AMD Radeon R9 280 vs ATI Radeon HD 2900 XT

Comparative analysis of AMD Radeon R9 280 and ATI Radeon HD 2900 XT 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 280

ATI Radeon HD 2900 XT

Differences

Reasons to consider the AMD Radeon R9 280

Videocard is newer: launch date 6 year(s) 9 month(s) later
8.8x more texture fill rate: 104.5 GTexel / s vs 11.89 GTexel / s
5.6x more pipelines: 1792 vs 320
7x better floating-point performance: 3,344 gflops vs 475.5 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 80 nm
Around 8% lower typical power consumption: 200 Watt vs 215 Watt
6x more maximum memory size: 3 GB vs 512 MB
8.4x better performance in PassMark - G3D Mark: 5562 vs 660
Around 68% better performance in PassMark - G2D Mark: 665 vs 397

Specifications (specs)
Launch date	4 March 2014 vs 14 May 2007
Texture fill rate	104.5 GTexel / s vs 11.89 GTexel / s
Pipelines	1792 vs 320
Floating-point performance	3,344 gflops vs 475.5 gflops
Manufacturing process technology	28 nm vs 80 nm
Thermal Design Power (TDP)	200 Watt vs 215 Watt
Maximum memory size	3 GB vs 512 MB
Benchmarks
PassMark - G3D Mark	5562 vs 660
PassMark - G2D Mark	665 vs 397

Reasons to consider the ATI Radeon HD 2900 XT

Around 32% higher memory clock speed: 1656 MHz vs 1250 MHz

Memory clock speed	1656 MHz vs 1250 MHz

Compare benchmarks

GPU 1: AMD Radeon R9 280
GPU 2: ATI Radeon HD 2900 XT

PassMark - G3D Mark

GPU 1

GPU 2

5562

660

PassMark - G2D Mark

GPU 1

GPU 2

665

397

Name	AMD Radeon R9 280	ATI Radeon HD 2900 XT
PassMark - G3D Mark	5562	660
PassMark - G2D Mark	665	397
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	67.829
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1266.685
CompuBench 1.5 Desktop - T-Rex (Frames/s)	6.495
CompuBench 1.5 Desktop - Video Composition (Frames/s)	79.909
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	365.384
GFXBench 4.0 - Car Chase Offscreen (Frames)	7957
GFXBench 4.0 - Manhattan (Frames)	3698
GFXBench 4.0 - T-Rex (Frames)	3337
GFXBench 4.0 - Car Chase Offscreen (Fps)	7957
GFXBench 4.0 - Manhattan (Fps)	3698
GFXBench 4.0 - T-Rex (Fps)	3337
3DMark Fire Strike - Graphics Score	2009

Compare specifications (specs)

	AMD Radeon R9 280	ATI Radeon HD 2900 XT
Essentials
Architecture	GCN 1.0	TeraScale
Code name	Tahiti	R600
Design	AMD Radeon R9 200 Series
Launch date	4 March 2014	14 May 2007
Launch price (MSRP)	$279	$399
Place in performance rating	423	376
Type	Desktop	Desktop
Technical info
Boost clock speed	933 MHz
Floating-point performance	3,344 gflops	475.5 gflops
Manufacturing process technology	28 nm	80 nm
Pipelines	1792	320
Stream Processors	1792
Texture fill rate	104.5 GTexel / s	11.89 GTexel / s
Thermal Design Power (TDP)	200 Watt	215 Watt
Transistor count	4,313 million	720 million
Core clock speed		743 MHz
Video outputs and ports
Display Connectors	2x DVI, 1x HDMI, 2x mini-DisplayPort	2x DVI, 1x S-Video
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA
Compatibility, dimensions and requirements
Bus support	PCIe 3.0
Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	275 mm	241 mm
Supplementary power connectors	1 x 6-pin + 1 x 8-pin	1x 6-pin + 1x 8-pin
API support
DirectX	12	10.0
OpenGL	4.5	3.3
Vulkan
Memory
Maximum RAM amount	3 GB	512 MB
Memory bandwidth	240 GB/s	106.0 GB / s
Memory bus width	384 Bit	512 Bit
Memory clock speed	1250 MHz	1656 MHz
Memory type	GDDR5	GDDR3
Technologies
AMD Eyefinity
CrossFire
DDMA audio
FreeSync
HD3D
LiquidVR
TressFX
TrueAudio
Unified Video Decoder (UVD)