NVIDIA GeForce 820A vs NVIDIA GeForce GTX 280M

VS

NVIDIA GeForce 820A NVIDIA GeForce GTX 280M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 820A and 1024MB VRAM GeForce GTX 280M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820A 's Advantages

Released 5 years late

Lower TDP (15W vs 75W)

NVIDIA GeForce GTX 280M 's Advantages

Larger VRAM bandwidth (60.80GB/s vs 14.40GB/s)

32 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 820A

0.298 TFLOPS

GeForce GTX 280M +25%

0.374 TFLOPS

GeForce 820A

VS

GeForce GTX 280M

Graphics Card

Mar 2014

Release Date

Mar 2009

GeForce 800A

Generation

GeForce 200M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-IV

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

950 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

60.80GB/s

Render Config

2

SM Count

16

-

Compute Units

-

96

Shading Units

128

16

TMUs

64

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

-

128 KB

L2 Cache

64 KB

Theoretical Performance

3.100 GPixel/s

Pixel Rate

9.360 GPixel/s

12.40 GTexel/s

Texture Rate

37.44 GTexel/s

-

FP16 (half)

-

297.6 GFLOPS

FP32 (float)

374.5 GFLOPS

24.80 GFLOPS

FP64 (double)

-

Graphics Processor

GF117

GPU Name

G92

N15V-GM

GPU Variant

N10E-GTX

Fermi 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

0.585 billion

Transistors

0.754 billion

116 mm²

Die Size

324 mm²

Board Design

15W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.1

5.1

Shader Model

4.0

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