CPUBoss Review Our evaluation of D-1521 vs 4334 among all CPUs

Performance

Benchmark performance using all cores

PCMark 8 Home 3.0 Accelerated, PassMark and 1 more

Single-core Performance

Individual core benchmark performance

PassMark (Single Core), Geekbench 3 Single Core and 1 more

Integrated Graphics

Integrated GPU performance for graphics

Sky Diver and Cloud Gate

Integrated Graphics (OpenCL)

Integrated GPU performance for parallel computing

CompuBench 1.5 Bitcoin mining and 4 more

Performance per Watt

How efficiently does the processor use electricity?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

Value

Are you paying a premium for performance?

Sky Diver, Cloud Gate, CompuBench 1.5 Bitcoin mining and 11 more

No winner declared

Too close to call

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VS

Differences What are the advantages of each

Front view of Intel Xeon D-1521

Reasons to consider the
Intel Xeon D-1521

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Much newer manufacturing process 14 nm vs 32 nm A newer manufacturing process allows for a more powerful, yet cooler running processor
Much lower typical power consumption 36.56W vs 77.19W 2.1x lower typical power consumption
Significantly better geekbench 3 single core score 2,726 vs 1,926 More than 40% better geekbench 3 single core score
Newer Oct, 2015 vs Dec, 2012 Release date over 2 years later
More threads 8 vs 6 2 more threads
Much lower annual home energy cost 10.84 $/year vs 22.89 $/year 2.1x lower annual home energy cost
Much lower annual commercial energy cost 39.42 $/year vs 83.22 $/year 2.1x lower annual commercial energy cost
Front view of AMD Opteron 4334

Reasons to consider the
AMD Opteron 4334

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Higher clock speed 3.1 GHz vs 2.4 GHz Around 30% higher clock speed
Higher turbo clock speed 3.5 GHz vs 2.7 GHz Around 30% higher turbo clock speed
Much better geekbench 3 Multi-Core score 10,192 vs 5,222 More than 95% better geekbench 3 Multi-Core score
Much better performance per watt 13.7 pt/W vs 3.57 pt/W More than 3.8x better performance per watt
Supports more CPUs in SMP configuration 2 vs 1 Twice as many CPUs in SMP configuration
Significantly better overclocked clock speed (Air) 3.3 GHz vs 2.4 GHz More than 35% better overclocked clock speed (Air)
More cores 6 vs 4 2 more cores; run more applications at once
Better overclocked clock speed (Water) 3.1 GHz vs 2.4 GHz Around 30% better overclocked clock speed (Water)

Benchmarks Real world tests of Xeon D-1521 vs Opteron 4334

GeekBench 3 (Multi-core) Data courtesy Primate Labs

Xeon D-1521
5,222
Opteron 4334
10,192

GeekBench 3 (Single core) Data courtesy Primate Labs

GeekBench 3 (AES single core) Data courtesy Primate Labs

Xeon D-1521
3,140 MB/s
Opteron 4334
2,050,000 MB/s

Specifications Full list of technical specs

summary

Xeon D-1521  vs
Opteron 4334 
Clock speed 2.4 GHz 3.1 GHz
Turbo clock speed 2.7 GHz 3.5 GHz
Cores Quad core Hexa core

features

Has a NX bit Yes Yes
Has virtualization support Yes Yes
Instruction set extensions
SSE4a
AVX 1.1
SSE2
F16C
MMX
XOP
AVX
SSE3
SSE
CLMUL
AMD64
SSE4.1
FMA4
FMA3
SSE4.2
CVT16
AMD-V
Supplemental SSE3
AES
AVX 2.0
Supports dynamic frequency scaling Yes Yes

power consumption

TDP 45W 95W
Annual home energy cost 10.84 $/year 22.89 $/year
Annual commercial energy cost 39.42 $/year 83.22 $/year
Performance per watt 3.57 pt/W 13.7 pt/W
Typical power consumption 36.56W 77.19W

bus

Architecture FSB HyperTransport 3.0

details

Xeon D-1521  vs
Opteron 4334 
Threads 8 6
Manufacture process 14 nm 32 nm
Max CPUs 1 2

overclocking

Overclocked clock speed 2.4 GHz 3.3 GHz
Overclocked clock speed (Water) 2.4 GHz 3.1 GHz
Overclocked clock speed (Air) 2.4 GHz 3.3 GHz

integrated graphics

GPU None None
Label N/A N/A
Latest DirectX N/A N/A
Number of displays supported N/A N/A
GPU clock speed N/A N/A
Turbo clock speed N/A N/A
3DMark06 N/A N/A

memory controller

Memory controller Built-in Built-in
Memory type
DDR3
Channels Dual Channel Dual Channel
Supports ECC Yes Yes
Maximum bandwidth 12,800 MB/s 12,800 MB/s
Intel Xeon D-1521
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AMD Opteron 4334
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