AMD Radeon RX 6800M vs NVIDIA GeForce 8600M GT

VS

AMD Radeon RX 6800M

NVIDIA GeForce 8600M GT

We compared two Mobile platform GPUs: 12GB VRAM Radeon RX 6800M and 512MB VRAM GeForce 8600M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800M 's Advantages

Released 14 years late

Boost Clock2390MHz

More VRAM (12GB vs 512GB)

Larger VRAM bandwidth (384.0GB/s vs 22.40GB/s)

2528 additional rendering cores

NVIDIA GeForce 8600M GT 's Advantages

Lower TDP (20W vs 145W)

Score

Benchmark

FP32 (float)

Radeon RX 6800M +19965%

12.24 TFLOPS

GeForce 8600M GT

0.061 TFLOPS

Radeon RX 6800M

VS

GeForce 8600M GT

Graphics Card

May 2021

Release Date

May 2007

Mobility Radeon

Generation

GeForce 8M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-II

Clock Speeds

2116 MHz

Base Clock

-

2390 MHz

Boost Clock

-

2000 MHz

Memory Clock

700 MHz

Memory

12GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

192bit

Memory Bus

128bit

384.0GB/s

Bandwidth

22.40GB/s

Render Config

40

Compute Units

-

SM Count

4

2560

Shading Units

32

160

TMUs

16

64

ROPs

8

-

40

RT Cores

-

128 KB per Array

L1 Cache

-

3 MB

L2 Cache

32 KB

96 MB

L3 Cache

-

Theoretical Performance

153.0 GPixel/s

Pixel Rate

3.800 GPixel/s

382.4 GTexel/s

Texture Rate

7.600 GTexel/s

24.47 TFLOPS

FP16 (half)

-

12.24 TFLOPS

FP32 (float)

60.80 GFLOPS

764.8 GFLOPS

FP64 (double)

-

Board Design

145W

TDP

20W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

G84

Navi 22 XTM

GPU Variant

NB8P-GS

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

80 nm

17.2 billion

Transistors

0.289 billion

335 mm²

Die Size

169 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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