AMD Radeon HD 7540D IGP vs NVIDIA GeForce GT 640 OEM

Comparative analysis of AMD Radeon HD 7540D IGP and NVIDIA GeForce GT 640 OEM videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 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), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps).

 

Differences

Reasons to consider the AMD Radeon HD 7540D IGP

  • Videocard is newer: launch date 5 month(s) later
Launch date 2 October 2012 vs 24 April 2012

Reasons to consider the NVIDIA GeForce GT 640 OEM

  • Around 5% higher core clock speed: 797 MHz vs 760 MHz
  • 2.8x more texture fill rate: 25.5 GTexel / s vs 9.12 GTexel / s
  • 2x more pipelines: 384 vs 192
  • 2.1x better floating-point performance: 612.1 gflops vs 291.8 gflops
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 32 nm
  • Around 30% lower typical power consumption: 50 Watt vs 65 Watt
  • Around 88% better performance in GFXBench 4.0 - Manhattan (Frames): 2167 vs 1153
  • Around 88% better performance in GFXBench 4.0 - Manhattan (Fps): 2167 vs 1153
  • Around 53% better performance in GFXBench 4.0 - T-Rex (Frames): 3334 vs 2177
  • Around 53% better performance in GFXBench 4.0 - T-Rex (Fps): 3334 vs 2177
Specifications (specs)
Core clock speed 797 MHz vs 760 MHz
Texture fill rate 25.5 GTexel / s vs 9.12 GTexel / s
Pipelines 384 vs 192
Floating-point performance 612.1 gflops vs 291.8 gflops
Manufacturing process technology 28 nm vs 32 nm
Thermal Design Power (TDP) 50 Watt vs 65 Watt
Benchmarks
GFXBench 4.0 - Manhattan (Frames) 2167 vs 1153
GFXBench 4.0 - Manhattan (Fps) 2167 vs 1153
GFXBench 4.0 - T-Rex (Frames) 3334 vs 2177
GFXBench 4.0 - T-Rex (Fps) 3334 vs 2177

Compare benchmarks

GPU 1: AMD Radeon HD 7540D IGP
GPU 2: NVIDIA GeForce GT 640 OEM

GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
1153
2167
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
1153
2167
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
2177
3334
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
2177
3334
Name AMD Radeon HD 7540D IGP NVIDIA GeForce GT 640 OEM
PassMark - G3D Mark 332
PassMark - G2D Mark 129
Geekbench - OpenCL 1061
GFXBench 4.0 - Manhattan (Frames) 1153 2167
GFXBench 4.0 - Manhattan (Fps) 1153 2167
GFXBench 4.0 - T-Rex (Frames) 2177 3334
GFXBench 4.0 - T-Rex (Fps) 2177 3334
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 9.932
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 254.345
CompuBench 1.5 Desktop - T-Rex (Frames/s) 1.14
CompuBench 1.5 Desktop - Video Composition (Frames/s) 13.613
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 15.32
GFXBench 4.0 - Car Chase Offscreen (Frames) 1502
GFXBench 4.0 - Car Chase Offscreen (Fps) 1502

Compare specifications (specs)

AMD Radeon HD 7540D IGP NVIDIA GeForce GT 640 OEM

Essentials

Architecture TeraScale 3 Kepler
Code name Scrapper GK107
Launch date 2 October 2012 24 April 2012
Launch price (MSRP) $67
Place in performance rating 1385 1386
Type Desktop Desktop

Technical info

Core clock speed 760 MHz 797 MHz
Floating-point performance 291.8 gflops 612.1 gflops
Manufacturing process technology 32 nm 28 nm
Pipelines 192 384
Texture fill rate 9.12 GTexel / s 25.5 GTexel / s
Thermal Design Power (TDP) 65 Watt 50 Watt
Transistor count 1,303 million 1,270 million

Video outputs and ports

Display Connectors No outputs 1x DVI, 1x HDMI, 1x DisplayPort

Compatibility, dimensions and requirements

Interface IGP PCIe 3.0 x16
Length 145 mm
Supplementary power connectors None

API support

DirectX 11.2 (11_0) 12.0 (11_0)
OpenGL 4.4 4.6

Memory

Memory type System Shared DDR3
Maximum RAM amount 2 GB
Memory bandwidth 28.51 GB / s
Memory bus width 128 Bit
Memory clock speed 1782 MHz