AMD Radeon HD 6770M Mac Edition vs NVIDIA GeForce MX450 25W

VS

AMD Radeon HD 6770M Mac Edition

NVIDIA GeForce MX450 25W

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6770M Mac Edition and 2GB VRAM GeForce MX450 25W to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce MX450 25W 's Advantages

Released 9 years and 7 months late

Boost Clock930MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (80.00GB/s vs 57.60GB/s)

416 additional rendering cores

Lower TDP (25W vs 35W)

Score

Benchmark

FP32 (float)

Radeon HD 6770M Mac Edition

0.696 TFLOPS

GeForce MX450 25W +139%

1.667 TFLOPS

Radeon HD 6770M Mac Edition

VS

GeForce MX450 25W

Graphics Card

Jan 2011

Release Date

Aug 2020

Vancouver

Generation

GeForce MX

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

720 MHz

-

Boost Clock

930 MHz

900 MHz

Memory Clock

1250 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

57.60GB/s

Bandwidth

80.00GB/s

Render Config

6

Compute Units

-

SM Count

14

480

Shading Units

896

24

TMUs

56

8

ROPs

32

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

5.800 GPixel/s

Pixel Rate

29.76 GPixel/s

17.40 GTexel/s

Texture Rate

52.08 GTexel/s

-

FP16 (half)

3.333 TFLOPS

696.0 GFLOPS

FP32 (float)

1.667 TFLOPS

-

FP64 (double)

52.08 GFLOPS

Board Design

35W

TDP

25W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Whistler

GPU Name

TU117

Whistler XT (216-0810001)

GPU Variant

N18S-G5

TeraScale 2

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

0.716 billion

Transistors

4.7 billion

104 mm²

Die Size

200 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

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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