NVIDIA GeForce GT 645 OEM vs ATI Radeon HD 4810

Comparative analysis of NVIDIA GeForce GT 645 OEM and ATI Radeon HD 4810 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G2D Mark, PassMark - G3D Mark, GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps).

NVIDIA GeForce GT 645 OEM

ATI Radeon HD 4810

Differences

Reasons to consider the NVIDIA GeForce GT 645 OEM

Videocard is newer: launch date 2 year(s) 10 month(s) later
Around 24% higher core clock speed: 776 MHz vs 625 MHz
Around 86% higher texture fill rate: 37.2 GTexel / s vs 20 GTexel / s
Around 12% better floating-point performance: 894.0 gflops vs 800.0 gflops
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 40 nm vs 55 nm
2x more maximum memory size: 1 GB vs 512 MB
Around 6% higher memory clock speed: 3828 MHz vs 3600 MHz
Around 4% better performance in PassMark - G2D Mark: 443 vs 425
2.6x better performance in PassMark - G3D Mark: 2006 vs 769

Specifications (specs)
Launch date	24 April 2012 vs 28 May 2009
Core clock speed	776 MHz vs 625 MHz
Texture fill rate	37.2 GTexel / s vs 20 GTexel / s
Floating-point performance	894.0 gflops vs 800.0 gflops
Manufacturing process technology	40 nm vs 55 nm
Maximum memory size	1 GB vs 512 MB
Memory clock speed	3828 MHz vs 3600 MHz
Benchmarks
PassMark - G2D Mark	443 vs 425
PassMark - G3D Mark	2006 vs 769

Reasons to consider the ATI Radeon HD 4810

2.2x more pipelines: 640 vs 288
Around 7% lower typical power consumption: 95 Watt vs 102 Watt

Pipelines	640 vs 288
Thermal Design Power (TDP)	95 Watt vs 102 Watt

Compare benchmarks

GPU 1: NVIDIA GeForce GT 645 OEM
GPU 2: ATI Radeon HD 4810

PassMark - G2D Mark

GPU 1

GPU 2

443

425

PassMark - G3D Mark

GPU 1

GPU 2

2006

769

Name	NVIDIA GeForce GT 645 OEM	ATI Radeon HD 4810
PassMark - G2D Mark	443	425
PassMark - G3D Mark	2006	769
GFXBench 4.0 - T-Rex (Frames)	1914
GFXBench 4.0 - T-Rex (Fps)	1914

Compare specifications (specs)

	NVIDIA GeForce GT 645 OEM	ATI Radeon HD 4810
Essentials
Architecture	Fermi 2.0	TeraScale
Code name	GF114	RV770
Launch date	24 April 2012	28 May 2009
Place in performance rating	557	339
Type	Desktop	Desktop
Technical info
Core clock speed	776 MHz	625 MHz
Floating-point performance	894.0 gflops	800.0 gflops
Manufacturing process technology	40 nm	55 nm
Pipelines	288	640
Texture fill rate	37.2 GTexel / s	20 GTexel / s
Thermal Design Power (TDP)	102 Watt	95 Watt
Transistor count	1,950 million	956 million
Video outputs and ports
Display Connectors	2x DVI, 1x mini-HDMI	2x DVI, 1x S-Video
Compatibility, dimensions and requirements
Interface	PCIe 2.0 x16	PCIe 2.0 x16
Length	210 mm	246 mm
Supplementary power connectors		1x 6-pin
API support
DirectX	12.0 (11_0)	10.1
OpenGL	4.6	3.3
Memory
Maximum RAM amount	1 GB	512 MB
Memory bandwidth	91.9 GB / s	57.6 GB / s
Memory bus width	192 Bit	128 Bit
Memory clock speed	3828 MHz	3600 MHz
Memory type	GDDR5	GDDR5