Report an Error

NVIDIA GeForce 820M

GK107
Graphics Processor
384
Cores
32
TMUs
16
ROPs
2 GB
Memory Size
DDR3
Memory Type
128 bit
Bus Width
NVIDIA GK107 Photo
The GeForce 820M is a graphics card by NVIDIA, launched in March 2015. Built on the 28 nm process, and based on the GK107 graphics processor, the card supports DirectX 12.0. The GK107 graphics processor is an average sized chip with a die area of 118 mm² and 1,270 million transistors. It features 384 shading units, 32 texture mapping units and 16 ROPs. NVIDIA has placed 2,048 MB DDR3 memory on the card, which are connected using a 128-bit memory interface. The GPU is operating at a frequency of 810 MHz, memory is running at 901 MHz.
Being a mxm module card, its power draw is rated at 45 W maximum. This device has no display connectivity, as it is not designed to have monitors connected to it. GeForce 820M is connected to the rest of the system using a PCI-Express 3.0 x16 interface.

Graphics Processor

GPU Name
GK107
Architecture
Kepler
Foundry
TSMC
Process Size
28 nm
Transistors
1,270 million
Die Size
118 mm²

Graphics Card

Release Date
Mar 21st, 2015
Generation
GeForce 800M
Production
Active
Bus Interface
PCIe 3.0 x16

Relative Performance

18%
23%
28%
36%
42%
44%
55%
72%
73%
79%
83%
85%
98%
100%
GeForce 820M
104%
111%
115%
120%
124%
132%
139%
142%
146%
152%
173%
174%
178%
180%
180%
182%
184%
194%
204%
208%
215%
217%
219%
221%
222%
222%
227%
238%
242%
260%
264%
264%
276%
276%
286%
305%
315%
317%
323%
324%
335%
339%
342%
348%
364%
371%
377%
377%
378%
380%
410%
413%
423%
429%
431%
434%
435%
443%
444%
456%
491%
504%
516%
519%
525%
530%
542%
557%
570%
583%
591%
592%
656%
721%
731%
780%
785%
795%
806%
813%
816%
828%
832%
836%
843%
888%
906%
918%
918%
1010%
1027%
1045%
1123%
1233%
1277%
1375%
1375%
1451%
1619%
1698%
1741%
1898%
2159%
Based on TPU review data: "Performance Summary" at 1920x1080
Performance estimated based on architecture, shader count and clocks.

Clock Speeds

GPU Clock
810 MHz
Memory Clock
901 MHz
1802 MHz effective

Memory

Memory Size
2 GB
Memory Type
DDR3
Memory Bus
128 bit
Bandwidth
28.83 GB/s

Render Config

Shading Units
384
TMUs
32
ROPs
16
SMX Count
2

Theoretical Performance

Pixel Rate
6.480 GPixel/s
Texture Rate
25.92 GTexel/s
FP32 (float) performance
622.1 GFLOPS
FP64 (double) performance
25.92 GFLOPS (1:24)

Board Design

Slot Width
MXM Module
TDP
45 W
Outputs
No outputs

Graphics Features

DirectX
12.0 (11_0)
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1.92
CUDA
3.0
Shader Model
5.1

GK107 GPU Notes

PureVideo HD: VP5
VDPAU: Feature Set D