NVIDIA GeForce GTX 980 vs AMD Radeon HD 6650A

Comparative analysis of NVIDIA GeForce GTX 980 and AMD Radeon HD 6650A 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 GTX 980

AMD Radeon HD 6650A

Differences

Reasons to consider the NVIDIA GeForce GTX 980

Videocard is newer: launch date 3 year(s) 5 month(s) later
10x more texture fill rate: 144 billion / sec vs 14.4 GTexel / s
4.3x more pipelines: 2048 vs 480
8.6x better floating-point performance: 4,981 gflops vs 576.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
4x more maximum memory size: 4 GB vs 1 GB
13.3x better performance in PassMark - G3D Mark: 11112 vs 836
Around 89% better performance in PassMark - G2D Mark: 791 vs 418

Specifications (specs)
Launch date	19 September 2014 vs 19 April 2011
Texture fill rate	144 billion / sec vs 14.4 GTexel / s
Pipelines	2048 vs 480
Floating-point performance	4,981 gflops vs 576.0 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	4 GB vs 1 GB
Benchmarks
PassMark - G3D Mark	11112 vs 836
PassMark - G2D Mark	791 vs 418

Reasons to consider the AMD Radeon HD 6650A

3.7x lower typical power consumption: 45 Watt vs 165 Watt
257.1x more memory clock speed: 1800 MHz vs 7.0 GB/s

Thermal Design Power (TDP)	45 Watt vs 165 Watt
Memory clock speed	1800 MHz vs 7.0 GB/s

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 980
GPU 2: AMD Radeon HD 6650A

PassMark - G3D Mark

GPU 1

GPU 2

11112

836

PassMark - G2D Mark

GPU 1

GPU 2

791

418

Name	NVIDIA GeForce GTX 980	AMD Radeon HD 6650A
PassMark - G3D Mark	11112	836
PassMark - G2D Mark	791	418
Geekbench - OpenCL	34898
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	110.006
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1348.307
CompuBench 1.5 Desktop - T-Rex (Frames/s)	9.194
CompuBench 1.5 Desktop - Video Composition (Frames/s)	37.443
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	477.015
GFXBench 4.0 - Car Chase Offscreen (Frames)	9566
GFXBench 4.0 - Manhattan (Frames)	3690
GFXBench 4.0 - T-Rex (Frames)	3335
GFXBench 4.0 - Car Chase Offscreen (Fps)	9566
GFXBench 4.0 - Manhattan (Fps)	3690
GFXBench 4.0 - T-Rex (Fps)	3335
3DMark Fire Strike - Graphics Score	474

Compare specifications (specs)

	NVIDIA GeForce GTX 980	AMD Radeon HD 6650A
Essentials
Architecture	Maxwell 2.0	TeraScale 2
Code name	GM204	Onega
Launch date	19 September 2014	19 April 2011
Launch price (MSRP)	$549
Place in performance rating	379	382
Price now	$605.06
Type	Desktop	Desktop
Value for money (0-100)	21.18
Technical info
Boost clock speed	1216 MHz
CUDA cores	2048
Floating-point performance	4,981 gflops	576.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	2048	480
Texture fill rate	144 billion / sec	14.4 GTexel / s
Thermal Design Power (TDP)	165 Watt	45 Watt
Transistor count	5,200 million	716 million
Core clock speed		600 MHz
Video outputs and ports
Audio input for HDMI	Internal
Display Connectors	1x DVI, 1x HDMI, 3x DisplayPort, Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2	No outputs
DisplayPort Multimode (DP++) support	1
G-SYNC support
HDCP
HDMI
Maximum VGA resolution	2048x1536
Multi monitor support
VGA аnalog display support	1
Compatibility, dimensions and requirements
Bus support	PCI Express 3.0
Height	4.376" (11.1 cm)
Interface	PCIe 3.0 x16	MXM-A (3.0)
Length	10.5" (26.7 cm)
Recommended system power (PSU)	500 Watt
SLI options	1
Supplementary power connectors	2x 6-pins
API support
DirectX	12.0 (12_1)	11.2 (11_0)
OpenCL	1.2
OpenGL	4.5	4.4
Memory
Maximum RAM amount	4 GB	1 GB
Memory bandwidth	224 GB / s	28.8 GB / s
Memory bus width	256 Bit	128 Bit
Memory clock speed	7.0 GB/s	1800 MHz
Memory type	GDDR5	DDR3
Shared memory	0
Technologies
3D Vision
Adaptive Vertical Sync
BatteryBoost
CUDA
GameStream
GameWorks
GeForce Experience
GeForce ShadowPlay
GPU Boost
H.264, VC1, MPEG2 1080p video decoder
Optimus
SLI
Surround