NVIDIA GeForce GTX 960 OEM vs NVIDIA GeForce 840A

Comparative analysis of NVIDIA GeForce GTX 960 OEM and NVIDIA GeForce 840A 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: 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), PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA GeForce GTX 960 OEM

NVIDIA GeForce 840A

Differences

Reasons to consider the NVIDIA GeForce GTX 960 OEM

Videocard is newer: launch date 1 year(s) 8 month(s) later
Around 14% higher core clock speed: 1176 MHz vs 1029 MHz
Around 7% higher boost clock speed: 1201 MHz vs 1124 MHz
4.3x more texture fill rate: 76.86 GTexel / s vs 17.98 GTexel / s
2.7x more pipelines: 1024 vs 384
2.8x better floating-point performance: 2,460 gflops vs 863.2 gflops
4x more maximum memory size: 4 GB vs 1 GB
3.5x more memory clock speed: 7012 MHz vs 2002 MHz

Launch date	26 November 2015 vs 17 March 2014
Core clock speed	1176 MHz vs 1029 MHz
Boost clock speed	1201 MHz vs 1124 MHz
Texture fill rate	76.86 GTexel / s vs 17.98 GTexel / s
Pipelines	1024 vs 384
Floating-point performance	2,460 gflops vs 863.2 gflops
Maximum memory size	4 GB vs 1 GB
Memory clock speed	7012 MHz vs 2002 MHz

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 960 OEM
GPU 2: NVIDIA GeForce 840A

Name	NVIDIA GeForce GTX 960 OEM	NVIDIA GeForce 840A
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	76.687
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	890.785
CompuBench 1.5 Desktop - Video Composition (Frames/s)	28.659
PassMark - G3D Mark		1123
PassMark - G2D Mark		221
Geekbench - OpenCL		5596
GFXBench 4.0 - Car Chase Offscreen (Frames)		2188
GFXBench 4.0 - Car Chase Offscreen (Fps)		2188
GFXBench 4.0 - Manhattan (Frames)		2314
GFXBench 4.0 - Manhattan (Fps)		2314
GFXBench 4.0 - T-Rex (Frames)		3117
GFXBench 4.0 - T-Rex (Fps)		3117

Compare specifications (specs)

	NVIDIA GeForce GTX 960 OEM	NVIDIA GeForce 840A
Essentials
Architecture	Maxwell 2.0	Maxwell
Code name	GM206	GM108
Launch date	26 November 2015	17 March 2014
Place in performance rating	1001	1003
Type	Desktop	Desktop
Technical info
Boost clock speed	1201 MHz	1124 MHz
Core clock speed	1176 MHz	1029 MHz
Floating-point performance	2,460 gflops	863.2 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	1024	384
Texture fill rate	76.86 GTexel / s	17.98 GTexel / s
Transistor count	2,940 million
Thermal Design Power (TDP)		33 Watt
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 3.0 x8
Supplementary power connectors	None
API support
DirectX	12.0 (12_1)	12.0 (11_0)
OpenGL	4.6	4.6
Memory
Maximum RAM amount	4 GB	1 GB
Memory bandwidth	112.2 GB / s	16.02 GB / s
Memory bus width	128 Bit	64 Bit
Memory clock speed	7012 MHz	2002 MHz
Memory type	GDDR5	DDR3