NVIDIA GeForce RTX 3080 Max Q vs AMD Radeon HD 6770M Mac Edition

VS

NVIDIA GeForce RTX 3080 Max Q

AMD Radeon HD 6770M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Max Q and 512MB VRAM Radeon HD 6770M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Max Q 's Advantages

Released 10 years late

Boost Clock1245MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (384.0GB/s vs 57.60GB/s)

5664 additional rendering cores

AMD Radeon HD 6770M Mac Edition 's Advantages

Lower TDP (35W vs 80W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Max Q +2098%

15.3 TFLOPS

Radeon HD 6770M Mac Edition

0.696 TFLOPS

GeForce RTX 3080 Max Q

VS

Radeon HD 6770M Mac Edition

Graphics Card

Jan 2021

Release Date

Jan 2011

GeForce 30 Mobile

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

780 MHz

Base Clock

-

1245 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

384.0GB/s

Bandwidth

57.60GB/s

Render Config

-

Compute Units

6

48

SM Count

-

6144

Shading Units

480

192

TMUs

24

96

ROPs

8

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

119.5 GPixel/s

Pixel Rate

5.800 GPixel/s

239.0 GTexel/s

Texture Rate

17.40 GTexel/s

15.30 TFLOPS

FP16 (half)

-

15.30 TFLOPS

FP32 (float)

696.0 GFLOPS

239.0 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

35W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

Whistler

GA104-775-A1

GPU Variant

Whistler XT (216-0810001)

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

0.716 billion

392 mm²

Die Size

104 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.6

CUDA

-

6.6

Shader Model

5.0

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