AMD Radeon HD 7340 IGP vs NVIDIA GeForce GT 640

Comparative analysis of AMD Radeon HD 7340 IGP and NVIDIA GeForce GT 640 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, 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 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the AMD Radeon HD 7340 IGP

  • 3.6x lower typical power consumption: 18 Watt vs 65 Watt
Thermal Design Power (TDP) 18 Watt vs 65 Watt

Reasons to consider the NVIDIA GeForce GT 640

  • Around 72% higher core clock speed: 902 MHz vs 523 MHz
  • 6.9x more texture fill rate: 28.86 GTexel / s vs 4.184 GTexel / s
  • 4.8x more pipelines: 384 vs 80
  • 8.3x better floating-point performance: 692.7 gflops vs 83.68 gflops
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
Core clock speed 902 MHz vs 523 MHz
Texture fill rate 28.86 GTexel / s vs 4.184 GTexel / s
Pipelines 384 vs 80
Floating-point performance 692.7 gflops vs 83.68 gflops
Manufacturing process technology 28 nm vs 40 nm

Compare benchmarks

GPU 1: AMD Radeon HD 7340 IGP
GPU 2: NVIDIA GeForce GT 640

Name AMD Radeon HD 7340 IGP NVIDIA GeForce GT 640
PassMark - G3D Mark 1176
PassMark - G2D Mark 293
Geekbench - OpenCL 3736
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 11.448
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 206.777
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.792
CompuBench 1.5 Desktop - Video Composition (Frames/s) 14.637
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 20.86
GFXBench 4.0 - Car Chase Offscreen (Frames) 2134
GFXBench 4.0 - Manhattan (Frames) 2375
GFXBench 4.0 - T-Rex (Frames) 3328
GFXBench 4.0 - Car Chase Offscreen (Fps) 2134
GFXBench 4.0 - Manhattan (Fps) 2375
GFXBench 4.0 - T-Rex (Fps) 3328
3DMark Fire Strike - Graphics Score 1565

Compare specifications (specs)

AMD Radeon HD 7340 IGP NVIDIA GeForce GT 640

Essentials

Architecture TeraScale 2 Kepler
Code name Loveland GK107
Launch date 6 June 2012 5 June 2012
Place in performance rating not rated 1200
Type Desktop Desktop
Launch price (MSRP) $99
Price now $59.99
Value for money (0-100) 25.25

Technical info

Core clock speed 523 MHz 902 MHz
Floating-point performance 83.68 gflops 692.7 gflops
Manufacturing process technology 40 nm 28 nm
Pipelines 80 384
Texture fill rate 4.184 GTexel / s 28.86 GTexel / s
Thermal Design Power (TDP) 18 Watt 65 Watt
Transistor count 450 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

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