NVIDIA GeForce GT 520MX vs NVIDIA GeForce 7900 GS

Comparative analysis of NVIDIA GeForce GT 520MX and NVIDIA GeForce 7900 GS videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. 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 - 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).

NVIDIA GeForce GT 520MX

NVIDIA GeForce 7900 GS

Differences

Reasons to consider the NVIDIA GeForce GT 520MX

Videocard is newer: launch date 5 year(s) 0 month(s) later
2x more core clock speed: 900 MHz vs 450 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 90 nm
2.5x lower typical power consumption: 20 Watt vs 49 Watt
4x more maximum memory size: 1 GB vs 256 MB
Around 12% better performance in PassMark - G3D Mark: 285 vs 254

Specifications (specs)
Launch date	30 May 2011 vs 1 May 2006
Core clock speed	900 MHz vs 450 MHz
Manufacturing process technology	40 nm vs 90 nm
Thermal Design Power (TDP)	20 Watt vs 49 Watt
Maximum memory size	1 GB vs 256 MB
Benchmarks
PassMark - G3D Mark	285 vs 254

Reasons to consider the NVIDIA GeForce 7900 GS

Around 25% higher texture fill rate: 9 GTexel / s vs 7.2 billion / sec
Around 47% higher memory clock speed: 1320 MHz vs 900 MHz
Around 28% better performance in PassMark - G2D Mark: 68 vs 53

Specifications (specs)
Texture fill rate	9 GTexel / s vs 7.2 billion / sec
Memory clock speed	1320 MHz vs 900 MHz
Benchmarks
PassMark - G2D Mark	68 vs 53

Compare benchmarks

GPU 1: NVIDIA GeForce GT 520MX
GPU 2: NVIDIA GeForce 7900 GS

PassMark - G3D Mark

GPU 1

GPU 2

285

254

PassMark - G2D Mark

GPU 1

GPU 2

Name	NVIDIA GeForce GT 520MX	NVIDIA GeForce 7900 GS
PassMark - G3D Mark	285	254
PassMark - G2D Mark	53	68
Geekbench - OpenCL	1487
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	3.315
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	122.375
CompuBench 1.5 Desktop - Video Composition (Frames/s)	7.629
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	15.403
GFXBench 4.0 - Car Chase Offscreen (Frames)	692
GFXBench 4.0 - Manhattan (Frames)	1583
GFXBench 4.0 - T-Rex (Frames)	1639
GFXBench 4.0 - Car Chase Offscreen (Fps)	692
GFXBench 4.0 - Manhattan (Fps)	1583
GFXBench 4.0 - T-Rex (Fps)	1639

Compare specifications (specs)

	NVIDIA GeForce GT 520MX	NVIDIA GeForce 7900 GS
Essentials
Architecture	Fermi 2.0	Curie
Code name	GF119	G71
Launch date	30 May 2011	1 May 2006
Place in performance rating	1569	1507
Type	Laptop	Desktop
Launch price (MSRP)		$259
Technical info
Core clock speed	900 MHz	450 MHz
CUDA cores	48
Floating-point performance	172.8 gflops
Manufacturing process technology	40 nm	90 nm
Pipelines	48
Texture fill rate	7.2 billion / sec	9 GTexel / s
Thermal Design Power (TDP)	20 Watt	49 Watt
Transistor count	292 million	278 million
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 1.0 x16
Length		198 mm
Supplementary power connectors		1x 6-pin
API support
DirectX	12 API	9.0c
OpenCL	1.1
OpenGL	4.5	2.1
Memory
Maximum RAM amount	1 GB	256 MB
Memory bandwidth	14.4 GB / s	42.2 GB / s
Memory bus width	64 Bit	256 Bit
Memory clock speed	900 MHz	1320 MHz
Memory type	DDR3	GDDR3
Shared memory	0
Technologies
CUDA
DirectCompute
DirectX 11	DirectX 11
Optimus
Verde Drivers