Intel Xeon E3-1275 v3 vs AMD Phenom II X4 900e

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CPU comparison with benchmarks


Intel Xeon E3-1275 v3 CPU1 vs CPU2 AMD Phenom II X4 900e
Intel Xeon E3-1275 v3 AMD Phenom II X4 900e

CPU comparison

In this CPU comparison, we compare the Intel Xeon E3-1275 v3 and the AMD Phenom II X4 900e and use benchmarks to check which processor is faster.

We compare the Intel Xeon E3-1275 v3 4 core processor released in Q2/2013 with the AMD Phenom II X4 900e which has 4 CPU cores and was introduced in Q1/2009.
Intel Xeon E3 (43) Family AMD Phenom II (52)
Intel Xeon E3 v3 (15) CPU group AMD Phenom II - 800/900 (23)
4 Generation 4
Haswell S Architecture Deneb (K10)
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon E3-1275 v3 is a 4 core processor with a clock frequency of 3.50 GHz (3.90 GHz). The processor can compute 8 threads at the same time. The AMD Phenom II X4 900e clocks with 2.40 GHz, has 4 CPU cores and can calculate 4 threads in parallel.

Intel Xeon E3-1275 v3 Characteristic AMD Phenom II X4 900e
4 Cores 4
8 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
3.50 GHz Frequency 2.40 GHz
3.90 GHz Turbo Frequency (1 Core) --
3.90 GHz Turbo Frequency (All Cores) --

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.

Intel Xeon E3-1275 v3 Characteristic AMD Phenom II X4 900e
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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.

Intel HD Graphics P4600 GPU no iGPU
0.35 GHz GPU frequency --
1.25 GHz GPU (Turbo) --
7.5 GPU Generation --
22 nm Technology
3 Max. displays
20 Compute units --
160 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.1 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.

Intel HD Graphics P4600 GPU no iGPU
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

Up to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Xeon E3-1275 v3, while the AMD Phenom II X4 900e supports a maximum of GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Xeon E3-1275 v3 Characteristic AMD Phenom II X4 900e
DDR3-1600 Memory DDR3-1333, DDR2-1066
32 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 21.3 GB/s
Yes ECC No
-- L2 Cache --
8.00 MB L3 Cache 6.00 MB
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The Intel Xeon E3-1275 v3 has a TDP of 84 W. The TDP of the AMD Phenom II X4 900e is 65 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon E3-1275 v3 Characteristic AMD Phenom II X4 900e
84 W TDP (PL1 / PBP) 65 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Xeon E3-1275 v3 has 8.00 MB cache and is manufactured in 22 nm. The cache of AMD Phenom II X4 900e is at 6.00 MB. The processor is manufactured in 45 nm.

Intel Xeon E3-1275 v3 Characteristic AMD Phenom II X4 900e
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 1150 Socket AM3
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI No
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2013 Release date Q1/2009
265 $ Release price --
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Rate these processors

Here you can rate the Intel Xeon E3-1275 v3 to help other visitors make their purchasing decisions. The average rating is 4.0 stars (2 ratings). Rate now:
Here you can rate the AMD Phenom II X4 900e to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon E3-1275 v3 (100%)
AMD Phenom II X4 900e (41%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Xeon E3-1275 v3 (100%)
AMD Phenom II X4 900e (37%)

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 E3-1275 v3 Intel Xeon E3-1275 v3
4C 8T @ 3.90 GHz
7231 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
4C 4T @ 2.40 GHz
2990 (41%)

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 E3-1275 v3 Intel Xeon E3-1275 v3
4C 8T @ 3.90 GHz
153 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
4C 4T @ 2.40 GHz
63 (41%)

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 E3-1275 v3 Intel Xeon E3-1275 v3
4C 8T @ 3.90 GHz
742 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
4C 4T @ 2.40 GHz
243 (33%)

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 E3-1275 v3 Intel Xeon E3-1275 v3
4C 8T @ 3.90 GHz
1041 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
4C 4T @ 2.40 GHz
0 (0%)

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 E3-1275 v3 Intel Xeon E3-1275 v3
4C 8T @ 3.90 GHz
3894 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
4C 4T @ 2.40 GHz
0 (0%)

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 E3-1275 v3 Intel Xeon E3-1275 v3
4C 8T @ 3.90 GHz
1269 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
4C 4T @ 2.40 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 E3-1275 v3 Intel Xeon E3-1275 v3
4C 8T @ 3.90 GHz
4207 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
4C 4T @ 2.40 GHz
0 (0%)

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.
Intel Xeon E3-1275 v3 Intel Xeon E3-1275 v3
Intel HD Graphics P4600 @ 1.25 GHz
400 (100%)
AMD Phenom II X4 900e AMD Phenom II X4 900e
@ 0.00 GHz
0 (0%)

Devices using this processor

Intel Xeon E3-1275 v3 AMD Phenom II X4 900e
Unknown Unknown

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