NVIDIA GeForce 820M vs NVIDIA GeForce 8600M GT Mac Edition

VS

NVIDIA GeForce 820M NVIDIA GeForce 8600M GT Mac Edition

We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 512MB VRAM GeForce 8600M GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 820M 's Advantages

Released 7 years and 5 months late

Larger VRAM bandwidth (28.83GB/s vs 20.32GB/s)

352 additional rendering cores

NVIDIA GeForce 8600M GT Mac Edition 's Advantages

Lower TDP (20W vs 45W)

Score

Benchmark

FP32 (float)

GeForce 820M +936%

0.622 TFLOPS

GeForce 8600M GT Mac Edition

0.06 TFLOPS

GeForce 820M

VS

GeForce 8600M GT Mac Edition

Graphics Card

Mar 2015

Release Date

Oct 2007

GeForce 800M

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

-

Base Clock

-

Boost Clock

-

901 MHz

Memory Clock

635 MHz

Memory

2GB

Memory Size

512MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.83GB/s

Bandwidth

20.32GB/s

Render Config

-

SM Count

4

-

Compute Units

-

384

Shading Units

32

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

6.480 GPixel/s

Pixel Rate

3.760 GPixel/s

25.92 GTexel/s

Texture Rate

7.520 GTexel/s

-

FP16 (half)

-

622.1 GFLOPS

FP32 (float)

60.16 GFLOPS

25.92 GFLOPS

FP64 (double)

-

Graphics Processor

GK107

GPU Name

G84

-

GPU Variant

NB8P-GS

Kepler

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

80 nm

1.27 billion

Transistors

0.289 billion

118 mm²

Die Size

169 mm²

Board Design

45W

TDP

20W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

1.1

5.1

Shader Model

4.0

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