Intel Xeon E5-2623 v3 vs AMD Phenom II X4 945

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CPU comparison with benchmarks


Intel Xeon E5-2623 v3 CPU1 vs CPU2 AMD Phenom II X4 945
Intel Xeon E5-2623 v3 AMD Phenom II X4 945

CPU comparison

Intel Xeon E5-2623 v3 or AMD Phenom II X4 945 - 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 Intel Xeon E5-2623 v3 has 4 cores with 8 threads and clocks with a maximum frequency of 3.50 GHz. Up to 768 GB of memory is supported in 4 memory channels. The Intel Xeon E5-2623 v3 was released in Q3/2014.

The AMD Phenom II X4 945 has 4 cores with 4 threads and clocks with a maximum frequency of 3.00 GHz. The CPU supports up to GB of memory in 2 memory channels. The AMD Phenom II X4 945 was released in Q2/2009.
Intel Xeon E5 (71) Family AMD Phenom II (52)
Intel Xeon E5 v3 (32) CPU group AMD Phenom II - 800/900 (23)
5 Generation 4
Haswell E Architecture Deneb (K10)
Desktop / Server Segment Desktop / Server
-- Predecessor --
Intel Xeon E5-2623 v4 Successor --

CPU Cores and Base Frequency

The Intel Xeon E5-2623 v3 has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Xeon E5-2623 v3 is 3.00 GHz (3.50 GHz) while the AMD Phenom II X4 945 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the AMD Phenom II X4 945 is at 3.00 GHz.

Intel Xeon E5-2623 v3 Characteristic AMD Phenom II X4 945
4 Cores 4
8 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
3.00 GHz Frequency 3.00 GHz
3.50 GHz Turbo Frequency (1 Core) --
3.20 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.

Intel Xeon E5-2623 v3 Characteristic AMD Phenom II X4 945
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon E5-2623 v3 or AMD Phenom II X4 945 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.

no iGPU GPU no iGPU
GPU frequency --
-- GPU (Turbo) --
-- GPU Generation --
Technology
Max. displays
-- Compute units --
-- Shader --
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory --
-- 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.

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

Memory & PCIe

The Intel Xeon E5-2623 v3 can use up to 768 GB of memory in 4 memory channels. The maximum memory bandwidth is 59.8 GB/s. The AMD Phenom II X4 945 supports up to GB of memory in 2 memory channels and achieves a memory bandwidth of up to 21.3 GB/s.

Intel Xeon E5-2623 v3 Characteristic AMD Phenom II X4 945
DDR4-2133 Memory DDR3-1333, DDR2-1066
768 GB Max. Memory
4 (Quad Channel) Memory channels 2 (Dual Channel)
59.8 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
-- L2 Cache --
10.00 MB L3 Cache 6.00 MB
3.0 PCIe version --
40 PCIe lanes --
39.4 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon E5-2623 v3 is 105 W, while the AMD Phenom II X4 945 has a TDP of 125 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon E5-2623 v3 Characteristic AMD Phenom II X4 945
105 W TDP (PL1 / PBP) 125 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon E5-2623 v3 is manufactured in 22 nm and has 10.00 MB cache. The AMD Phenom II X4 945 is manufactured in 45 nm and has a 6.00 MB cache.

Intel Xeon E5-2623 v3 Characteristic AMD Phenom II X4 945
22 nm Technology 45 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE3, SSE4a
LGA 2011-3 Socket AM3
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2014 Release date Q2/2009
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
⌀ Multi core performance in 3 CPU benchmarks

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.50 GHz
936 (100%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
403 (43%)

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.20 GHz
3765 (100%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
1343 (36%)

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.20 GHz
6871 (100%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
3740 (54%)

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.50 GHz
126 (100%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
79 (63%)

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.20 GHz
613 (100%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
304 (50%)

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.50 GHz
1048 (100%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.20 GHz
3621 (100%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
0 (0%)

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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.50 GHz
0 (0%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
168 (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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.20 GHz
0 (0%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
606 (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.
Intel Xeon E5-2623 v3 Intel Xeon E5-2623 v3
4C 8T @ 3.00 GHz
0 (0%)
AMD Phenom II X4 945 AMD Phenom II X4 945
4C 4T @ 3.00 GHz
564 (100%)

Devices using this processor

Intel Xeon E5-2623 v3 AMD Phenom II X4 945
Unknown Unknown

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