AMD Radeon HD 8970 OEM vs ATI Radeon HD 4770

Comparative analysis of AMD Radeon HD 8970 OEM and ATI Radeon HD 4770 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 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), PassMark - G3D Mark, PassMark - G2D Mark.

AMD Radeon HD 8970 OEM

ATI Radeon HD 4770

Differences

Reasons to consider the AMD Radeon HD 8970 OEM

Videocard is newer: launch date 3 year(s) 8 month(s) later
Around 23% higher core clock speed: 925 MHz vs 750 MHz
4.9x more texture fill rate: 118.4 GTexel / s vs 24 GTexel / s
3.2x more pipelines: 2048 vs 640
3.9x better floating-point performance: 3,789 gflops vs 960.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
6x more maximum memory size: 3 GB vs 512 MB
Around 72% higher memory clock speed: 5500 MHz vs 3200 MHz

Launch date	8 January 2013 vs 28 April 2009
Core clock speed	925 MHz vs 750 MHz
Texture fill rate	118.4 GTexel / s vs 24 GTexel / s
Pipelines	2048 vs 640
Floating-point performance	3,789 gflops vs 960.0 gflops
Manufacturing process technology	28 nm vs 40 nm
Maximum memory size	3 GB vs 512 MB
Memory clock speed	5500 MHz vs 3200 MHz

Reasons to consider the ATI Radeon HD 4770

3.1x lower typical power consumption: 80 Watt vs 250 Watt
2.6x better performance in GFXBench 4.0 - T-Rex (Frames): 8618 vs 3339
2.6x better performance in GFXBench 4.0 - T-Rex (Fps): 8618 vs 3339

Specifications (specs)
Thermal Design Power (TDP)	80 Watt vs 250 Watt
Benchmarks
GFXBench 4.0 - T-Rex (Frames)	8618 vs 3339
GFXBench 4.0 - T-Rex (Fps)	8618 vs 3339

Compare benchmarks

GPU 1: AMD Radeon HD 8970 OEM
GPU 2: ATI Radeon HD 4770

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3339

8618

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3339

8618

Name	AMD Radeon HD 8970 OEM	ATI Radeon HD 4770
GFXBench 4.0 - Manhattan (Frames)	3583
GFXBench 4.0 - Manhattan (Fps)	3583
GFXBench 4.0 - T-Rex (Frames)	3339	8618
GFXBench 4.0 - T-Rex (Fps)	3339	8618
PassMark - G3D Mark		910
PassMark - G2D Mark		114

Compare specifications (specs)

	AMD Radeon HD 8970 OEM	ATI Radeon HD 4770
Essentials
Architecture	GCN 1.0	TeraScale
Code name	Tahiti	RV740
Launch date	8 January 2013	28 April 2009
Place in performance rating	756	753
Type	Desktop	Desktop
Launch price (MSRP)		$109
Technical info
Core clock speed	925 MHz	750 MHz
Floating-point performance	3,789 gflops	960.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	2048	640
Texture fill rate	118.4 GTexel / s	24 GTexel / s
Thermal Design Power (TDP)	250 Watt	80 Watt
Transistor count	4,313 million	826 million
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 2x mini-DisplayPort	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	274 mm	203 mm
Supplementary power connectors	1x 6-pin + 1x 8-pin	1x 6-pin
API support
DirectX	12.0	10.1
OpenGL	4.5	3.3
Memory
Maximum RAM amount	3 GB	512 MB
Memory bandwidth	264.0 GB / s	51.2 GB / s
Memory bus width	384 Bit	128 Bit
Memory clock speed	5500 MHz	3200 MHz
Memory type	GDDR5	GDDR5