NVIDIA GeForce 830A vs NVIDIA GeForce GTX 870M

Comparative analysis of NVIDIA GeForce 830A and NVIDIA GeForce GTX 870M 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, 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), 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), 3DMark Fire Strike - Graphics Score.

NVIDIA GeForce 830A

NVIDIA GeForce GTX 870M

Differences

Reasons to consider the NVIDIA GeForce 830A

Videocard is newer: launch date 4 month(s) later
Around 15% higher core clock speed: 1082 MHz vs 941 MHz
Around 19% higher boost clock speed: 1150 MHz vs 967 MHz
3x lower typical power consumption: 33 Watt vs 100 Watt
Around 76% better performance in PassMark - G2D Mark: 487 vs 276

Specifications (specs)
Launch date	22 July 2014 vs 12 March 2014
Core clock speed	1082 MHz vs 941 MHz
Boost clock speed	1150 MHz vs 967 MHz
Thermal Design Power (TDP)	33 Watt vs 100 Watt
Benchmarks
PassMark - G2D Mark	487 vs 276

Reasons to consider the NVIDIA GeForce GTX 870M

5.9x more texture fill rate: 108.3 GTexel / s vs 18.4 GTexel / s
5.3x more pipelines: 1344 vs 256
4.4x better floating-point performance: 2,599 gflops vs 588.8 gflops
Around 50% higher maximum memory size: 3 GB vs 2 GB
3x better performance in PassMark - G3D Mark: 3450 vs 1138
2.9x better performance in Geekbench - OpenCL: 12598 vs 4315
3.6x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 6350 vs 1767
3.6x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 6350 vs 1767
Around 29% better performance in GFXBench 4.0 - Manhattan (Frames): 3718 vs 2889
Around 29% better performance in GFXBench 4.0 - Manhattan (Fps): 3718 vs 2889
Around 2% better performance in GFXBench 4.0 - T-Rex (Frames): 3353 vs 3302
Around 2% better performance in GFXBench 4.0 - T-Rex (Fps): 3353 vs 3302

Specifications (specs)
Texture fill rate	108.3 GTexel / s vs 18.4 GTexel / s
Pipelines	1344 vs 256
Floating-point performance	2,599 gflops vs 588.8 gflops
Maximum memory size	3 GB vs 2 GB
Benchmarks
PassMark - G3D Mark	3450 vs 1138
Geekbench - OpenCL	12598 vs 4315
GFXBench 4.0 - Car Chase Offscreen (Frames)	6350 vs 1767
GFXBench 4.0 - Car Chase Offscreen (Fps)	6350 vs 1767
GFXBench 4.0 - Manhattan (Frames)	3718 vs 2889
GFXBench 4.0 - Manhattan (Fps)	3718 vs 2889
GFXBench 4.0 - T-Rex (Frames)	3353 vs 3302
GFXBench 4.0 - T-Rex (Fps)	3353 vs 3302

Compare benchmarks

GPU 1: NVIDIA GeForce 830A
GPU 2: NVIDIA GeForce GTX 870M

PassMark - G3D Mark

GPU 1

GPU 2

1138

3450

PassMark - G2D Mark

GPU 1

GPU 2

487

276

Geekbench - OpenCL

GPU 1

GPU 2

4315

12598

GFXBench 4.0 - Car Chase Offscreen (Frames)

GPU 1

GPU 2

1767

6350

GFXBench 4.0 - Car Chase Offscreen (Fps)

GPU 1

GPU 2

1767

6350

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

2889

3718

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

2889

3718

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3302

3353

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3302

3353

Name	NVIDIA GeForce 830A	NVIDIA GeForce GTX 870M
PassMark - G3D Mark	1138	3450
PassMark - G2D Mark	487	276
Geekbench - OpenCL	4315	12598
GFXBench 4.0 - Car Chase Offscreen (Frames)	1767	6350
GFXBench 4.0 - Car Chase Offscreen (Fps)	1767	6350
GFXBench 4.0 - Manhattan (Frames)	2889	3718
GFXBench 4.0 - Manhattan (Fps)	2889	3718
GFXBench 4.0 - T-Rex (Frames)	3302	3353
GFXBench 4.0 - T-Rex (Fps)	3302	3353
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		34.836
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		960.114
CompuBench 1.5 Desktop - T-Rex (Frames/s)		3.038
CompuBench 1.5 Desktop - Video Composition (Frames/s)		59.57
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		81.753
3DMark Fire Strike - Graphics Score		1336

Compare specifications (specs)

	NVIDIA GeForce 830A	NVIDIA GeForce GTX 870M
Essentials
Architecture	Maxwell	Kepler
Code name	GM108	GK104
Launch date	22 July 2014	12 March 2014
Place in performance rating	742	743
Type	Desktop	Laptop
Technical info
Boost clock speed	1150 MHz	967 MHz
Core clock speed	1082 MHz	941 MHz
Floating-point performance	588.8 gflops	2,599 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	256	1344
Texture fill rate	18.4 GTexel / s	108.3 GTexel / s
Thermal Design Power (TDP)	33 Watt	100 Watt
CUDA cores		1344
Transistor count		3,540 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 3.0 x8	MXM-B (3.0)
Bus support		PCI Express 2.0, PCI Express 3.0
Laptop size		large
Supplementary power connectors		None
API support
DirectX	12.0 (11_0)	12.0 (11_0)
OpenGL	4.6	4.5
OpenCL		1.1
Memory
Maximum RAM amount	2 GB	3 GB
Memory bandwidth	14.4 GB / s	120.0 GB / s
Memory bus width	64 Bit	192 Bit
Memory clock speed	1800 MHz
Memory type	DDR3	GDDR5
Shared memory		0
Standard memory configuration		GDDR5
Technologies
3D Blu-Ray
BatteryBoost
CUDA
Direct Compute
FXAA
GeForce Experience
GeForce ShadowPlay
GPU Boost
H.264, VC1, MPEG2 1080p video decoder
Optimus
SLI
TXAA