NVIDIA GeForce GTX 675MX Mac Edition vs AMD Radeon HD 8670M

VS

NVIDIA GeForce GTX 675MX Mac Edition AMD Radeon HD 8670M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce GTX 675MX Mac Edition and 1024MB VRAM Radeon HD 8670M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 14.40GB/s)

1024 additional rendering cores

AMD Radeon HD 8670M 's Advantages

Boost Clock975MHz

Score

Benchmark

FP32 (float)

GeForce GTX 675MX Mac Edition +209%

1.933 TFLOPS

Radeon HD 8670M

0.624 TFLOPS

GeForce GTX 675MX Mac Edition

VS

Radeon HD 8670M

Graphics Card

Apr 2013

Release Date

Mar 2013

GeForce 600M

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

975 MHz

1250 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

160.0GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

Compute Units

5

1344

Shading Units

320

112

TMUs

20

32

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

20.13 GPixel/s

Pixel Rate

7.800 GPixel/s

80.53 GTexel/s

Texture Rate

19.50 GTexel/s

-

FP16 (half)

-

1.933 TFLOPS

FP32 (float)

624.0 GFLOPS

80.53 GFLOPS

FP64 (double)

39.00 GFLOPS

Graphics Processor

GK104

GPU Name

Sun

N13E-GSR-A2

GPU Variant

Sun S3 XT (216-0841009)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.69 billion

294 mm²

Die Size

56 mm²

Board Design

100W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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