NVIDIA GeForce 800A vs NVIDIA GeForce GT 755M

Comparative analysis of NVIDIA GeForce 800A and NVIDIA GeForce GT 755M 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 - 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.

NVIDIA GeForce 800A

NVIDIA GeForce GT 755M

Differences

Reasons to consider the NVIDIA GeForce 800A

Videocard is newer: launch date 8 month(s) later
3.3x lower typical power consumption: 15 Watt vs 50 Watt

Launch date	17 March 2014 vs 25 June 2013
Thermal Design Power (TDP)	15 Watt vs 50 Watt

Reasons to consider the NVIDIA GeForce GT 755M

Around 33% higher core clock speed: 980 MHz vs 738 MHz
5.3x more texture fill rate: 31.36 GTexel / s vs 5.904 GTexel / s
8x more pipelines: 384 vs 48
5.3x better floating-point performance: 752.6 gflops vs 141.7 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
2x more maximum memory size: 2 GB vs 1 GB
3x more memory clock speed: 5400 MHz vs 1800 MHz
3.6x better performance in PassMark - G3D Mark: 1706 vs 477
Around 98% better performance in PassMark - G2D Mark: 326 vs 165

Specifications (specs)
Core clock speed	980 MHz vs 738 MHz
Texture fill rate	31.36 GTexel / s vs 5.904 GTexel / s
Pipelines	384 vs 48
Floating-point performance	752.6 gflops vs 141.7 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	2 GB vs 1 GB
Memory clock speed	5400 MHz vs 1800 MHz
Benchmarks
PassMark - G3D Mark	1706 vs 477
PassMark - G2D Mark	326 vs 165

Compare benchmarks

GPU 1: NVIDIA GeForce 800A
GPU 2: NVIDIA GeForce GT 755M

PassMark - G3D Mark

GPU 1

GPU 2

477

1706

PassMark - G2D Mark

GPU 1

GPU 2

165

326

Name	NVIDIA GeForce 800A	NVIDIA GeForce GT 755M
PassMark - G3D Mark	477	1706
PassMark - G2D Mark	165	326
Geekbench - OpenCL		4935
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		12.449
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		455.796
CompuBench 1.5 Desktop - T-Rex (Frames/s)		1.295
CompuBench 1.5 Desktop - Video Composition (Frames/s)		24.566
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		28.025
GFXBench 4.0 - Car Chase Offscreen (Frames)		3093
GFXBench 4.0 - Manhattan (Frames)		3504
GFXBench 4.0 - T-Rex (Frames)		3344
GFXBench 4.0 - Car Chase Offscreen (Fps)		3093
GFXBench 4.0 - Manhattan (Fps)		3504
GFXBench 4.0 - T-Rex (Fps)		3344
3DMark Fire Strike - Graphics Score		2148

Compare specifications (specs)

	NVIDIA GeForce 800A	NVIDIA GeForce GT 755M
Essentials
Architecture	Fermi 2.0	Kepler
Code name	GF119	GK107
Launch date	17 March 2014	25 June 2013
Place in performance rating	962	963
Type	Desktop	Laptop
Technical info
Core clock speed	738 MHz	980 MHz
Floating-point performance	141.7 gflops	752.6 gflops
Manufacturing process technology	40 nm	28 nm
Pipelines	48	384
Texture fill rate	5.904 GTexel / s	31.36 GTexel / s
Thermal Design Power (TDP)	15 Watt	50 Watt
Transistor count	292 million	1,270 million
Video outputs and ports
Display Connectors	No outputs	No outputs
7.1 channel HD audio on HDMI
DisplayPort Multimode (DP++) support		Up to 3840x2160
eDP 1.2 signal support		Up to 3840x2160
HDCP content protection
HDMI
LVDS signal support		Up to 1920x1200
TrueHD and DTS-HD audio bitstreaming
VGA аnalog display support		Up to 2048x1536
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 3.0 x16
Bus support		PCI Express 3.0, PCI Express 2.0
Laptop size		medium sized
API support
DirectX	12.0 (11_0)	12 API
OpenGL	4.6	4.5
OpenCL		1.1
Memory
Maximum RAM amount	1 GB	2 GB
Memory bandwidth	14.4 GB / s	86.4 GB / s
Memory bus width	64 Bit	128 Bit
Memory clock speed	1800 MHz	5400 MHz
Memory type	DDR3	GDDR5
Shared memory		0
Standard memory configuration		GDDR5
Technologies
3D Vision
3D Vision / 3DTV Play
Blu-Ray 3D Support
CUDA
Direct Compute
FXAA
H.264, VC1, MPEG2 1080p video decoder
Optimus