 2 cores with 4 threads and clocks with a maximum frequency of 3.10 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core i5-2510E was released in Q1/2011.
AMD Phenom II (52) Family Intel Core i5 (331)
AMD Phenom II - 800/900 (23) CPU group Intel Core i 2000M (46)
4 Generation 2
Deneb (K10) Architecture Sandy Bridge H
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD Phenom II X4 820 is a 4 core processor with a clock frequency of 2.80 GHz. The Intel Core i5-2510E has 2 CPU cores with a clock frequency of 2.50 GHz (3.10 GHz).

AMD Phenom II X4 820 Characteristic Intel Core i5-2510E
4 Cores 2
4 Threads 4
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
2.80 GHz Frequency 2.50 GHz
-- Turbo Frequency (1 Core) 3.10 GHz
-- Turbo Frequency (All Cores) --

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 820 Characteristic Intel Core i5-2510E
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU Intel HD Graphics 2000
GPU frequency 0.85 GHz
-- GPU (Turbo) 1.10 GHz
-- GPU Generation 6
Technology 32 nm
Max. displays 2
-- Compute units 6
-- Shader 48
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 10.1

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 Intel HD Graphics 2000
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG No

Memory & PCIe

The AMD Phenom II X4 820 supports a maximum of GB of memory in 2 memory channels. The Intel Core i5-2510E can connect up to 16 GB of memory in 2 memory channels.

AMD Phenom II X4 820 Characteristic Intel Core i5-2510E
DDR3-1333, DDR2-1066 Memory DDR3-1333
Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
4.00 MB L3 Cache 3.00 MB
-- PCIe version 2.0
-- PCIe lanes 16
-- PCIe Bandwidth 8.0 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The AMD Phenom II X4 820 has a TDP of 95 W, that of the Intel Core i5-2510E is 35 W.

AMD Phenom II X4 820 Characteristic Intel Core i5-2510E
95 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The AMD Phenom II X4 820 has a 4.00 MB cache, while the Intel Core i5-2510E cache has a total of 3.00 MB.

AMD Phenom II X4 820 Characteristic Intel Core i5-2510E
45 nm Technology 32 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4.1, SSE4.2, AVX
AM3 Socket PGA 988
AMD-V Virtualization VT-x, VT-x EPT
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2009 Release date Q1/2011
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
AMD Phenom II X4 820 (61%)
Intel Core i5-2510E (100%)
⌀ Multi core performance in 2 CPU benchmarks
AMD Phenom II X4 820 (95%)
Intel Core i5-2510E (95%)

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 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
361 (61%)
Intel Core i5-2510E Intel Core i5-2510E
2C 4T @ 3.10 GHz
592 (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 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
1177 (90%)
Intel Core i5-2510E Intel Core i5-2510E
2C 4T @ 2.50 GHz
1305 (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 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
2106 (100%)
Intel Core i5-2510E Intel Core i5-2510E
2C 4T @ 2.50 GHz
1890 (90%)

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 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-2510E Intel Core i5-2510E
2C 4T @ 3.10 GHz
527 (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 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
0 (0%)
Intel Core i5-2510E Intel Core i5-2510E
2C 4T @ 2.50 GHz
1037 (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 820 AMD Phenom II X4 820
@ 0.00 GHz
0 (0%)
Intel Core i5-2510E Intel Core i5-2510E
Intel HD Graphics 2000 @ 1.10 GHz
106 (100%)

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 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
74 (100%)
Intel Core i5-2510E Intel Core i5-2510E
2C 4T @ 3.10 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 820 AMD Phenom II X4 820
4C 4T @ 2.80 GHz
284 (100%)
Intel Core i5-2510E Intel Core i5-2510E
2C 4T @ 2.50 GHz
0 (0%)

Devices using this processor

AMD Phenom II X4 820 Intel Core i5-2510E
Unknown Unknown

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