AMD Radeon HD 7770 GHz Edition vs AMD Radeon HD 7550M

Comparative analysis of AMD Radeon HD 7770 GHz Edition and AMD Radeon HD 7550M 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, 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), 3DMark Fire Strike - Graphics Score.

AMD Radeon HD 7770 GHz Edition

AMD Radeon HD 7550M

Differences

Reasons to consider the AMD Radeon HD 7770 GHz Edition

Videocard is newer: launch date 1 month(s) later
Around 82% higher boost clock speed: 1000 MHz vs 550 MHz
3.3x more texture fill rate: 40 GTexel / s vs 12 GTexel / s
Around 60% higher pipelines: 640 vs 400
2.7x better floating-point performance: 1,280 gflops vs 480.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
4.7x better performance in PassMark - G3D Mark: 2171 vs 465
Around 14% better performance in PassMark - G2D Mark: 461 vs 403
2.7x better performance in Geekbench - OpenCL: 14263 vs 5371

Specifications (specs)
Launch date	15 February 2012 vs 7 January 2012
Boost clock speed	1000 MHz vs 550 MHz
Texture fill rate	40 GTexel / s vs 12 GTexel / s
Pipelines	640 vs 400
Floating-point performance	1,280 gflops vs 480.0 gflops
Manufacturing process technology	28 nm vs 40 nm
Benchmarks
PassMark - G3D Mark	2171 vs 465
PassMark - G2D Mark	461 vs 403
Geekbench - OpenCL	14263 vs 5371

Reasons to consider the AMD Radeon HD 7550M

8.9x lower typical power consumption: 14 Watt vs 125 Watt
2x more maximum memory size: 2 GB vs 1 GB
Around 60% higher memory clock speed: 1800 MHz vs 1125 MHz

Thermal Design Power (TDP)	14 Watt vs 125 Watt
Maximum memory size	2 GB vs 1 GB
Memory clock speed	1800 MHz vs 1125 MHz

Compare benchmarks

GPU 1: AMD Radeon HD 7770 GHz Edition
GPU 2: AMD Radeon HD 7550M

PassMark - G3D Mark

GPU 1

GPU 2

2171

465

PassMark - G2D Mark

GPU 1

GPU 2

461

403

Geekbench - OpenCL

GPU 1

GPU 2

14263

5371

Name	AMD Radeon HD 7770 GHz Edition	AMD Radeon HD 7550M
PassMark - G3D Mark	2171	465
PassMark - G2D Mark	461	403
Geekbench - OpenCL	14263	5371
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	33.836
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	506.712
CompuBench 1.5 Desktop - T-Rex (Frames/s)	3.01
CompuBench 1.5 Desktop - Video Composition (Frames/s)	49.787
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	153.657
GFXBench 4.0 - Car Chase Offscreen (Frames)	3707
GFXBench 4.0 - Manhattan (Frames)	4524
GFXBench 4.0 - T-Rex (Frames)	14630
GFXBench 4.0 - Car Chase Offscreen (Fps)	3707
GFXBench 4.0 - Manhattan (Fps)	4524
GFXBench 4.0 - T-Rex (Fps)	14630
3DMark Fire Strike - Graphics Score	711

Compare specifications (specs)

	AMD Radeon HD 7770 GHz Edition	AMD Radeon HD 7550M
Essentials
Architecture	GCN 1.0	TeraScale 2
Code name	Cape Verde	Thames
Design	AMD Radeon HD 7000 Series
Launch date	15 February 2012	7 January 2012
Launch price (MSRP)	$159
Place in performance rating	567	568
Type	Desktop	Laptop
Technical info
Boost clock speed	1000 MHz	550 MHz
Floating-point performance	1,280 gflops	480.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	640	400
Stream Processors	640
Texture fill rate	40 GTexel / s	12 GTexel / s
Thermal Design Power (TDP)	125 Watt	14 Watt
Transistor count	1,500 million	716 million
Core clock speed		450 MHz
Video outputs and ports
Display Connectors	1x DVI, 1x HDMI, 2x mini-DisplayPort	No outputs
DisplayPort support
Dual-link DVI support
Eyefinity
HDMI
VGA
Compatibility, dimensions and requirements
Bus support	PCIe 2.1 x16
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Length	210 mm
Supplementary power connectors	1x 6-pin
Laptop size		medium sized
API support
DirectX	11	11.2 (11_0)
OpenGL	4.5	4.4
Memory
Maximum RAM amount	1 GB	2 GB
Memory bandwidth	72 GB/s	28.8 GB / s
Memory bus width	128 Bit	64 Bit
Memory clock speed	1125 MHz	1800 MHz
Memory type	GDDR5	GDDR5 / DDR3
Shared memory		0
Technologies
AMD Eyefinity
CrossFire
FreeSync