0 Comments
| Intel Xeon L5420 vs E5420 |
Released March, 2008
Intel Xeon L5420
- 2.5 GHz
- Quad core
Reasons to buy the Intel Xeon L5420
![]() | Much better overclocked clock speed (Air) 3.67 GHz | ![]() | Significantly lower typical power consumption 40.63W |
![]() | Significantly lower annual commercial energy cost 43.8 $/year | ![]() | Significantly lower annual home energy cost 12.04 $/year |
VS
Released November, 2007
Intel Xeon E5420
- 2.5 GHz
- Quad core
Reasons to buy the E5420
![]() | Better overclocked clock speed (Water) 3.94 GHz |
Cast your vote Do you agree or disagree with CPUBoss?
VS
Intel Xeon L5420CPUBoss Winner | ![]() | |
Differences What are the advantages of each
| |||||||
Much better overclocked clock speed (Air) | 3.67 GHz | vs | 3.19 GHz | Around 15% better overclocked clock speed (Air) | |||
---|---|---|---|---|---|---|---|
Significantly lower typical power consumption | 40.63W | vs | 65W | Around 40% lower typical power consumption | |||
Significantly lower annual commercial energy cost | 43.8 $/year | vs | 70.08 $/year | Around 40% lower annual commercial energy cost | |||
Significantly lower annual home energy cost | 12.04 $/year | vs | 19.27 $/year | More than 35% lower annual home energy cost | |||
| |||||||
Better overclocked clock speed (Water) | 3.94 GHz | vs | 3.85 GHz | Almost the same |
Benchmarks Real world tests of Xeon L5420 vs E5420
GeekBench 3 (Multi-core) Data courtesy Primate Labs
Xeon L5420
4,968
Xeon E5420
5,821
GeekBench 3 (Single core) Data courtesy Primate Labs
Xeon L5420
1,380
Xeon E5420
1,317
GeekBench 3 (AES single core) Data courtesy Primate Labs
Xeon L5420
107,200 MB/s
Xeon E5420
106,200 MB/s
GeekBench (32-bit) Data courtesy Primate Labs
Xeon L5420
4,473
Xeon E5420
4,529
GeekBench (64-bit) Data courtesy Primate Labs
Xeon L5420
5,037
Xeon E5420
6,104
GeekBench
Xeon L5420
5,037
Xeon E5420
6,104
PassMark Data courtesy Passmark
Xeon L5420
3,506
Xeon E5420
3,534
PassMark (Single Core)
Xeon L5420
1,043
Xeon E5420
1,073
Specifications Full list of technical specs
summary | Xeon L5420 | vs | E5420 |
---|---|---|---|
Clock speed | 2.5 GHz | 2.5 GHz | |
Cores | Quad core | Quad core | |
Socket type | |||
LGA 771 | |||
features | |||
Has a NX bit | Yes | Yes | |
Supports trusted computing | No | No | |
Has virtualization support | Yes | Yes | |
Instruction set extensions | |||
SSE2 | |||
MMX | |||
SSE3 | |||
SSE | |||
SSE4.1 | |||
Supports dynamic frequency scaling | Yes | Yes | |
power consumption | |||
TDP | 50W | 80W | |
Annual home energy cost | 12.04 $/year | 19.27 $/year | |
Annual commercial energy cost | 43.8 $/year | 70.08 $/year | |
Performance per watt | 2.75 pt/W | 1.78 pt/W | |
Typical power consumption | 40.63W | 65W | |
bus | |||
Architecture | FSB | FSB | |
Number of links | 1 | 1 | |
Clock speed | 1,333 MHz | 1,333 MHz |
details | Xeon L5420 | vs | E5420 |
---|---|---|---|
Architecture | x86-64 | x86-64 | |
Threads | 4 | 4 | |
L2 cache | 12 MB | 12 MB | |
L2 cache per core | 3 MB/core | 3 MB/core | |
Manufacture process | 45 nm | 45 nm | |
Transistor count | 820,000,000 | 820,000,000 | |
Max CPUs | 2 | 2 | |
Clock multiplier | 7 | 7 | |
Voltage range | 0.85 - 1.35V | 0.85 - 1.35V | |
Operating temperature | Unknown - 57°C | Unknown - 67°C | |
overclocking | |||
Overclocked clock speed | 3.67 GHz | 3.19 GHz | |
Overclocked clock speed (Water) | 3.85 GHz | 3.94 GHz | |
Overclocked clock speed (Air) | 3.67 GHz | 3.19 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 |
Intel Xeon L5420 ![]() | Intel Xeon E5420 ![]() |
Follow us
Compare
Related Comparisons
![]() | VS | ![]() |
$324 | $347 | |
E5335 vs E5420 | ||
![]() | VS | ![]() |
$334 | $347 | |
2715QE vs E5420 | ||
![]() | VS | ![]() |
$347 | ||
Q6600 vs E5420 | ||
![]() | VS | ![]() |
$324 | $413 | |
E5335 vs L5420 | ||
![]() | VS | ![]() |
$969 | $413 | |
E5450 vs L5420 | ||
![]() | VS | ![]() |
$413 | ||
Q6600 vs L5420 | ||
![]() | VS | ![]() |
$179 | $413 | |
Q8400 vs L5420 | ||
Popular Comparisons
![]() | VS | ![]() |
$300 | $305 | |
2500 vs W3520 | ||
![]() | VS | ![]() |
$350 | $272 | |
6700K vs 4790K | ||
![]() | VS | ![]() |
$281 | ||
6410 vs 4200U | ||
![]() | VS | ![]() |
$281 | ||
7th Gen A9-9410 vs 6200U | ||
![]() | VS | ![]() |
$161 | $275 | |
N3540 vs 4005U | ||
![]() | VS | ![]() |
$230 | $248 | |
9590 vs 4770K | ||
![]() | VS | ![]() |
$350 | $250 | |
6700K vs 6600K | ||