AMD Radeon HD 7640G vs ATI FirePro M7820

Comparative analysis of AMD Radeon HD 7640G and ATI FirePro M7820 videocards for all known characteristics in the following categories: Essentials, Technical info, Compatibility, dimensions and requirements, API support, Memory, Video outputs and ports. Benchmark videocards performance analysis: Geekbench - OpenCL, 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), PassMark - G2D Mark, PassMark - G3D 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).

AMD Radeon HD 7640G

ATI FirePro M7820

Differences

Reasons to consider the AMD Radeon HD 7640G

Videocard is newer: launch date 2 year(s) 0 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 32 nm vs 40 nm

Launch date	15 May 2012 vs 1 May 2010
Manufacturing process technology	32 nm vs 40 nm

Reasons to consider the ATI FirePro M7820

Around 41% higher core clock speed: 700 MHz vs 497 MHz
3.1x more pipelines: 800 vs 256
13.2x better performance in Geekbench - OpenCL: 15792 vs 1194
Around 21% better performance in GFXBench 4.0 - Manhattan (Frames): 2709 vs 2245
Around 21% better performance in GFXBench 4.0 - Manhattan (Fps): 2709 vs 2245

Specifications (specs)
Core clock speed	700 MHz vs 497 MHz
Pipelines	800 vs 256
Benchmarks
Geekbench - OpenCL	15792 vs 1194
GFXBench 4.0 - Manhattan (Frames)	2709 vs 2245
GFXBench 4.0 - Manhattan (Fps)	2709 vs 2245

Compare benchmarks

GPU 1: AMD Radeon HD 7640G
GPU 2: ATI FirePro M7820

Geekbench - OpenCL

GPU 1

GPU 2

1194

15792

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

2245

2709

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

2245

2709

Name	AMD Radeon HD 7640G	ATI FirePro M7820
Geekbench - OpenCL	1194	15792
GFXBench 4.0 - Car Chase Offscreen (Frames)	636
GFXBench 4.0 - Car Chase Offscreen (Fps)	636
GFXBench 4.0 - Manhattan (Frames)	2245	2709
GFXBench 4.0 - Manhattan (Fps)	2245	2709
GFXBench 4.0 - T-Rex (Frames)	3355
GFXBench 4.0 - T-Rex (Fps)	3355
PassMark - G2D Mark	124
PassMark - G3D Mark	460
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		4.956
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		600.944
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.869
CompuBench 1.5 Desktop - Video Composition (Frames/s)		21.146
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		103.902

Compare specifications (specs)

	AMD Radeon HD 7640G	ATI FirePro M7820
Essentials
Architecture	Terascale 3	TeraScale 2
Code name	Trinity	Broadway
Launch date	15 May 2012	1 May 2010
Place in performance rating	1289	1291
Type	Laptop	Mobile workstation
Technical info
Boost clock speed	686 MHz
Core clock speed	497 MHz	700 MHz
Manufacturing process technology	32 nm	40 nm
Pipelines	256	800
Floating-point performance		1,120.0 gflops
Texture fill rate		28 GTexel / s
Thermal Design Power (TDP)		50 Watt
Transistor count		1,040 million
Compatibility, dimensions and requirements
Laptop size	medium sized	large
Interface		PCIe 2.0 x16
Supplementary power connectors		None
API support
DirectX	11	11.2 (11_0)
OpenGL		4.4
Memory
Shared memory	1	0
Maximum RAM amount		1 GB
Memory bandwidth		64.0 GB / s
Memory bus width		128 Bit
Memory clock speed		4000 MHz
Memory type		GDDR5
Video outputs and ports
Display Connectors		No outputs