AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce RTX 2080 Mobile

VS

AMD Radeon HD 6770M Mac Edition

NVIDIA GeForce RTX 2080 Mobile

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 8GB VRAM GeForce RTX 2080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6770M Mac Edition 's Advantages

Lower TDP (35W vs 150W)

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Released 8 years late

Boost Clock1590MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 57.60GB/s)

2464 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition

0.696 TFLOPS

GeForce RTX 2080 Mobile +1245%

9.362 TFLOPS

Radeon HD 6770M Mac Edition

VS

GeForce RTX 2080 Mobile

Graphics Card

Jan 2011

Release Date

Jan 2019

Vancouver

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1380 MHz

-

Boost Clock

1590 MHz

900 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

57.60GB/s

Bandwidth

448.0GB/s

Render Config

6

Compute Units

-

SM Count

46

480

Shading Units

2944

24

TMUs

184

8

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

101.8 GPixel/s

17.40 GTexel/s

Texture Rate

292.6 GTexel/s

-

FP16 (half)

18.72 TFLOPS

696.0 GFLOPS

FP32 (float)

9.362 TFLOPS

-

FP64 (double)

292.6 GFLOPS

Board Design

35W

TDP

150W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Whistler

GPU Name

TU104

Whistler XT (216-0810001)

GPU Variant

N18E-G3-A1

TeraScale 2

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

0.716 billion

Transistors

13.6 billion

104 mm²

Die Size

545 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

7.5

5.0

Shader Model

6.6

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