AMD Radeon Pro Vega 20 vs NVIDIA GeForce 8600M GT Mac Edition

VS

AMD Radeon Pro Vega 20

NVIDIA GeForce 8600M GT Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro Vega 20 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

AMD Radeon Pro Vega 20 's Advantages

Released 11 years and 1 months late

Boost Clock1283MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (189.4GB/s vs 20.32GB/s)

1248 additional rendering cores

NVIDIA GeForce 8600M GT Mac Edition 's Advantages

Lower TDP (20W vs 100W)

Score

Benchmark

FP32 (float)

Radeon Pro Vega 20 +5373%

3.284 TFLOPS

GeForce 8600M GT Mac Edition

0.06 TFLOPS

Radeon Pro Vega 20

VS

GeForce 8600M GT Mac Edition

Graphics Card

Nov 2018

Release Date

Oct 2007

Radeon Pro Mac

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-II

Clock Speeds

815 MHz

Base Clock

-

1283 MHz

Boost Clock

-

740 MHz

Memory Clock

635 MHz

Memory

4GB

Memory Size

512MB

HBM2

Memory Type

GDDR3

1024bit

Memory Bus

128bit

189.4GB/s

Bandwidth

20.32GB/s

Render Config

20

Compute Units

-

SM Count

4

1280

Shading Units

32

80

TMUs

16

32

ROPs

8

-

16 KB (per CU)

L1 Cache

-

1024 KB

L2 Cache

32 KB

-

Theoretical Performance

41.06 GPixel/s

Pixel Rate

3.760 GPixel/s

102.6 GTexel/s

Texture Rate

7.520 GTexel/s

6.569 TFLOPS

FP16 (half)

-

3.284 TFLOPS

FP32 (float)

60.16 GFLOPS

205.3 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

20W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Vega 12

GPU Name

G84

Vega 12 XTA

GPU Variant

NB8P-GS

GCN 5.0

Architecture

Tesla

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

80 nm

Unknown

Transistors

0.289 billion

Unknown

Die Size

169 mm²

Graphics Features

12 (12_1)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.1

6.3

Shader Model

4.0

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