AMD Radeon R9 280X vs AMD Radeon HD 7970 X2

Comparative analysis of AMD Radeon R9 280X and AMD Radeon HD 7970 X2 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, 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.

AMD Radeon R9 280X

AMD Radeon HD 7970 X2

Differences

Reasons to consider the AMD Radeon R9 280X

Videocard is newer: launch date 1 year(s) 1 month(s) later
2x lower typical power consumption: 250 Watt vs 500 Watt

Launch date	8 October 2013 vs 31 August 2012
Thermal Design Power (TDP)	250 Watt vs 500 Watt

Reasons to consider the AMD Radeon HD 7970 X2

16.6x more texture fill rate: 2x 118.4 GTexel / s billion / sec vs 128.0 GTexel / s
2x more pipelines: 2x 2048 vs 2048
Around 85% better floating-point performance: 2x 3,789 gflops vs 4,096 gflops
2x more maximum memory size: 2x 3 GB vs 3 GB
2.3x better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 17.707 vs 7.656

Specifications (specs)
Texture fill rate	2x 118.4 GTexel / s billion / sec vs 128.0 GTexel / s
Pipelines	2x 2048 vs 2048
Floating-point performance	2x 3,789 gflops vs 4,096 gflops
Maximum memory size	2x 3 GB vs 3 GB
Benchmarks
CompuBench 1.5 Desktop - T-Rex (Frames/s)	17.707 vs 7.656

Compare benchmarks

GPU 1: AMD Radeon R9 280X
GPU 2: AMD Radeon HD 7970 X2

CompuBench 1.5 Desktop - T-Rex (Frames/s)

GPU 1

GPU 2

7.656

17.707

Name	AMD Radeon R9 280X	AMD Radeon HD 7970 X2
PassMark - G3D Mark	6138
PassMark - G2D Mark	675
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	89.187
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1434.496
CompuBench 1.5 Desktop - T-Rex (Frames/s)	7.656	17.707
CompuBench 1.5 Desktop - Video Composition (Frames/s)	87.459
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	493.57
GFXBench 4.0 - Car Chase Offscreen (Frames)	9603
GFXBench 4.0 - Manhattan (Frames)	3700
GFXBench 4.0 - T-Rex (Frames)	3357
GFXBench 4.0 - Car Chase Offscreen (Fps)	9603
GFXBench 4.0 - Manhattan (Fps)	3700
GFXBench 4.0 - T-Rex (Fps)	3357
3DMark Fire Strike - Graphics Score	2351

Compare specifications (specs)

	AMD Radeon R9 280X	AMD Radeon HD 7970 X2
Essentials
Architecture	GCN 1.0	GCN 1.0
Code name	Tahiti	New Zealand
Design	AMD Radeon R9 200 Series
Launch date	8 October 2013	31 August 2012
Launch price (MSRP)	$299	$899
Place in performance rating	372	330
Type	Desktop	Desktop
Technical info
Boost clock speed	1000 MHz
Floating-point performance	4,096 gflops	2x 3,789 gflops
Manufacturing process technology	28 nm	28 nm
Pipelines	2048	2x 2048
Stream Processors	2048
Texture fill rate	128.0 GTexel / s	2x 118.4 GTexel / s billion / sec
Thermal Design Power (TDP)	250 Watt	500 Watt
Transistor count	4,313 million	4,313 million
Core clock speed		925 MHz
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 1x DisplayPort	1x DVI, 4x mini-DisplayPort
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA
Compatibility, dimensions and requirements
Bus support	PCIe 3.0
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Length	275 mm	292 mm
Supplementary power connectors	1 x 6-pin + 1 x 8-pin	3x 8-pin
API support
DirectX	12	12.0 (11_1)
OpenGL	4.5	4.5
Vulkan
Memory
Maximum RAM amount	3 GB	2x 3 GB
Memory bandwidth	288 GB/s	2x 264.0 GB / s
Memory bus width	384 Bit	2x 384 Bit
Memory type	GDDR5	GDDR5
Shared memory	0
Memory clock speed		5500 MHz
Technologies
AMD Eyefinity
AppAcceleration
CrossFire
DDMA audio
FreeSync
HD3D
LiquidVR
TressFX
TrueAudio
Unified Video Decoder (UVD)