NVIDIA GeForce GT 745M vs ATI FirePro M7820

Comparative analysis of NVIDIA GeForce GT 745M and ATI FirePro M7820 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 GT 745M

ATI FirePro M7820

Differences

Reasons to consider the NVIDIA GeForce GT 745M

Videocard is newer: launch date 2 year(s) 11 month(s) later
Around 20% higher core clock speed: 837 MHz vs 700 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 40 nm
Around 11% lower typical power consumption: 45 Watt vs 50 Watt
2x more maximum memory size: 2 GB vs 1 GB
2.1x better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 10.489 vs 4.956
Around 16% better performance in GFXBench 4.0 - Manhattan (Frames): 3133 vs 2709
Around 16% better performance in GFXBench 4.0 - Manhattan (Fps): 3133 vs 2709

Specifications (specs)
Launch date	1 April 2013 vs 1 May 2010
Core clock speed	837 MHz vs 700 MHz
Manufacturing process technology	28 nm vs 40 nm
Thermal Design Power (TDP)	45 Watt vs 50 Watt
Maximum memory size	2 GB vs 1 GB
Benchmarks
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	10.489 vs 4.956
GFXBench 4.0 - Manhattan (Frames)	3133 vs 2709
GFXBench 4.0 - Manhattan (Fps)	3133 vs 2709

Reasons to consider the ATI FirePro M7820

Around 5% higher texture fill rate: 28 GTexel / s vs 26.78 GTexel / s
2.1x more pipelines: 800 vs 384
Around 74% better floating-point performance: 1,120.0 gflops vs 642.8 gflops
2.2x more memory clock speed: 4000 MHz vs 1800 MHz
4.6x better performance in Geekbench - OpenCL: 15792 vs 3468
3x better performance in CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s): 600.944 vs 202.905
Around 32% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 0.869 vs 0.66
2.6x better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 21.146 vs 8.184
5.4x better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 103.902 vs 19.323

Specifications (specs)
Texture fill rate	28 GTexel / s vs 26.78 GTexel / s
Pipelines	800 vs 384
Floating-point performance	1,120.0 gflops vs 642.8 gflops
Memory clock speed	4000 MHz vs 1800 MHz
Benchmarks
Geekbench - OpenCL	15792 vs 3468
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	600.944 vs 202.905
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.869 vs 0.66
CompuBench 1.5 Desktop - Video Composition (Frames/s)	21.146 vs 8.184
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	103.902 vs 19.323

Compare benchmarks

GPU 1: NVIDIA GeForce GT 745M
GPU 2: ATI FirePro M7820

Geekbench - OpenCL

GPU 1

GPU 2

3468

15792

CompuBench 1.5 Desktop - Face Detection (mPixels/s)

GPU 1

GPU 2

10.489

4.956

CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)

GPU 1

GPU 2

202.905

600.944

CompuBench 1.5 Desktop - T-Rex (Frames/s)

GPU 1

GPU 2

0.66

0.869

CompuBench 1.5 Desktop - Video Composition (Frames/s)

GPU 1

GPU 2

8.184

21.146

CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)

GPU 1

GPU 2

19.323

103.902

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

3133

2709

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

3133

2709

Name	NVIDIA GeForce GT 745M	ATI FirePro M7820
PassMark - G3D Mark	1095
PassMark - G2D Mark	180
Geekbench - OpenCL	3468	15792
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	10.489	4.956
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	202.905	600.944
CompuBench 1.5 Desktop - T-Rex (Frames/s)	0.66	0.869
CompuBench 1.5 Desktop - Video Composition (Frames/s)	8.184	21.146
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	19.323	103.902
GFXBench 4.0 - Car Chase Offscreen (Frames)	2255
GFXBench 4.0 - Manhattan (Frames)	3133	2709
GFXBench 4.0 - T-Rex (Frames)	3352
GFXBench 4.0 - Car Chase Offscreen (Fps)	2255
GFXBench 4.0 - Manhattan (Fps)	3133	2709
GFXBench 4.0 - T-Rex (Fps)	3352
3DMark Fire Strike - Graphics Score	0

Compare specifications (specs)

	NVIDIA GeForce GT 745M	ATI FirePro M7820
Essentials
Architecture	Kepler	TeraScale 2
Code name	GK107	Broadway
Launch date	1 April 2013	1 May 2010
Place in performance rating	1274	1276
Type	Laptop	Mobile workstation
Technical info
Core clock speed	837 MHz	700 MHz
Floating-point performance	642.8 gflops	1,120.0 gflops
Manufacturing process technology	28 nm	40 nm
Pipelines	384	800
Texture fill rate	26.78 GTexel / s	28 GTexel / s
Thermal Design Power (TDP)	45 Watt	50 Watt
Transistor count	1,270 million	1,040 million
Video outputs and ports
7.1 channel HD audio on HDMI
Display Connectors	No outputs	No outputs
DisplayPort Multimode (DP++) support	Up to 3840x2160
eDP 1.2 signal support	Up to 3840x2160
HDCP content protection
HDMI
LVDS signal support	Up to 1920x1200
TrueHD and DTS-HD audio bitstreaming
VGA аnalog display support	Up to 2048x1536
Compatibility, dimensions and requirements
Bus support	PCI Express 3.0
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Laptop size	medium sized	large
Supplementary power connectors		None
API support
DirectX	12 API	11.2 (11_0)
OpenCL	1.1
OpenGL	4.5	4.4
Memory
Maximum RAM amount	2 GB	1 GB
Memory bandwidth	28.8 GB / s	64.0 GB / s
Memory bus width	128 Bit	128 Bit
Memory clock speed	1800 MHz	4000 MHz
Memory type	DDR3, GDDR5	GDDR5
Shared memory	0	0
Standard memory configuration	DDR3 / GDDR5
Technologies
3D Vision
3D Vision / 3DTV Play
Blu-Ray 3D Support
CUDA
Direct Compute
FXAA
H.264, VC1, MPEG2 1080p video decoder
Optimus