Intel Iris Graphics 5100 vs NVIDIA GeForce GT 640

Comparative analysis of Intel Iris Graphics 5100 and NVIDIA GeForce GT 640 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, GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), 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 - Car Chase Offscreen (Fps), 3DMark Fire Strike - Graphics Score.

Intel Iris Graphics 5100

NVIDIA GeForce GT 640

Differences

Reasons to consider the Intel Iris Graphics 5100

Videocard is newer: launch date 11 month(s) later
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 22 nm vs 28 nm
2.2x lower typical power consumption: 30 Watt vs 65 Watt
Around 18% better performance in Geekbench - OpenCL: 4439 vs 3754

Specifications (specs)
Launch date	27 May 2013 vs 5 June 2012
Manufacturing process technology	22 nm vs 28 nm
Thermal Design Power (TDP)	30 Watt vs 65 Watt
Benchmarks
Geekbench - OpenCL	4439 vs 3754

Reasons to consider the NVIDIA GeForce GT 640

4.5x more core clock speed: 902 MHz vs 200 MHz
9.6x more pipelines: 384 vs 40
Around 58% better performance in PassMark - G3D Mark: 1177 vs 745
Around 8% better performance in PassMark - G2D Mark: 292 vs 270
2.3x better performance in GFXBench 4.0 - Manhattan (Frames): 2375 vs 1019
2.3x better performance in GFXBench 4.0 - Manhattan (Fps): 2375 vs 1019
2x better performance in GFXBench 4.0 - T-Rex (Frames): 3328 vs 1668
2x better performance in GFXBench 4.0 - T-Rex (Fps): 3328 vs 1668

Specifications (specs)
Core clock speed	902 MHz vs 200 MHz
Pipelines	384 vs 40
Benchmarks
PassMark - G3D Mark	1177 vs 745
PassMark - G2D Mark	292 vs 270
GFXBench 4.0 - Manhattan (Frames)	2375 vs 1019
GFXBench 4.0 - Manhattan (Fps)	2375 vs 1019
GFXBench 4.0 - T-Rex (Frames)	3328 vs 1668
GFXBench 4.0 - T-Rex (Fps)	3328 vs 1668

Compare benchmarks

GPU 1: Intel Iris Graphics 5100
GPU 2: NVIDIA GeForce GT 640

PassMark - G3D Mark

GPU 1

GPU 2

745

1177

PassMark - G2D Mark

GPU 1

GPU 2

270

292

Geekbench - OpenCL

GPU 1

GPU 2

4439

3754

GFXBench 4.0 - Manhattan (Frames)

GPU 1

GPU 2

1019

2375

GFXBench 4.0 - Manhattan (Fps)

GPU 1

GPU 2

1019

2375

GFXBench 4.0 - T-Rex (Frames)

GPU 1

GPU 2

1668

3328

GFXBench 4.0 - T-Rex (Fps)

GPU 1

GPU 2

1668

3328

Name	Intel Iris Graphics 5100	NVIDIA GeForce GT 640
PassMark - G3D Mark	745	1177
PassMark - G2D Mark	270	292
Geekbench - OpenCL	4439	3754
GFXBench 4.0 - Manhattan (Frames)	1019	2375
GFXBench 4.0 - Manhattan (Fps)	1019	2375
GFXBench 4.0 - T-Rex (Frames)	1668	3328
GFXBench 4.0 - T-Rex (Fps)	1668	3328
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		11.448
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		206.777
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.792
CompuBench 1.5 Desktop - Video Composition (Frames/s)		14.637
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		20.86
GFXBench 4.0 - Car Chase Offscreen (Frames)		2134
GFXBench 4.0 - Car Chase Offscreen (Fps)		2134
3DMark Fire Strike - Graphics Score		1565

Compare specifications (specs)

	Intel Iris Graphics 5100	NVIDIA GeForce GT 640
Essentials
Architecture	Generation 7.5	Kepler
Code name	Haswell GT3	GK107
Launch date	27 May 2013	5 June 2012
Place in performance rating	1191	1192
Type	Laptop	Desktop
Launch price (MSRP)		$99
Price now		$59.99
Value for money (0-100)		25.25
Technical info
Boost clock speed	1200 MHz
Core clock speed	200 MHz	902 MHz
Manufacturing process technology	22 nm	28 nm
Pipelines	40	384
Thermal Design Power (TDP)	30 Watt	65 Watt
Transistor count	1,300 million	1,270 million
Floating-point performance		692.7 gflops
Texture fill rate		28.86 GTexel / s
Video outputs and ports
Display Connectors	No outputs	1x DVI, 1x HDMI, 1x DisplayPort
Compatibility, dimensions and requirements
Interface	PCIe 1.0 x16	PCIe 3.0 x16
Length		145 mm
Supplementary power connectors		None
API support
DirectX	12.0 (11_1)	12.0 (11_0)
OpenGL	4.3	4.6
Memory
Memory bus width	64 / 128 Bit	128 Bit
Shared memory	1
Maximum RAM amount		2 GB
Memory bandwidth		28.51 GB / s
Memory clock speed		1782 MHz
Memory type		DDR3
Technologies
Quick Sync