NVIDIA GeForce GTX 780M vs ATI Mobility Radeon HD 4650

Comparative analysis of NVIDIA GeForce GTX 780M and ATI Mobility Radeon HD 4650 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 GTX 780M

ATI Mobility Radeon HD 4650

Differences

Reasons to consider the NVIDIA GeForce GTX 780M

Videocard is newer: launch date 4 year(s) 4 month(s) later
Around 65% higher core clock speed: 823 MHz vs 500 MHz
6.4x more texture fill rate: 102.0 GTexel / s vs 16 GTexel / s
4.8x more pipelines: 1536 vs 320
7.7x better floating-point performance: 2,448 gflops vs 320.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 55 nm
8x more maximum memory size: 4 GB vs 512 MB
2.1x more memory clock speed: 2500 MHz vs 1200 MHz
9.6x better performance in PassMark - G3D Mark: 3835 vs 401
Around 33% better performance in PassMark - G2D Mark: 424 vs 320
Around 3% better performance in GFXBench 4.0 - T-Rex (Frames): 3351 vs 3262
Around 3% better performance in GFXBench 4.0 - T-Rex (Fps): 3351 vs 3262

Specifications (specs)
Launch date	11 May 2013 vs 9 January 2009
Core clock speed	823 MHz vs 500 MHz
Texture fill rate	102.0 GTexel / s vs 16 GTexel / s
Pipelines	1536 vs 320
Floating-point performance	2,448 gflops vs 320.0 gflops
Manufacturing process technology	28 nm vs 55 nm
Maximum memory size	4 GB vs 512 MB
Memory clock speed	2500 MHz vs 1200 MHz
Benchmarks
PassMark - G3D Mark	3835 vs 401
PassMark - G2D Mark	424 vs 320
GFXBench 4.0 - T-Rex (Frames)	3351 vs 3262
GFXBench 4.0 - T-Rex (Fps)	3351 vs 3262

Reasons to consider the ATI Mobility Radeon HD 4650

3.5x lower typical power consumption: 35 Watt vs 122 Watt

Thermal Design Power (TDP)	35 Watt vs 122 Watt

Compare benchmarks

GPU 1: NVIDIA GeForce GTX 780M
GPU 2: ATI Mobility Radeon HD 4650

PassMark - G3D Mark

GPU 1

GPU 2

3835

401

PassMark - G2D Mark

GPU 1

GPU 2

424

320

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

3351

3262

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

3351

3262

Name	NVIDIA GeForce GTX 780M	ATI Mobility Radeon HD 4650
PassMark - G3D Mark	3835	401
PassMark - G2D Mark	424	320
Geekbench - OpenCL	12824
CompuBench 1.5 Desktop - Face Detection (mPixels/s)	39.934
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)	705.616
CompuBench 1.5 Desktop - T-Rex (Frames/s)	3.631
CompuBench 1.5 Desktop - Video Composition (Frames/s)	13.832
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)	78.867
GFXBench 4.0 - Car Chase Offscreen (Frames)	4868
GFXBench 4.0 - Manhattan (Frames)	3679
GFXBench 4.0 - T-Rex (Frames)	3351	3262
GFXBench 4.0 - Car Chase Offscreen (Fps)	4868
GFXBench 4.0 - Manhattan (Fps)	3679
GFXBench 4.0 - T-Rex (Fps)	3351	3262
3DMark Fire Strike - Graphics Score	1466

Compare specifications (specs)

	NVIDIA GeForce GTX 780M	ATI Mobility Radeon HD 4650
Essentials
Architecture	Kepler	TeraScale
Code name	GK104	M96
Launch date	11 May 2013	9 January 2009
Place in performance rating	765	767
Type	Laptop	Laptop
Technical info
Boost clock speed	797 MHz
Core clock speed	823 MHz	500 MHz
CUDA cores	1536
Floating-point performance	2,448 gflops	320.0 gflops
Manufacturing process technology	28 nm	55 nm
Pipelines	1536	320
Texture fill rate	102.0 GTexel / s	16 GTexel / s
Thermal Design Power (TDP)	122 Watt	35 Watt
Transistor count	3,540 million	514 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, PCI Express 2.0
Interface	MXM-B (3.0)	PCIe 2.0 x16
Laptop size	large	medium sized
SLI options	1
Supplementary power connectors	None
API support
DirectX	12 API	10.1
OpenCL	1.1
OpenGL	4.5	3.3
Memory
Maximum RAM amount	4 GB	512 MB
Memory bandwidth	160.0 GB / s	19.2 GB / s
Memory bus width	256 Bit	128 Bit
Memory clock speed	2500 MHz	1200 MHz
Memory type	GDDR5	GDDR3, DDR2, DDR3
Shared memory	0	0
Standard memory configuration	GDDR5
Technologies
3D Vision / 3DTV Play
Blu-Ray 3D Support
CUDA
Direct Compute
FXAA
GPU Boost
H.264, VC1, MPEG2 1080p video decoder
Optimus
TXAA
1x Dual-Link/Single-Link DVI
1x Single-Link DVI Support (all display ports have to be supported by the laptop manufacturer)
DisplayPort support up to 2560x1600
HDMI support up to 1920x1080 (both with 7.1 AC3 Audio)
PCI-E 2.0 x16
Powerplay