NVIDIA GeForce GTX 980 (Laptop) vs AMD Radeon HD 7990

Comparative analysis of NVIDIA GeForce GTX 980 (Laptop) and AMD Radeon HD 7990 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: 3DMark Fire Strike - Graphics Score, PassMark - G3D Mark, PassMark - G2D Mark, 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).

NVIDIA GeForce GTX 980 (Laptop)

AMD Radeon HD 7990

Differences

Reasons to consider the NVIDIA GeForce GTX 980 (Laptop)

Videocard is newer: launch date 2 year(s) 4 month(s) later
Around 22% higher boost clock speed: 1216 MHz vs 1000 MHz
Around 88% lower typical power consumption: 100-200 Watt vs 375 Watt

Launch date	21 September 2015 vs 24 April 2013
Boost clock speed	1216 MHz vs 1000 MHz
Thermal Design Power (TDP)	100-200 Watt vs 375 Watt

Reasons to consider the AMD Radeon HD 7990

14.8x more texture fill rate: 2x 128.0 GTexel / s billion / sec vs 144 billion / sec
2x more pipelines: 2x 2048 vs 2048
Around 88% better floating-point performance: 2x 4,096 gflops vs 4,358 gflops
Around 50% higher maximum memory size: 2x 3 GB vs 4 GB
857.1x more memory clock speed: 6000 MHz vs 7.0 GB/s

Texture fill rate	2x 128.0 GTexel / s billion / sec vs 144 billion / sec
Pipelines	2x 2048 vs 2048
Floating-point performance	2x 4,096 gflops vs 4,358 gflops
Maximum memory size	2x 3 GB vs 4 GB
Memory clock speed	6000 MHz vs 7.0 GB/s

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 980 (Laptop)
GPU 2: AMD Radeon HD 7990

Name	NVIDIA GeForce GTX 980 (Laptop)	AMD Radeon HD 7990
3DMark Fire Strike - Graphics Score	4053	0
PassMark - G3D Mark		5566
PassMark - G2D Mark		766
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		88.665
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		1753.494
CompuBench 1.5 Desktop - T-Rex (Frames/s)		8.437
CompuBench 1.5 Desktop - Video Composition (Frames/s)		88.328
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		434.598
GFXBench 4.0 - Car Chase Offscreen (Frames)		6689
GFXBench 4.0 - Manhattan (Frames)		3712
GFXBench 4.0 - T-Rex (Frames)		3356
GFXBench 4.0 - Car Chase Offscreen (Fps)		6689
GFXBench 4.0 - Manhattan (Fps)		3712
GFXBench 4.0 - T-Rex (Fps)		3356

Compare specifications (specs)

	NVIDIA GeForce GTX 980 (Laptop)	AMD Radeon HD 7990
Essentials
Architecture	Maxwell 2.0	GCN 1.0
Code name	GM204	Malta
Launch date	21 September 2015	24 April 2013
Launch price (MSRP)	$395.82	$999
Place in performance rating	562	412
Price now	$605.06	$1,126.99
Type	Laptop	Desktop
Value for money (0-100)	20.91	7.87
Design		AMD Radeon HD 7000 Series
Technical info
Boost clock speed	1216 MHz	1000 MHz
CUDA cores	2048
Floating-point performance	4,358 gflops	2x 4,096 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	2048	2x 2048
Texture fill rate	144 billion / sec	2x 128.0 GTexel / s billion / sec
Thermal Design Power (TDP)	100-200 Watt	375 Watt
Transistor count	5,200 million	4,313 million
Core clock speed		950 MHz
Video outputs and ports
Audio input for HDMI	Internal
Display Connectors	Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2	1x DVI, 4x mini-DisplayPort
DisplayPort Multimode (DP++) support	1
G-SYNC support
HDCP
HDMI
Maximum VGA resolution	2048x1536
Multi monitor support
VGA аnalog display support	1
DisplayPort support
Dual-link DVI support
VGA
Compatibility, dimensions and requirements
Bus support	PCI Express 3.0
Interface	MXM-B (3.0)	PCIe 3.0 x16
Laptop size	large
SLI options	1
Length		307 mm
Supplementary power connectors		2x 8-pin
API support
DirectX	12.0 (12_1)	11.2
OpenCL	1.2
OpenGL	4.5	4.5
Memory
Maximum RAM amount	4 GB	2x 3 GB
Memory bandwidth	224 GB / s	2x 288.0 GB / s
Memory bus width	256 Bit	2x 384 Bit
Memory clock speed	7.0 GB/s	6000 MHz
Memory type	GDDR5	GDDR5
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