AMD Radeon Instinct MI25 vs ATI Radeon HD 2900 XT

Comparative analysis of AMD Radeon Instinct MI25 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. Benchmark videocards performance analysis: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), Geekbench - OpenCL, PassMark - G3D Mark, PassMark - G2D Mark.

AMD Radeon Instinct MI25

ATI Radeon HD 2900 XT

Differences

Reasons to consider the AMD Radeon Instinct MI25

Videocard is newer: launch date 10 year(s) 1 month(s) later
Around 88% higher core clock speed: 1400 MHz vs 743 MHz
32.3x more texture fill rate: 384.0 GTexel / s vs 11.89 GTexel / s
12.8x more pipelines: 4096 vs 320
25.8x better floating-point performance: 12,288 gflops vs 475.5 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 80 nm
32x more maximum memory size: 16 GB vs 512 MB
Around 3% higher memory clock speed: 1704 MHz vs 1656 MHz

Launch date	27 June 2017 vs 14 May 2007
Core clock speed	1400 MHz vs 743 MHz
Texture fill rate	384.0 GTexel / s vs 11.89 GTexel / s
Pipelines	4096 vs 320
Floating-point performance	12,288 gflops vs 475.5 gflops
Manufacturing process technology	14 nm vs 80 nm
Maximum memory size	16 GB vs 512 MB
Memory clock speed	1704 MHz vs 1656 MHz

Reasons to consider the ATI Radeon HD 2900 XT

Around 40% lower typical power consumption: 215 Watt vs 300 Watt

Thermal Design Power (TDP)	215 Watt vs 300 Watt

Compare benchmarks

GPU 1: AMD Radeon Instinct MI25
GPU 2: ATI Radeon HD 2900 XT

Name	AMD Radeon Instinct MI25	ATI Radeon HD 2900 XT
GFXBench 4.0 - Car Chase Offscreen (Frames)	6958
GFXBench 4.0 - Car Chase Offscreen (Fps)	6958
GFXBench 4.0 - Manhattan (Frames)	1634
GFXBench 4.0 - Manhattan (Fps)	1634
GFXBench 4.0 - T-Rex (Frames)	1846
GFXBench 4.0 - T-Rex (Fps)	1846
Geekbench - OpenCL	70814
PassMark - G3D Mark		660
PassMark - G2D Mark		397

Compare specifications (specs)

	AMD Radeon Instinct MI25	ATI Radeon HD 2900 XT
Essentials
Architecture	GCN 5.0	TeraScale
Code name	Vega 10	R600
Launch date	27 June 2017	14 May 2007
Place in performance rating	571	375
Type	Desktop	Desktop
Launch price (MSRP)		$399
Technical info
Boost clock speed	1500 MHz
Core clock speed	1400 MHz	743 MHz
Floating-point performance	12,288 gflops	475.5 gflops
Manufacturing process technology	14 nm	80 nm
Pipelines	4096	320
Texture fill rate	384.0 GTexel / s	11.89 GTexel / s
Thermal Design Power (TDP)	300 Watt	215 Watt
Transistor count	12,500 million	720 million
Video outputs and ports
Display Connectors	No outputs	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 1.0 x16
Length	267 mm	241 mm
Supplementary power connectors	2x 8-pin	1x 6-pin + 1x 8-pin
API support
DirectX	12.0 (12_1)	10.0
OpenGL	4.6	3.3
Memory
Maximum RAM amount	16 GB	512 MB
Memory bandwidth	482.8 GB / s	106.0 GB / s
Memory bus width	2048 Bit	512 Bit
Memory clock speed	1704 MHz	1656 MHz
Memory type	HBM2	GDDR3