AMD Radeon Sky 500 vs ATI Radeon HD 2900 PRO

Comparative analysis of AMD Radeon Sky 500 and ATI Radeon HD 2900 PRO videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. 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).

AMD Radeon Sky 500

ATI Radeon HD 2900 PRO

Differences

Reasons to consider the AMD Radeon Sky 500

Videocard is newer: launch date 5 year(s) 3 month(s) later
Around 58% higher core clock speed: 950 MHz vs 600 MHz
7.9x more texture fill rate: 76 GTexel / s vs 9.6 GTexel / s
4x more pipelines: 1280 vs 320
6.3x better floating-point performance: 2,432 gflops vs 384.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 80 nm
Around 33% lower typical power consumption: 150 Watt vs 200 Watt
8x more maximum memory size: 4 GB vs 512 MB
3x more memory clock speed: 4800 MHz vs 1600 MHz
7.6x better performance in PassMark - G3D Mark: 4764 vs 628
Around 39% better performance in PassMark - G2D Mark: 551 vs 397

Specifications (specs)
Launch date	27 March 2013 vs 12 December 2007
Core clock speed	950 MHz vs 600 MHz
Texture fill rate	76 GTexel / s vs 9.6 GTexel / s
Pipelines	1280 vs 320
Floating-point performance	2,432 gflops vs 384.0 gflops
Manufacturing process technology	28 nm vs 80 nm
Thermal Design Power (TDP)	150 Watt vs 200 Watt
Maximum memory size	4 GB vs 512 MB
Memory clock speed	4800 MHz vs 1600 MHz
Benchmarks
PassMark - G3D Mark	4764 vs 628
PassMark - G2D Mark	551 vs 397

Compare benchmarks

GPU 1: AMD Radeon Sky 500
GPU 2: ATI Radeon HD 2900 PRO

PassMark - G3D Mark

GPU 1

GPU 2

4764

628

PassMark - G2D Mark

GPU 1

GPU 2

551

397

Name	AMD Radeon Sky 500	ATI Radeon HD 2900 PRO
PassMark - G3D Mark	4764	628
PassMark - G2D Mark	551	397
Geekbench - OpenCL	74902
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	54.669
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	1096.68
CompuBench 1.5 Desktop - T-Rex (Frames/s)	5.352
CompuBench 1.5 Desktop - Video Composition (Frames/s)	89.633
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	247.642
GFXBench 4.0 - Car Chase Offscreen (Frames)	3585
GFXBench 4.0 - Manhattan (Frames)	2116
GFXBench 4.0 - T-Rex (Frames)	5116
GFXBench 4.0 - Car Chase Offscreen (Fps)	3585
GFXBench 4.0 - Manhattan (Fps)	2116
GFXBench 4.0 - T-Rex (Fps)	5116

Compare specifications (specs)

	AMD Radeon Sky 500	ATI Radeon HD 2900 PRO
Essentials
Architecture	GCN 1.0	TeraScale
Code name	Pitcairn	R600
Launch date	27 March 2013	12 December 2007
Place in performance rating	510	379
Type	Desktop	Desktop
Technical info
Core clock speed	950 MHz	600 MHz
Floating-point performance	2,432 gflops	384.0 gflops
Manufacturing process technology	28 nm	80 nm
Pipelines	1280	320
Texture fill rate	76 GTexel / s	9.6 GTexel / s
Thermal Design Power (TDP)	150 Watt	200 Watt
Transistor count	2,800 million	720 million
Video outputs and ports
Display Connectors	1x DisplayPort	2x DVI, 1x S-Video
DisplayPort count	1
Dual-link DVI support
Compatibility, dimensions and requirements
Bus support	PCIe 3.0
Form factor	Full Height / Full Length
Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	242 mm	241 mm
Supplementary power connectors	1x 6-pin	1x 8-pin
API support
DirectX	12.0 (11_1)	10.0
OpenGL	4.5	3.3
Memory
Maximum RAM amount	4 GB	512 MB
Memory bandwidth	154 GB / s	118.4 GB / s
Memory bus width	256 Bit	512 Bit
Memory clock speed	4800 MHz	1600 MHz
Memory type	GDDR5	GDDR4