Intel Atom Z520 vs Intel Atom Z3740

Head-to-head processor comparison

Aggregated Scores

Combined benchmark scores for both processors


Overall Score

Out of 2,060 results in the database

3,582

Rank #2,056

vs
3,856

Rank #1,989

3,582
3,856

Atom Z3740 wins by 7.1% (Rank #2056 vs #1989)

Singlecore Score

Out of 2,060 results in the database

3,173

Rank #2,055

vs
3,542

Rank #2,008

3,173
3,542

Atom Z3740 wins by 10.4% (Rank #2055 vs #2008)

Multicore Score

Out of 2,060 results in the database

4,195

Rank #2,015

vs
4,326

Rank #1,668

4,195
4,326

Atom Z3740 wins by 3% (Rank #2015 vs #1668)

Number Crunching

Out of 1,771 results in the database

4,424

Rank #1,770

vs
4,461

Rank #1,729

4,424
4,461

Atom Z3740 wins by 0.8% (Rank #1770 vs #1729)

Data Processing

Out of 1,771 results in the database

4,413

Rank #1,771

vs
4,457

Rank #1,613

4,413
4,457

Atom Z3740 wins by 1% (Rank #1771 vs #1613)

Physics & Compute

Out of 1,771 results in the database

4,430

Rank #1,767

vs
4,464

Rank #1,640

4,430
4,464

Atom Z3740 wins by 0.8% (Rank #1767 vs #1640)


Specifications

Side-by-side comparison of key specifications


Specification Atom Z520 Atom Z3740 Diff
Cores
1
4
-75%
Threads
2
4
-50%
Base Frequency
1,333 MHz
1,330 MHz
+0.2%
Clock Multiplier
10x
10x
0%
L1 Cache
56 KB
62 KB
-10.3%
L2 Cache
1 MiB
0 MiB
+2.4%
Memory Channels --
2
Maximum Memory --
0 GB
Max Bandwidth --
17 GB/s
PCIe Lanes --
1
Max CPUs
1
1
0%
TDP (lower is better)
2 W
18 W
88.9% less
Process (lower is better)
45 nm
22 nm
51.1% more

General Information

Specification Atom Z520 Atom Z3740
Designer Intel Intel
Family Atom --
Series Z500 --
Model Number Z520 Z3740
Microarchitecture Bonnell --
Core Name Silverthorne Bay Trail-T
Core Family 6 --
Core Model 28 --
Socket BGA-441 UTFCBGA1380
Package FCBGA-441 FC-BGA1380
Chipset Poulsbo --
Memory Type -- LPDDR3 1066
ECC Support -- No
PCIe Revision -- 2.0
PCIe Configuration -- 1X1
Market Segment Mobile Mobile
Release Price $65.00 --
Locked Multiplier Yes Yes

Designer

Atom Z520
Intel
Atom Z3740
Intel

Family

Atom Z520
Atom
Atom Z3740
--

Series

Atom Z520
Z500
Atom Z3740
--

Model Number

Atom Z520
Z520
Atom Z3740
Z3740

Microarchitecture

Atom Z520
Bonnell
Atom Z3740
--

Core Name

Atom Z520
Silverthorne
Atom Z3740
Bay Trail-T

Core Family

Atom Z520
6
Atom Z3740
--

Core Model

Atom Z520
28
Atom Z3740
--

Socket

Atom Z520
BGA-441
Atom Z3740
UTFCBGA1380

Package

Atom Z520
FCBGA-441
Atom Z3740
FC-BGA1380

Chipset

Atom Z520
Poulsbo
Atom Z3740
--

Memory Type

Atom Z520
--
Atom Z3740
LPDDR3 1066

ECC Support

Atom Z520
--
Atom Z3740
No

PCIe Revision

Atom Z520
--
Atom Z3740
2.0

PCIe Configuration

Atom Z520
--
Atom Z3740
1X1

Market Segment

Atom Z520
Mobile
Atom Z3740
Mobile

Release Price

Atom Z520
$65.00
Atom Z3740
--

Locked Multiplier

Atom Z520
Yes
Atom Z3740
Yes

Physical Specifications

Manufacturing process and die characteristics


Specification Atom Z520 Atom Z3740
Process 45 nm 22 nm
Die Area 24.18 mm² 100 mm²
Transistor Count 0.05 billion --
Manufacturer Intel Intel
Technology CMOS --
Word Size 32-bit 64-bit
ISA x86-32 (x86) --

Process

Atom Z520
45 nm
Atom Z3740
22 nm

Die Area

Atom Z520
24.18 mm²
Atom Z3740
100 mm²

Transistor Count

Atom Z520
0.05 billion
Atom Z3740
--

Manufacturer

Atom Z520
Intel
Atom Z3740
Intel

Technology

Atom Z520
CMOS
Atom Z3740
--

Word Size

Atom Z520
32-bit
Atom Z3740
64-bit

ISA

Atom Z520
x86-32 (x86)
Atom Z3740
--

Integrated Graphics

Integrated GPU specifications comparison


Specification Atom Z520 Atom Z3740
GPU -- HD Graphics
GPU Designer -- Intel
GPU Max Frequency -- 500 MHz

GPU

Atom Z520
--
Atom Z3740
HD Graphics

GPU Designer

Atom Z520
--
Atom Z3740
Intel

GPU Max Frequency

Atom Z520
--
Atom Z3740
500 MHz

CPU Extensions

Supported instruction set extensions comparison


Extension Atom Z520 Atom Z3740
ABM
ADX
AES
AMD-V
AMD-Vi
AVX
AVX2
BMI1
BMI2
BPT
Boost
Boost 2
CLMUL
EIST
EMMX
EPT
F16C
FMA
FMA3
FPU
Flex Memory
HT
IPT
MMX
NX
Protected
RdRand
Real
SEV
SHA
SIPP
SME
SMEP
SMM
SMT
SSE
SSE2
SSE3
SSE4.1
SSE4.2
SSE4a
SSSE3
Secure Key
SenseMI
TSME
TSX
TXT
VT-d
VT-x
vPro
x86-16
x86-32
x86-64