Phenom X3 8650 vs Xeon E5649

VS

Aggregate performance score

Xeon E5649
2011
6 cores / 12 threads, 80 Watt
3.58
+365%
Phenom X3 8650
2008
3 cores / 3 threads, 95 Watt
0.77

Xeon E5649 outperforms Phenom X3 8650 by a whopping 365% based on our aggregate benchmark results.

Primary details

Comparing Xeon E5649 and Phenom X3 8650 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking15222653
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.56no data
Market segmentServerDesktop processor
Power efficiency4.230.77
Architecture codenameWestmere-EP (2010−2011)Toliman (2008)
Release date14 February 2011 (13 years ago)April 2008 (16 years ago)
Launch price (MSRP)$45no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Xeon E5649 and Phenom X3 8650 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores6 (Hexa-Core)3 (Tri-Core)
Threads123
Base clock speed2.53 GHzno data
Boost clock speed2.93 GHz2.3 GHz
L1 cache64 KB (per core)128 KB (per core)
L2 cache256 KB (per core)512 KB (per core)
L3 cache12288 KB (shared)2 MB (shared)
Chip lithography32 nm65 nm
Die size239 mm2285 mm2
Maximum core temperature76 °Cno data
Number of transistors1,170 million450 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Xeon E5649 and Phenom X3 8650 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration21
SocketFCLGA1366AM2+
Power consumption (TDP)80 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Xeon E5649 and Phenom X3 8650. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.2no data
AES-NI+-
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology1.0no data
Hyper-Threading Technology+no data
Idle States+no data
Demand Based Switching+no data
PAE40 Bitno data

Security technologies

Xeon E5649 and Phenom X3 8650 technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Xeon E5649 and Phenom X3 8650 are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Xeon E5649 and Phenom X3 8650. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3no data
Maximum memory size288 GBno data
Max memory channels3no data
Maximum memory bandwidth32 GB/sno data
ECC memory support+-

Peripherals

Specifications and connection of peripherals supported by Xeon E5649 and Phenom X3 8650.

PCIe version2.0no data

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Xeon E5649 3.58
+365%
Phenom X3 8650 0.77

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Xeon E5649 5686
+367%
Phenom X3 8650 1218

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Xeon E5649 477
+89.3%
Phenom X3 8650 252

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Xeon E5649 2953
+377%
Phenom X3 8650 619

Gaming performance

Pros & cons summary


Performance score 3.58 0.77
Physical cores 6 3
Threads 12 3
Chip lithography 32 nm 65 nm
Power consumption (TDP) 80 Watt 95 Watt

Xeon E5649 has a 364.9% higher aggregate performance score, 100% more physical cores and 300% more threads, a 103.1% more advanced lithography process, and 18.8% lower power consumption.

The Xeon E5649 is our recommended choice as it beats the Phenom X3 8650 in performance tests.

Be aware that Xeon E5649 is a server/workstation processor while Phenom X3 8650 is a desktop one.


Should you still have questions on choice between Xeon E5649 and Phenom X3 8650, ask them in Comments section, and we shall answer.

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Intel Xeon E5649
Xeon E5649
AMD Phenom X3 8650
Phenom X3 8650

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Community ratings

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4.3 45 votes

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Questions & comments

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