Intel Atom D2700 vs Intel Core i7-940

Comparative analysis of Intel Atom D2700 and Intel Core i7-940 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

 

Differences

Reasons to consider the Intel Atom D2700

  • CPU is newer: launch date 3 year(s) 1 month(s) later
  • Around 47% higher maximum core temperature: 100 °C vs 67.9°C
  • A newer manufacturing process allows for a more powerful, yet cooler running processor: 32 nm vs 45 nm
  • 13x lower typical power consumption: 10 Watt vs 130 Watt
  • Around 35% better performance in Geekbench 4 - Single Core: 691 vs 512
Specifications (specs)
Launch date 28 December 2011 vs November 2008
Maximum core temperature 100 °C vs 67.9°C
Manufacturing process technology 32 nm vs 45 nm
Thermal Design Power (TDP) 10 Watt vs 130 Watt
Benchmarks
Geekbench 4 - Single Core 691 vs 512

Reasons to consider the Intel Core i7-940

  • 2 more cores, run more applications at once: 4 vs 2
  • 4 more threads: 8 vs 4
  • Around 50% higher clock speed: 3.20 GHz vs 2.13 GHz
  • 2x more L1 cache, more data can be stored in the L1 cache for quick access later
  • 6x more maximum memory size: 24 GB vs 4 GB
  • 3.6x better performance in PassMark - Single thread mark: 1310 vs 367
  • 6.5x better performance in PassMark - CPU mark: 2947 vs 456
  • Around 46% better performance in Geekbench 4 - Multi-Core: 1971 vs 1354
Specifications (specs)
Number of cores 4 vs 2
Number of threads 8 vs 4
Maximum frequency 3.20 GHz vs 2.13 GHz
L1 cache 64 KB (per core) vs 64 KB (per core)
Maximum memory size 24 GB vs 4 GB
Benchmarks
PassMark - Single thread mark 1310 vs 367
PassMark - CPU mark 2947 vs 456
Geekbench 4 - Multi-Core 1971 vs 1354

Compare benchmarks

CPU 1: Intel Atom D2700
CPU 2: Intel Core i7-940

PassMark - Single thread mark
CPU 1
CPU 2
367
1310
PassMark - CPU mark
CPU 1
CPU 2
456
2947
Geekbench 4 - Single Core
CPU 1
CPU 2
691
512
Geekbench 4 - Multi-Core
CPU 1
CPU 2
1354
1971
Name Intel Atom D2700 Intel Core i7-940
PassMark - Single thread mark 367 1310
PassMark - CPU mark 456 2947
Geekbench 4 - Single Core 691 512
Geekbench 4 - Multi-Core 1354 1971
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 0.508
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 32.258
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.191
CompuBench 1.5 Desktop - Video Composition (Frames/s) 0.84
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2.347

Compare specifications (specs)

Intel Atom D2700 Intel Core i7-940

Essentials

Architecture codename Cedarview Bloomfield
Launch date 28 December 2011 November 2008
Launch price (MSRP) $52 $299
Place in performance rating 2858 2852
Processor Number D2700 i7-940
Series Intel® Atom™ Processor D Series Legacy Intel® Core™ Processors
Status Discontinued Discontinued
Vertical segment Desktop Desktop
Price now $70.70
Value for money (0-100) 22.33

Performance

64 bit support
Base frequency 2.13 GHz 2.93 GHz
Bus Speed 2.5 GT/s DMI 4.8 GT/s QPI
Die size 66 mm 263 mm2
L1 cache 64 KB (per core) 64 KB (per core)
L2 cache 1024 KB 256 KB (per core)
Manufacturing process technology 32 nm 45 nm
Maximum core temperature 100 °C 67.9°C
Maximum frequency 2.13 GHz 3.20 GHz
Number of cores 2 4
Number of threads 4 8
Transistor count 176 million 731 million
VID voltage range 0.91V -1.21V 0.800V-1.375V
Front-side bus (FSB) 1333 MHz
L3 cache 8192 KB (shared)
Number of QPI Links 1

Memory

Max memory channels 1 3
Maximum memory bandwidth 6.4 GB/s 25.6 GB/s
Maximum memory size 4 GB 24 GB
Supported memory types DDR3 800/1066 DDR3 800/1066

Graphics

Graphics base frequency 640 MHz
Processor graphics Integrated

Graphics interfaces

Number of displays supported 2

Compatibility

Low Halogen Options Available
Max number of CPUs in a configuration 1 1
Package Size 22mm X 22 mm 42.5mm x 45.0mm
Sockets supported FCBGA559 FCLGA1366
Thermal Design Power (TDP) 10 Watt 130 Watt

Peripherals

Max number of PCIe lanes 4
Number of USB ports 8
Total number of SATA ports 2

Security & Reliability

Execute Disable Bit (EDB)
Intel® Trusted Execution technology (TXT)

Advanced Technologies

Enhanced Intel SpeedStep® technology
HD Audio
Instruction set extensions Intel® SSE2, Intel® SSE3, Intel® SSSE3 Intel® SSE4.2
Intel 64
Intel® Active Management technology (AMT)
Intel® Demand Based Switching
Intel® Hyper-Threading technology
Intel® ME Firmware Version No
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE) 36-bit 36-bit
Idle States
Intel® AES New Instructions
Thermal Monitoring

Virtualization

Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)