NVIDIA GeForce 820M vs ATI Mobility FireGL 7800

Comparative analysis of NVIDIA GeForce 820M and ATI Mobility FireGL 7800 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.

NVIDIA GeForce 820M

ATI Mobility FireGL 7800

Differences

Reasons to consider the NVIDIA GeForce 820M

Videocard is newer: launch date 13 year(s) 5 month(s) later
2.9x more core clock speed: 810 MHz vs 280 MHz
48x more pipelines: 96 vs 2
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 150 nm
16x more maximum memory size: 1 GB vs 64 MB
4.5x more memory clock speed: 1802 MHz vs 400 MHz
98.4x better performance in PassMark - G3D Mark: 492 vs 5
Around 31% better performance in PassMark - G2D Mark: 113 vs 86

Specifications (specs)
Launch date	21 March 2015 vs 29 September 2001
Core clock speed	810 MHz vs 280 MHz
Pipelines	96 vs 2
Manufacturing process technology	28 nm vs 150 nm
Maximum memory size	1 GB vs 64 MB
Memory clock speed	1802 MHz vs 400 MHz
Benchmarks
PassMark - G3D Mark	492 vs 5
PassMark - G2D Mark	113 vs 86

Reasons to consider the ATI Mobility FireGL 7800

56x more texture fill rate: 560 MTexel / s vs 10 GTexel / s
Around 67% lower typical power consumption: 27 Watt vs 45 Watt

Texture fill rate	560 MTexel / s vs 10 GTexel / s
Thermal Design Power (TDP)	27 Watt vs 45 Watt

Compare benchmarks

GPU 1: NVIDIA GeForce 820M
GPU 2: ATI Mobility FireGL 7800

PassMark - G3D Mark

GPU 1

GPU 2

492

PassMark - G2D Mark

GPU 1

GPU 2

113

Name	NVIDIA GeForce 820M	ATI Mobility FireGL 7800
PassMark - G3D Mark	492	5
PassMark - G2D Mark	113	86
Geekbench - OpenCL	2787
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	7.765
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	161.305
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.686
CompuBench 1.5 Desktop - Video Composition (Frames/s)	14.257
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	22.768
GFXBench 4.0 - Car Chase Offscreen (Frames)	1195
GFXBench 4.0 - Manhattan (Frames)	1447
GFXBench 4.0 - T-Rex (Frames)	3349
GFXBench 4.0 - Car Chase Offscreen (Fps)	1195
GFXBench 4.0 - Manhattan (Fps)	1447
GFXBench 4.0 - T-Rex (Fps)	3349
3DMark Fire Strike - Graphics Score	847

Compare specifications (specs)

	NVIDIA GeForce 820M	ATI Mobility FireGL 7800
Essentials
Architecture	Kepler	Rage 7
Code name	GK107	M7
Launch date	21 March 2015	29 September 2001
Place in performance rating	1461	1460
Type	Laptop	Mobile workstation
Technical info
Core clock speed	810 MHz	280 MHz
Floating-point performance	240.0 gflops
Manufacturing process technology	28 nm	150 nm
Pipelines	96	2
Texture fill rate	10 GTexel / s	560 MTexel / s
Thermal Design Power (TDP)	45 Watt	27 Watt
Transistor count	1,270 million	60 million
Boost clock speed		280 MHz
Video outputs and ports
Display Connectors	No outputs	No outputs
Compatibility, dimensions and requirements
Bus support	PCI Express 2.0
Interface	PCIe 3.0 x16	AGP 4x
Laptop size		medium sized
API support
DirectX	12.0 (11_0)	7.0
OpenGL	4.5	1.3
Memory
Maximum RAM amount	1 GB	64 MB
Memory bandwidth	14.4 GB / s	6.4 GB / s
Memory bus width	64 Bit	200 Bit
Memory clock speed	1802 MHz	400 MHz
Memory type	DDR3	64 / 128
Shared memory	0	0
Technologies
CUDA
GameWorks
GPU Boost
Optimus
Verde Drivers